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ADS5525IRGZ25

ADS5525IRGZ25 - 12-bit 170 MSPS ADC with DDR LVDS/CMOS Outputs

The Texas Instruments ADS5525IRGZ25 is a high-performance 12-bit, 170-MSPS analog-to-digital converter (ADC) that integrates a low-jitter clock buffer and internal sample-and-hold circuitry in a 48-pin VQFN (RGZ) package measuring 7x7 mm. It supports user-selectable DDR LVDS or parallel CMOS output interfaces, providing flexibility for high-speed digital data capture in imaging, communication, and test equipment. What is a pipelined ADC? A pipelined analog-to-digital converter is a high-speed sampling architecture that cascades multiple low-resolution flash stages to achieve higher resolution while maintaining fast conversion rates. Each stage samples, quantizes, and passes a residue to the next stage, with digital error correction applied across the pipeline. Pipelined ADCs sit within the hierarchy of analog-to-digital converters -> data converters -> signal chain ICs -> semiconductors, and are the dominant choice for sampling rates between 10 MSPS and 500 MSPS where 8- to 16-bit resolution is required. Key features of the ADS5525IRGZ25 include 12-bit resolution, 170 MSPS maximum sampling rate, differential analog inputs, integrated sample-and-hold, programmable internal gain for SFDR optimization at full-scale input, and an LVDS/CMOS selectable output interface that supports both single-data-rate and double-data-rate clocking. The device achieves high SNR and SFDR simultaneously at high input frequencies, making it suitable for digitizing wide-bandwidth IF signals without compromising dynamic range. Architecturally, the converter uses a multi-stage pipelined core with internal reference and biasing networks. It operates from a single 3.3 V analog supply and a 3.3 V or 1.8 V digital supply, with separate analog and digital grounds to minimize coupling. The internal clock buffer accepts an external CMOS clock and distributes low-jitter sampling edges to the pipeline stages. Typical applications include wireless communication base-station receivers, medical imaging systems such as ultrasound beamformers, radar and lidar front-ends, broadband satellite receivers, and high-speed industrial test instrumentation. Programmable gain enables SFDR optimization for narrow-band IF inputs. A primary design consideration is the LVDS/CMOS output-mode selection: DDR LVDS reduces pin count and EMI but requires an LVDS receiver on the FPGA side, while parallel CMOS simplifies board layout but increases the package's digital I/O count. Power dissipation scales with sampling rate and output mode. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone, with cross-references to companion clocking and amplifier parts for a complete signal-chain design.

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ADS5527IRGZ25

ADS5527IRGZ25 - 12-Bit 210MSPS ADC w/ DDR LVDS/CMOS | TI

The Texas Instruments ADS5527IRGZ25 is a 12-bit, 210-MSPS analog-to-digital converter (ADC) with DDR LVDS/CMOS outputs, housed in a 48-pin VQFN (RGZ) 7x7 mm package. Operating from a single 3.3 V analog and digital supply over the -40 °C to +85 °C industrial temperature range, it delivers state-of-the-art dynamic performance using advanced pipelined architecture and integrated sample-and-hold. The device supports both parallel CMOS and DDR LVDS output interfaces, selectable via pin configuration, allowing system designers to trade off pin count, EMI, and board complexity. An analog-to-digital converter (ADC) is a data-converter sub-category of mixed-signal ICs that translates continuous-time analog signals into discrete digital codes for processing by FPGAs, ASICs, DSPs, or microcontrollers. The ADS5527 sits inside the high-speed pipelined ADC family (>100 MSPS), which itself is a subclass of Nyquist-rate data converters, which are part of the broader data-converter category within power management and signal-chain semiconductors. This hierarchy places the part in the high-performance signal-acquisition segment typically used in test-and-measurement, communications, defense, and medical imaging. Key features include 210 MSPS guaranteed sampling rate, 12-bit resolution, 1.4 GHz input bandwidth, DDR LVDS/CMOS programmable outputs, internal reference, low-latency pipeline architecture, and a 48-pin VQFN thermally enhanced package with exposed pad. The wide input bandwidth relaxes the requirements of the front-end analog anti-alias filter and supports undersampling of IF signals in communications receivers. The integrated reference reduces external component count and eases board layout. The architecture uses multiple low-resolution pipeline stages with digital error correction, residue amplifiers, and a final flash stage to achieve low-latency, high-throughput conversion. Internal calibration on power-up reduces gain and offset errors, while the LVDS output drivers provide robust noise immunity and enable long-distance board traces to FPGAs or DSPs without signal-integrity degradation. The CMOS mode allows direct bus connection to general-purpose processors at the cost of higher pin count and EMI. Typical applications are broadband communications receivers, test-and-measurement digitizers, medical imaging front ends, radar and defense signal acquisition, and high-end video processing. For communications, the part commonly digitizes IF signals at base stations. For test equipment, it enables wideband digital oscilloscopes and spectrum analyzers. For medical imaging, it captures high-speed ultrasound or CT detector outputs. When designing with this device, provide clean 3.3 V supplies to AVDD and DVDD with adequate decoupling near the pins, and solder the exposed thermal pad to a low-impedance ground plane for proper heat sinking. The DDR LVDS output clock must be properly aligned with the data lines using FPGA IDDR/SERDES resources, and the input common-mode must be set via the internal VCM pin to maximize SNR. AIN should be AC-coupled through a wideband transformer for single-ended-to-differential conversion. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes that complement, but do not replace, the official Texas Instruments ADS5527 datasheet.

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ADS5541IPAPR

ADS5541IPAPR - 14-Bit 105MSPS Pipeline ADC | Texas Instruments

The Texas Instruments ADS5541IPAPR is a 14-bit, 105-MSPS pipeline analog-to-digital converter housed in a 64-pin HTQFP PowerPAD package (10x10 mm) with exposed thermal pad. It accepts a 2.3 VPP differential analog input, operates from a single 3.3 V analog supply, and integrates an internal voltage reference plus a high-bandwidth linear sample-and-hold front end. The part dissipates 564 mW of analog power at full sample rate, with total power dissipation scaling linearly with sampling frequency. According to the TI product page, the parallel CMOS-compatible digital outputs interface seamlessly with common logic families, simplifying downstream FPGA or ASIC capture. A pipeline ADC is a high-speed successive-approximation architecture that uses multiple cascaded low-resolution flash stages and a digital error-correction block to achieve both high sampling rate and high resolution. In the signal-chain taxonomy, the ADS5541IPAPR sits between the analog front end (gain/buffer stages) and the digital processor (FPGA/DSP/ASIC), converting real-world IF or baseband signals into clean 14-bit code words. It is the digital-to-analog converter's counterpart and belongs to the broader category of data converters (ADC/DAC), which themselves fall under mixed-signal ICs and ultimately under semiconductors. Key performance features include 14-bit resolution, 105 MSPS sample rate, high SNR and high SFDR at 100 MHz input, 2.3 VPP differential input range, internal voltage reference, single 3.3 V analog supply, parallel CMOS outputs, and an industrial temperature range of -40C to +85C. The PowerPAD package keeps junction-to-ambient thermal resistance low enough to sustain full-speed operation without external heatsinking. The pipelined architecture allows the part to maintain linearity at high conversion rates while keeping analog front-end power modest. The internal reference removes the need for an external reference IC, reducing BOM cost and PCB area; the differential sample-and-hold stage achieves high spurious-free dynamic range (SFDR) for wideband IF-sampling applications such as communications receivers, radar digitizers, and medical imaging front ends. Typical applications for the ADS5541IPAPR include communications IF/baseband digitizers, radar signal processing, medical imaging front ends (ultrasound beamformers), portable test and measurement instrumentation, and multi-channel data-acquisition cards. Its 105 MSPS ceiling makes it suitable for undersampling intermediate frequencies in software-defined-radio receivers. When designing with this device, budget for a low-noise 3.3 V analog LDO upstream of the AVDD pin, keep analog and digital ground returns separated and joined at a single point under the exposed pad, and provide 50-ohm controlled-impedance routing on the parallel LVCMOS/CMOS output bus. The exposed thermal pad must be soldered to a sufficient copper pour to keep junction temperature within the -40C to +85C operating range. This page synthesizes distributor pricing, drop-in same-package alternatives sourced from TI's catalog, and practical PCB/thermal design guidance not found in the bare datasheet, helping procurement and engineering teams accelerate a drop-in replacement decision in 2026.

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ADS5542IPAPRG4

ADS5542IPAPRG4 - 14-Bit 80MSPS ADC | Texas Instruments

The Texas Instruments ADS5542IPAPRG4 is a 14-bit, 80-MSPS analog-to-digital converter (ADC) housed in a 64-pin HTQFP (PAP) powerpad package. It delivers high signal-to-noise ratio (SNR) and high spurious-free dynamic range (SFDR) at input frequencies up to 100 MHz, accepts a 2.3 VPP differential analog input, and operates from a single 3.3 V analog supply while consuming approximately 554 mW of analog power. An analog-to-digital converter is a semiconductor component that converts continuous-time analog signals into discrete digital codes at a defined sample rate, enabling downstream digital signal processing (DSP), storage, or transmission. ADCs sit within the data-converter (ADC/DAC) tier of the mixed-signal IC hierarchy, which itself belongs to the broader integrated-circuit (semiconductor) taxonomy and is used in virtually every signal-acquisition system. Within this family, the ADS5542IPAPRG4 is a high-speed, high-resolution pipeline ADC optimized for intermediate-frequency (IF) and baseband digitization. Key differentiating specifications include 14-bit resolution, 80 MSPS maximum sample rate, internal voltage reference (eliminating external reference components), single 3.3 V supply operation, and 2.3 VPP differential full-scale input range. The device integrates internal references and offers low differential nonlinearity, making it suitable for wide-bandwidth signal chains. The architecture is a multi-stage pipeline with digital error correction, providing excellent linearity across the operating temperature range (-40 °C to +85 °C industrial). The HTQFP-64 package with exposed thermal pad (PowerPAD) keeps junction temperatures manageable under the 554 mW analog power budget. Internal reference and trimmed scaling reduce BOM count and improve channel-to-channel matching in multi-channel systems. Typical applications include medical imaging front-ends, communications IF sampling, basestation receive paths, test-and-measurement digitizers, and high-end CCD/CIS imaging. Its 80 MSPS rate and 100 MHz analog input bandwidth also suit software-defined-radio (SDR) and quadrature-demodulation architectures. When designing with the ADS5542IPAPRG4, drive the inputs with a fully differential amplifier such as the THS4503 or OPA695 to realize the rated SFDR, and follow the datasheet's recommended decoupling and PCB stack-up to preserve SNR. The exposed thermal pad must be soldered to a sufficiently large ground copper pour for the 554 mW dissipation. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, helping engineers rapidly evaluate the ADS5542IPAPRG4 for new designs and second-source decisions.

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ADS5546IRGZ25

ADS5546IRGZ25 - 14-Bit 190 MSPS ADC, LVDS/CMOS | Texas Instruments

The Texas Instruments ADS5546IRGZ25 is a 14-bit, 190 MSPS pipelined analog-to-digital converter with a single differential input and selectable DDR LVDS or parallel CMOS outputs, housed in a 48-pin VQFN (RGZ) 7x7 mm package with exposed thermal pad. What is a high-speed pipelined ADC? A pipelined analog-to-digital converter (ADC) is a type of data converter that achieves high sample rates by dividing the conversion task into multiple cascaded low-resolution stages, each stage producing a sub-ADC result before passing a residue to the next stage. Within the broader hierarchy: ADC -> data converter -> mixed-signal IC -> semiconductor. Pipelined ADCs sit at the top of the speed-resolution pyramid and dominate communications, instrumentation, and imaging markets. Key features of the ADS5546IRGZ25 include a maximum sample rate of 190 MSPS, 14-bit resolution with no missing codes, 73.2-dBFS SNR at 70-MHz IF input, and 87-dBc SFDR at the same IF with 0 dB gain. Total power dissipation is 1.1 W when operating at full sample rate, with an internal sample-and-hold front end and Double Data Rate (DDR) LVDS outputs that halve the output bus width compared to CMOS. Architecturally, the device uses a multi-stage pipelined core with proprietary error correction to guarantee no-missing-codes performance across the full operating range. The selectable LVDS/CMOS output interface is configurable per design, allowing designers to trade off I/O count against signal integrity and board complexity. A 3.3V analog supply and an internal reference simplify board design. Typical applications include multi-carrier wireless base-station receivers, test and measurement digitizers, medical ultrasound beamformers, defense radar digitizers, and high-speed data acquisition front ends. The wide input bandwidth and excellent linearity also suit software-defined radio (SDR) platforms and high-end oscilloscope front ends. When designing with this converter, allocate a low-noise 3.3V LDO for AVDD, enforce strict ground partitioning between analog and digital grounds joined only under the EPAD, and use controlled-impedance differential routing for the analog input. Decouple each supply pin with a 0.1 uF ceramic plus a 10 uF bulk capacitor to preserve SNR. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, helping engineers evaluate the ADS5546IRGZ25 for production designs.

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ADS5546IRGZR

ADS5546IRGZR - 14-Bit 190 MSPS ADC, DDR LVDS/CMOS | Texas Instruments

The Texas Instruments ADS5546IRGZR is a 14-bit, 190 MSPS analog-to-digital converter with user-selectable DDR LVDS or parallel CMOS outputs, housed in a 48-pin VQFN (7x7 mm, RGZ) package. The part combines a high-performance internal sample-and-hold, an internal precision reference, and selectable digital output modes, drawing approximately 1.1 W total power dissipation from a single 3.3 V analog supply with a separate 3.3 V digital supply. An ADC (analog-to-digital converter) is a data-conversion IC that translates a continuous-time, continuous-amplitude analog input into a discrete digital code word at a specified sample rate. The ADS5546 belongs to TI's high-speed pipeline ADC family, sitting in the wider hierarchy of Nyquist-rate data converters and in the broader category of mixed-signal/data-converter semiconductors that include SAR, sigma-delta, and flash converters. Pipeline ADCs like the ADS5546 strike a balance between the high sampling rates needed for IF sampling in communications and the moderate-to-high resolution required by imaging and instrumentation systems. Key features per the TI datasheet include a 190 MSPS maximum sample rate, 14-bit guaranteed no-missing-codes resolution, 73.2 dBFS SNR at 70-MHz IF input, 87 dBc SFDR at 70-MHz IF input (0 dB gain), and both DDR LVDS and parallel CMOS digital interfaces. The internal sample-and-hold architecture delivers excellent AC performance while accepting either an internal or external reference, eliminating the need for external reference decoupling. Internally the converter uses a multi-stage pipeline core with proprietary calibration logic to maintain low distortion across the input bandwidth. The selectable output format (DDR LVDS or parallel CMOS) lets designers choose between high-speed serial-style LVDS links (for FPGA/ASIC multi-channel boards) and lower-rate CMOS buses (for standard FPGAs), simplifying integration into either architecture. Typical applications include communications IF sampling in base stations, 3G/4G wireless receivers, medical imaging front ends such as ultrasound beamformers, defense radar signal processing, and high-end instrumentation such as digital oscilloscopes and spectrum analyzers. The wide input bandwidth and high SNR also suit it to wideband satellite and test-and-measurement receivers. Designers should plan PCB layout with separate analog and digital ground planes joined at a single point near the IC, place bypass capacitors (typically 0.1 microfarad ceramic plus bulk tantalum) close to each supply pin, and route the DDR LVDS pairs as 100-ohm differential transmission lines to the receiving FPGA. Thermally, the part dissipates roughly 1.1 W at 190 MSPS with full-scale input - verify the 7x7 mm VQFN thermal pad layout provides sufficient copper to keep the junction within the industrial temperature range. This page synthesizes distributor pricing and availability, drop-in alternatives from the ADS55xx family and competitors, and practical PCB/high-speed design notes that are not included in the TI datasheet application section.

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ADS5546IRGZRG4

ADS5546IRGZRG4 - 14-Bit 190MSPS ADC DDR LVDS/CMOS | TI

The Texas Instruments ADS5546IRGZRG4 is a 14-bit, 190-MSPS analog-to-digital converter (ADC) with user-selectable DDR LVDS or parallel CMOS outputs, housed in a 48-pin VQFN (RGZ) 7x7 mm package. It provides 73.2-dBFS SNR and 87-dBc SFDR at a 70-MHz IF input, with total power dissipation of 1.1 W and an integrated sample-and-hold block. The -G4 tape-and-reel suffix indicates the reel packaging variant for high-volume assembly. An analog-to-digital converter is a data converter integrated circuit that captures continuous analog waveforms and translates them into discrete digital codes for processing by FPGAs, ASICs, DSPs, or microcontrollers. Within the broader signal chain it sits between the analog front end (amplifiers, filters) and the digital back end (logic), and the 14-bit/190-MSPS class targets intermediate-frequency sampling in communications, test and measurement, and defense imaging systems where both dynamic range and conversion speed matter. Key features of the ADS5546 include programmable gain (0 dB, 1.5 dB, 3 dB, 6 dB) for SFDR optimization at lower input amplitudes, an internal sample-and-hold with low jitter clock buffer, internal reference with option for external reference mode, and no-missing-codes 14-bit performance. The DDR LVDS interface minimizes pin count for high-speed data capture, while a parallel CMOS mode supports legacy microcontrollers and lower-cost FPGA interfaces. The architecture uses a pipelined core with proprietary linearity-correction techniques, supporting 1.1 W typical power dissipation at 190 MSPS from a 3.3-V analog supply and 1.8-V digital supply. The device is specified over the industrial temperature range (-40C to +85C), making it suitable for outdoor base stations, industrial instrumentation, and defense/aerospace platforms. Typical applications include software-defined radio, broadband wireless receivers, radar signal processing, medical imaging front ends, cable-infrastructure head-end digitizers, and high-end test equipment. The 70-MHz/190-MSPS IF-sampling capability allows direct sampling of intermediate-frequency outputs from a mixer, eliminating a down-conversion stage in many communications designs. When designing with this device, pay close attention to input network layout: a 50-ohm termination combined with a 2-pole anti-alias filter is recommended for clean IF sampling. The DDR LVDS output must be source-synchronous to the FPGA, with tightly matched trace lengths on clock and data pairs. This page synthesizes DigiKey live inventory, TI cross-reference data, parametric alternatives, drop-in MPNs from the ADS55xx family, and practical RF/IF design notes not found in the standalone manufacturer datasheet, helping engineers shorten the BOM selection cycle.

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ADS5547IRGZ25

ADS5547IRGZ25 - 14-Bit 210 MSPS ADC with DDR LVDS/CMOS | Texas Instruments

The Texas Instruments ADS5547IRGZ25 is a 14-bit, 210 MSPS analog-to-digital converter (ADC) with user-selectable DDR LVDS or CMOS parallel outputs, housed in a 48-pin VQFN (RGZ) 7x7 mm package. It combines high dynamic range with low power dissipation of 1.23 W total, an internal sample-and-hold circuit, and a maximum analog input bandwidth extending to 800 MHz for IF-sampling applications. An ADC (analog-to-digital converter) is a mixed-signal integrated circuit that samples continuous analog input signals and converts them into discrete digital codes at a defined sample rate. High-speed ADCs sit at the front end of digital signal processing chains in communications, radar, instrumentation, and test equipment, where they translate real-world analog waveforms into binary data that an FPGA, ASIC, or DSP can process. Within the broader IC taxonomy, this part belongs to data-conversion ICs, an ADC family, and more specifically a pipelined ADC architecture chosen for sample rates from 100 MSPS to several hundred MSPS. Key performance specifications include 73.3 dBFS signal-to-noise ratio (SNR) at intermediate frequencies, 85 dBc spurious-free dynamic range (SFDR) at a 70 MHz IF input with 0 dB gain, no missing codes across the full 14-bit range, and a DDR LVDS interface that doubles data throughput per output pin. The device includes an internal reference with optional external-reference mode for gain or system-level calibration. The architecture is a multi-stage pipelined converter with on-chip sample-and-hold and digital error correction. Each stage resolves a subset of bits; residue is passed forward with redundancy for digital correction, allowing high sample rates while preserving linearity. The DDR LVDS output bus lets the FPGA capture both data transitions per clock, easing board-level timing closure. Typical applications include multi-carrier wireless base-station receivers, radar and electronic-warfare front ends, medical imaging systems, and high-speed data acquisition cards for test and measurement. The 800 MHz analog input bandwidth enables direct IF sampling, eliminating an analog downconversion stage. Industrial-grade -40C to +85C operation supports outdoor and factory-floor deployment. When laying out a PCB for this converter, keep analog and digital grounds separated under the package and route the DDR LVDS pairs with controlled 100 ohm differential impedance. The exposed thermal pad must be soldered to a continuous ground plane to keep junction temperature within safe limits at 1.23 W continuous dissipation.

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ADS5562IRGZ25

ADS5562IRGZ25 - 16-bit 80MSPS ADC LVDS/CMOS | Texas Instruments

The Texas Instruments ADS5562IRGZ25 is a 16-bit, 80-MSPS pipelined analog-to-digital converter (ADC) with selectable DDR LVDS or CMOS outputs, housed in a 48-pin VQFN (RGZ) package measuring 7x7 mm. It features 84 dBFS SNR and 85 dBc SFDR at a 3 MHz IF input, supports both 80 MSPS and 40 MSPS operating modes, and includes a low-frequency noise suppression mode that improves noise from DC to approximately 1 MHz. An analog-to-digital converter (ADC) is a mixed-signal integrated circuit that samples continuous-time analog voltages and converts them into discrete digital codes for processing by DSPs, FPGAs, or microcontrollers. High-speed ADCs sit at the data-acquisition front end of communications receivers, instrumentation digitizers, and medical imaging systems, translating real-world analog waveforms into the digital domain at sample rates that must preserve the spectral content of the input signal. The ADS5562 family belongs to the pipelined-ADC architecture class, which delivers multi-Msample/s rates at moderate power and resolution; within the wider hierarchy it is a data-converter > ADC > high-speed ADC > semiconductor IC. Key device features include 16-bit resolution with no missing codes, programmable fine gain in 1 dB steps up to 6 dB, an internal low-frequency noise suppression mode, and flexible DDR LVDS or parallel CMOS output interfaces that ease interfacing with ASICs and FPGAs. The pipelined architecture multiplies per-stage resolution by interleaving sample-and-hold stages, allowing high effective sampling rates while limiting per-stage complexity. Typical applications include multi-carrier GSM/EDGE/LTE base-station receivers, radar signal processing chains, cable-infrastructure head-end equipment, medical ultrasound beamformers, and high-end laboratory test instrumentation. Designers choose the ADS5562IRGZ25 when the system requires 16-bit linearity combined with 80 MSPS throughput in a compact, thermally-efficient package. When laying out the PCB, route the differential clock with 100 ohm controlled-impedance traces, keep analog inputs short and symmetric to preserve SFDR, and provide ample ground planes around the exposed thermal pad. The output mode (LVDS vs CMOS) and word/data formatting must be selected before PLL locking, as changes after lock may corrupt captured samples.

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ADS574JE

ADS574JE - 12-Bit 40kSPS SAR ADC | 28-PDIP | Texas Instruments

The Texas Instruments ADS574JE is a 12-bit successive-approximation-register (SAR) analog-to-digital converter built using an innovative capacitor-array (CDAC) architecture in low-power CMOS technology. It offers a single 40 kSPS sampling channel in a 28-pin PDIP through-hole package, integrates an on-chip voltage reference, an internal clock, and a full microprocessor interface, and operates from a single +5 V supply. According to the Texas Instruments datasheet, the converter replaces the legacy ADC574 in new designs while adding internal sampling and reducing power dissipation. A successive-approximation ADC (SAR ADC) is a type of Nyquist-rate data converter that uses a binary-search algorithm against an internal capacitor array to digitize an analog input one bit per clock cycle. SAR ADCs sit in the broader taxonomy of analog-to-digital converters, which also include delta-sigma, pipeline, and flash architectures; they are valued for their deterministic latency, lack of pipeline delay, and DC accuracy, making them ideal for multiplexed data-acquisition systems, industrial control loops, and instrumentation front ends. Key features of the ADS574JE include 25 µs maximum acquisition and conversion time, bipolar/unipolar input ranges (0 to +10 V, 0 to +20 V, ±5 V, ±10 V), guaranteed AC and DC performance, internal sample-and-hold in most applications, and a CE-marked commercial temperature grade of 0 °C to +70 °C. The integrated reference eliminates the external reference resistor/capacitor network typically required by older bipolar ADCs, simplifying board layout. Architecturally, the ADS574JE uses a CDAC that reuses the same capacitor array for both acquisition and conversion phases. This eliminates a separate sample-and-hold amplifier in most applications, reduces aperture uncertainty, and keeps the input-signal charge on the array with minimal droop. The result is a complete sampling ADC with deterministic, single-cycle conversion latency compatible with 8-bit and 16-bit microprocessor busses. Typical applications include industrial process-control front ends, multiplexed data-acquisition systems, precision instrumentation, and drop-in upgrades for legacy ADC574 designs. The wide input-voltage range and microprocessor compatibility also make it suitable for retrofit of older -12-bit systems where through-hole 28-pin PDIP is preferred over modern surface-mount footprints. When designing with this device, place the input bypass capacitors close to the analog input pins, keep digital returns separate from analog returns, and verify that the +5 V supply is well decoupled because the internal reference derives from VCC. Avoid driving the analog input beyond ±15 V during transients to protect the input ESD network. This page synthesizes verified distributor availability, parametric drop-in alternatives (including the same-die ADS574JP and ADS574JU temperature-grade siblings), and practical design notes not packaged in the manufacturer datasheet, helping engineers evaluate the ADS574JE for both new designs and legacy ADC574 retrofits.

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ADS574JEG4

ADS574JEG4 - 12-Bit 40kSPS SAR ADC, Parallel, 28-DIP | TI

The Texas Instruments ADS574JEG4 is a 12-bit successive-approximation-register (SAR) analog-to-digital converter (ADC) that delivers sampling rates up to 40 kSPS, packaged in a 28-pin plastic DIP (28-PDIP) through-hole tube. It provides a single 12-bit input channel with a parallel microprocessor-compatible data interface, internal reference, internal clock, and complete sample-and-hold function, eliminating the need for external precision support components. According to the manufacturer datasheet, the device operates from a single +5 V supply and replaces the older ADC574 for new designs while consuming substantially less power. An SAR ADC is a type of data converter that uses a binary-search algorithm implemented with a capacitive digital-to-analog converter (CDAC) and a single high-speed comparator, producing one conversion result per successive approximation cycle. The ADS574's CMOS CDAC architecture yields low power dissipation, deterministic latency, and excellent DC linearity (typical 0.0244% linearity error). Within the converter hierarchy, SAR ADCs sit between flash converters (fastest, lowest resolution) and sigma-delta ADCs (highest resolution, lower bandwidth), making them ideal for industrial process control, instrumentation, and data-acquisition systems where 12-bit accuracy and 40 kSPS throughput are sufficient. Key features include ±5 V analog input range, 0.0244% linearity error, 25 µs maximum acquisition-plus-conversion time, and an operating temperature range of -40 °C to +85 °C. The integrated track-and-hold eliminates the need for an external sample-and-hold amplifier, while on-chip voltage reference and clock generation reduce the external bill of materials. The 8+4 parallel output bus is bus-interfaced for direct connection to 8-bit and 16-bit microprocessors without glue logic. The ADS574's internal reference, capacitor-array CDAC, and CMOS control logic are designed for low-power continuous operation at 40 kSPS. The successive-approximation engine completes a 12-bit conversion in 12 clock cycles after acquisition, delivering deterministic latency for multiplexed input switching. The -40 °C to +85 °C industrial operating range allows deployment in factory-floor, automotive test, and laboratory instrumentation without derating. Typical applications include industrial process control loops, multi-channel data-acquisition front ends, medical instrumentation front ends, weigh-scale and load-cell signal chains, and legacy microprocessor-based board upgrades. The DIP-28 package supports through-hole assembly, simplifying prototyping, repair, and educational lab use where sockets are preferred. When designing with the ADS574, ensure the analog input is buffered and the digital supply is decoupled with a 0.1 µF ceramic cap close to the IC. The 25 µs conversion time means that throughput, not analog bandwidth, is the dominant speed constraint; for continuous streaming, a 40 kSPS rate applies. A higher-resolution successor (ADS7804, ADS8517) is recommended when 16-bit performance is required. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet. Compared to the OEM product page, the alternatives matrix and design_notes here consolidate the engineering trade-offs for a designer selecting a 12-bit, parallel-interface SAR ADC in a DIP package.

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ADS574JP

ADS574JP - 12-Bit SAR ADC, 28-PDIP | Texas Instruments

The Texas Instruments ADS574JP is a 12-bit, single-input successive-approximation analog-to-digital converter housed in a 28-pin PDIP package. It combines an internal sampling function, voltage reference, clock, and microprocessor interface, with a maximum acquisition and conversion time of 25 µs. The device operates from a single +5 V supply and is designed as a drop-in replacement for ADC574 models in most applications. A successive-approximation ADC is a type of analog-to-digital converter that converts a sampled analog voltage into a digital code through a sequence of internal comparisons. The ADS574 belongs to the ADC > data-converter IC > semiconductor hierarchy and is intended for microprocessor-controlled measurement systems requiring 12-bit resolution, parallel digital data, and a complete conversion function on one integrated circuit. The ADS574JP integrates functions that otherwise require several discrete components. Its internal sample-and-hold circuit eliminates the need for an external sample-and-hold stage in most applications, while the on-chip reference and clock reduce external component count. The 28-pin PDIP package also supports straightforward through-hole assembly and direct connection to microprocessor data and control buses. Its sampling architecture uses a charge-distributed capacitor array implemented in low-power CMOS technology. Acquisition and conversion are completed in as little as 25 µs, making the converter practical for industrial control, instrumentation, process monitoring, and embedded measurement systems. The manufacturer's datasheet describes guaranteed AC and DC performance, including the ability to replace older ADC574 implementations with lower power consumption and single-supply operation. Typical uses include industrial panel instrumentation, temperature and pressure measurement, laboratory data acquisition, process-control loops, and legacy computer-interface boards. The 12-bit resolution provides 4096 digital codes for the converter's full-scale range, while the parallel microprocessor interface supports direct bus connection when system timing and output-control requirements are suitable. The primary design consideration is legacy-system compatibility. Before replacing an ADC574, verify supply voltage, interface polarity, acquisition timing, reference behavior, and package pin assignments against the original board. The ADS574JP's internal sampling and clock make it electrically convenient, but a successful migration also requires checking whether the surrounding logic relies on functions removed or reorganized in the newer converter. This page combines manufacturer-function details, package information, cross-reference findings, and practical migration guidance to support faster component selection. It also identifies where original ADC574 designs may require attention beyond simple pin substitution, helping engineers evaluate compatibility before committing to a PCB change.

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ADS574JPG4

ADS574JPG4 - 12-Bit 40kSPS SAR ADC, 28-PDIP | Texas Instruments

The Texas Instruments ADS574JPG4 is a 12-bit successive-approximation register (SAR) analog-to-digital converter (ADC) that delivers up to 40 kSPS sampling rate with a maximum 25 µs acquisition + conversion time, housed in a 28-pin PDIP (through-hole DIP, 0.600 inch / 15.24 mm row spacing) package. It integrates a precision voltage reference, internal clock, and a microprocessor-compatible parallel interface on a single CMOS die, enabling direct 8-bit or 16-bit bus connection without external glue logic. A SAR ADC is a member of the data-converter family that performs a binary search across an internal capacitive digital-to-analog converter (CDAC) to digitize an input sample in N clock cycles, where N is the resolution in bits. Compared with successive-approximation converters, the ADS574 family combines compact architecture with low power consumption and the ability to operate from a single +5 V supply (with an optional -15 V negative rail for bipolar input ranges). SAR ADCs occupy the middle ground between flash converters (very fast, low resolution) and sigma-delta converters (very high resolution, low bandwidth), and are widely used for industrial process control, instrumentation, and data-acquisition front-ends. Key features include ±1 LSB linearity (0.0244%), on-chip sample-and-hold, 0V to +10V, 0V to +20V, or ±5V/±10V input ranges (software-configurable), three-state outputs for direct microprocessor bus connection, and a -40 °C to +85 °C operating temperature range. The 'G4' suffix indicates PB-free assembly with the standard 28-pin PDIP form factor, which remains a popular through-hole choice for legacy industrial, instrumentation, and breadboard-friendly designs where socketed replacement, mechanical robustness, or hand-prototyping is preferred over SMT. The device is a drop-in CMOS successor for legacy ADC574 hybrid converters, providing internal sampling and much lower power consumption with single-supply operation. Its versatile digital interface supports stand-alone operation as well as direct connection to 8080-, 6800-, and 16-bit microprocessors, simplifying both new designs and field retrofits of legacy boards. Typical applications include industrial process-control data acquisition, portable measurement instrumentation, motor-control feedback loops, and replacement of older hybrid ADC574/AD574A modules. The through-hole 28-PDIP package makes it especially suited for prototyping, test equipment, and legacy industrial systems where socketed ICs ease field replacement. When designing with this part, ensure the analog input remains within the selected bipolar or unipolar range and that proper anti-alias filtering precedes the analog input pin. Decoupling with 10 µF and 0.1 µF capacitors close to the supply pins is mandatory to limit digital switching noise on the reference and to preserve linearity. This page synthesizes Verified Web Data, distributor pricing, drop-in alternates drawn from published cross-references, and practical design guidance not aggregated on a single manufacturer or distributor page.

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ADS574KE

ADS574KE - 12-Bit 40 kSPS SAR ADC | Texas Instruments

The Texas Instruments ADS574KE is a 12-bit, single-input successive-approximation analog-to-digital converter with a 40 kSPS conversion rate, packaged in a 28-pin PDIP. Its complete sampling ADC architecture includes internal sampling, a reference, a clock, and a microprocessor-compatible parallel interface. The maximum acquisition-and-conversion time is 25 µs, making the device suitable for industrial control, instrumentation, data acquisition, and embedded measurement systems. An ADC is a mixed-signal semiconductor that converts a continuously varying analog voltage into a numeric code for processing, storage, or transmission. Successive-approximation ADCs repeatedly compare the sampled input with an internal DAC and progressively refine the result. The ADS574KE belongs to the CMOS ADC hierarchy and combines this conversion principle with integrated sampling and digital control, eliminating the external sample-and-hold stage required by many earlier converter designs. The principal features are 12-bit resolution, one analog input, a 40 kSPS throughput, and operation from a single +5 V supply. Its microprocessor interface and three-state outputs support convenient connection to parallel processors and buses. The datasheet identifies the device as a drop-in replacement for ADC574 models in most applications, while its internal sampling and CMOS implementation provide lower power consumption than the legacy ADC574 family. Internally, the ADS574 uses a capacitor-based DAC array, or CDAC, to perform successive-approximation conversion. This architecture provides a practical balance between conversion speed, component count, and microprocessor compatibility. Because the sampling network, reference, clock, and interface are integrated, the circuit does not normally require a separate external sample-and-hold amplifier. The 28-bit package arrangement provides a through-hole footprint suitable for conventional PCB assembly and prototype instrumentation. Typical uses include industrial process-control loops, sensor signal acquisition, laboratory measurement equipment, digital voltmeter and panel-meter designs, and embedded systems that require a parallel ADC rather than a serial interface. The 40 kSPS rate accommodates general-purpose analog monitoring while the 12-bit resolution provides 4,096 discrete codes for the ideal 12-bit transfer function. When laying out the circuit, preserve the analog signal path, provide the decoupling and reference arrangements shown in the manufacturer application guidance, and route the parallel digital outputs away from sensitive analog inputs. Check signal settling against the 25 µs maximum acquisition-and-conversion time rather than assuming the nominal sampling rate alone guarantees complete conversion. This page combines the essential electrical specifications, application guidance, package information, design checks, and drop-in replacement status for the ADS574KE. It is intended to help engineers evaluate the converter, plan the PCB, and identify a documented replacement without relying on generic ADC selection advice.

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ADS574KP

ADS574KP - 12-Bit SAR ADC, 25 us | Texas Instruments

The Texas Instruments ADS574KP is a 12-bit successive-approximation analog-to-digital converter with one analog input, a maximum conversion time of 25 us, and a 28-pin plastic dual in-line package (28-PDIP). It combines internal sampling, a reference, clocking, and a microprocessor interface, allowing a complete ADC function to be implemented without an external sample-and-hold circuit. An ADC is a mixed-signal semiconductor that converts an analog voltage into a digital value for processing, measurement, or control. The ADS574KP belongs to the successive-approximation ADC family, commonly abbreviated SAR ADC. Its capacitor-drain array samples the input before conversion, while the integrated microprocessor-compatible interface provides digital results to a microprocessor or other digital controller. The primary features include 12-bit resolution, a single analog input, internal sample-and-hold operation, and operation from a single +5 V supply. The 25 us maximum acquisition and conversion time makes the converter suitable for control loops, industrial measurement systems, data acquisition, and legacy microprocessor interfaces. The integrated reference and clock reduce external component count while supporting repeatable standalone conversion. The ADS574 uses a low-power CMOS implementation and an innovative charge-drain capacitor array. Internal sampling eliminates the external sample-and-hold amplifier normally required by many older 12-bit converters. It is also described as a drop-in replacement for ADC574 models in most applications, making it useful when modernizing an existing design while retaining the established pin arrangement and interface behavior. Typical uses include industrial process monitoring, instrumentation, laboratory data acquisition, embedded control, and microprocessor-based measurement equipment. Its single +5 V supply requirement simplifies system partitioning when the surrounding processor already operates from a compatible rail. The 12-bit result provides 4096 digital codes across the converter's analog input range. When laying out the circuit, place the analog input and reference connections away from high-current digital switching paths. Maintain short, stable traces around the sampling network and use suitable bypass capacitance at the supply pins. Because this is an older through-hole device, its 28-PDIP format offers straightforward assembly and inspection but occupies considerably more board area than a modern surface-mount ADC. This product page combines the manufacturer datasheet information with package-level guidance, application analysis, and a focused comparison of same-footprint family variants. It helps engineers distinguish the base ADS574KP ordering code from related ADS574 devices while retaining the requirement for pin-compatible, electrically comparable replacements.

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ADS574KPG4

ADS574KPG4 - 12-Bit 40kS/s SAR ADC, 28-PDIP | Texas Instruments

The Texas Instruments ADS574KPG4 is a 12-bit successive-approximation-register (SAR) analog-to-digital converter with a single-ended analog input and parallel microprocessor-compatible digital interface, housed in a 28-pin PDIP (0.600 in / 15.24 mm) through-hole package. Per the TI datasheet, it integrates a precision reference, internal clock, and a full microprocessor interface, providing a complete sampling ADC in one IC. The G4 suffix denotes the RoHS-compliant (green) lead-free finish variant of the legacy ADS574K family. An SAR ADC (successive-approximation-register analog-to-digital converter) is a type of data converter that uses a binary-search algorithm and an internal capacitive DAC (CDAC) to convert an analog input voltage to a 12-bit digital code. The SAR architecture occupies the middle ground between flash ADCs (fastest, highest power) and sigma-delta ADCs (highest resolution, lowest bandwidth) and is the dominant topology for 8-16 bit precision conversions up to a few MSPS. The ADS574KPG4 belongs to the precision-converter hierarchy: SAR ADC -> data converter -> ADC -> signal chain -> mixed-signal IC. Key features include 12-bit resolution, 40 kS/s maximum sampling rate, 25 microseconds maximum acquisition-plus-conversion time, single +5 V supply operation (with optional -15 V for bipolar input range), parallel 12-bit output bus, and 0-70 degrees C commercial operating temperature range. The device is a direct drop-in replacement for the older ADC574 in most new designs, offering internal sampling, lower CMOS power, and a simpler single-supply option. The converter uses an innovative low-power CMOS capacitor-array DAC (CDAC) architecture that eliminates the need for an external sample-and-hold in most DC and slowly-varying applications. This simplification, combined with the integrated reference and clock, lets designers add 12-bit data acquisition to microprocessor-based systems with a minimal external parts count, while keeping total power well below bipolar ADC574 implementations. Typical applications include industrial process-control front ends, multiplexed data-acquisition boards, microprocessor-based instrumentation, factory-automation input modules, and legacy 12-bit replacement designs that previously used the ADC574. The 28-PDIP package is convenient for through-hole prototyping, repair, and field-replacement of older systems where SMD parts cannot be retrofitted without a board re-spin. When designing with the ADS574KPG4, ensure the analog input stays within the specified common-mode range for the chosen unipolar/bipolar mode, decouple the supply pins with 0.1 microfarad and 10 microfarad capacitors placed close to the IC, and observe the 25 microsecond conversion-time budget when sequencing multiple channels through an external multiplexer. Note the parallel bus timing carefully when interfacing to modern microcontrollers, which may require logic-level translation. This page synthesizes current distributor pricing, drop-in replacement candidates, application guidance, and practical design notes not found in the manufacturer datasheet, helping engineers select and source the ADS574KPG4 efficiently for new and legacy designs.

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ADS58C28IRGC25

ADS58C28IRGC25 - Dual 11-Bit 200MSPS ADC | Texas Instruments

The Texas Instruments ADS58C28IRGC25 is a dual-channel, 11-bit analog-to-digital converter (ADC) sampling up to 200 MSPS, housed in a 64-pin VQFN (RGC) package measuring 9x9 mm. The device uses innovative design techniques to achieve high dynamic performance while consuming extremely low power from a 1.8 V supply, making it well-suited for multi-carrier, wide-bandwidth communications. An analog-to-digital converter (ADC) is a mixed-signal integrated circuit that converts continuous analog voltages into binary digital codes. High-speed pipeline ADCs such as the ADS58C28 use a switched-capacitor pipeline architecture, sampling the input on a track-and-hold stage and propagating the residue through successive low-resolution stages. In the system hierarchy the ADS58C28 sits as: pipeline ADC -> ADC -> data converter -> mixed-signal IC -> integrated circuit. It is a foundational building block for digitizing IF/RF signals in software-defined radio, base stations, and instrumentation. Key specifications include 200 MSPS maximum sample rate, 83 dBc SFDR, 72.5 dBFS SNR with 60 MHz bandwidth using TI's third-generation SNRBoost3G technology, 1.8 V analog/digital supply, and CMOS-compatible LVDS outputs. The SNRBoost3G feature supports wide-bandwidth multi-carrier reception by allowing digital post-processing to remove in-band spurs, dramatically improving effective dynamic range in dense carrier environments. Architecturally, the ADS58C28 uses a differential input buffer, a wide-bandwidth track-and-hold, a digital gain and offset correction loop, and dual parallel LVDS output buses. Per-channel digital decimation filters can be applied to relax anti-alias requirements and reduce out-of-band noise. The 64-pin VQFN package with exposed thermal pad enables compact PCB layouts suitable for mezzanine cards and densely populated base-station line cards. Typical applications include wireless infrastructure receivers (multi-standard 2G/3G/4G/5G base stations), software-defined radio (SDR) and wideband IF sampling, test and measurement instrumentation, radar and EW signal acquisition, and medical imaging front-ends. The dual-channel integration halves the PCB footprint versus two discrete ADCs while preserving channel-to-channel matching. A key design consideration is that the SNRBoost3G mode requires an external FPGA or DSP to perform digital spur cancellation. Designers must allocate LVDS output lanes (DDR) and provide matched-length PCB routing. The 1.8 V supply requires low-noise LDO regulators (e.g., TPS7A4701 family) for the analog AVDD rail to avoid coupling switching noise into the ADC. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found on the standalone manufacturer datasheet, providing engineering context beyond the factory datasheet alone.

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ADS6122IRHBR

ADS6122IRHBR - 12-bit 65MSPS ADC with DDR LVDS/CMOS Outputs | Texas Instruments

The Texas Instruments ADS6122IRHBR is a 12-bit, 65 MSPS low-power analog-to-digital converter (ADC) with selectable parallel CMOS or DDR LVDS outputs, housed in a 32-pin VQFN (RHB) package (5x5 mm). The device belongs to the ADS612x family (ADS6122/23/24/25) which spans sampling rates from 65 MSPS up to 125 MSPS, sharing pin-compatible silicon for hardware scalability. An ADC (analog-to-digital converter) is a mixed-signal integrated circuit that samples continuous analog voltage signals and converts them into discrete digital codes for processing by FPGAs, ASICs, DSPs, or microcontrollers. The ADS6122IRHBR uses a pipelined architecture, a popular topology for high-speed, moderate-resolution converters because it balances sample rate, latency, and power consumption. It sits in the broader taxonomy of data converters -> ADC -> pipelined ADC -> high-speed low-power ADC -> power management and signal chain IC. Key features of the ADS6122IRHBR include 12-bit resolution at up to 65 MSPS, selectable CMOS or DDR LVDS digital interface, low power consumption suitable for portable and densely-populated boards, an internal sample-and-hold, and a 3.3 V analog supply. The pipelined core delivers low latency and excellent spurious-free dynamic range (SFDR) for communications, imaging, and instrumentation front ends. Internal reference and high-impedance analog inputs simplify external BOM. Architecturally, the ADS6122IRHBR combines a high-bandwidth differential input sample-and-hold, a multi-stage switched-capacitor pipeline, and an output stage that can be configured for either single-data-rate CMOS or double-data-rate LVDS. The DDR LVDS mode is particularly valuable for interfacing with high-speed FPGAs and ASICs where board trace count must be minimized at high sampling rates. Typical applications include wireless communication baseband IF sampling, medical imaging front ends, handheld oscilloscopes, radar signal processing, and industrial test and measurement equipment. The 65 MSPS sample rate is well-suited for IF digitization in narrow-band receivers and for ultrasound beamforming preprocessing. When designing with this device, place input RC anti-aliasing networks close to the analog input pins, provide a clean low-noise 3.3V analog rail separate from the digital 3.3V domain, and tie the LVDS/CMOS mode select pin correctly during PCB layout to avoid mode contention. Decouple the supply pins with 0.1 uF and 10 uF capacitors. This page synthesizes distributor pricing, drop-in pin-compatible alternatives, and practical design notes that go beyond the information found in the manufacturer datasheet.

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ADS6123IRHB25

ADS6123IRHB25 - 12-Bit 80MSPS Low-Power ADC | Texas Instruments

The Texas Instruments ADS6123IRHB25 is a 12-bit, 80 MSPS pipelined analog-to-digital converter (ADC) with selectable DDR LVDS or parallel CMOS outputs, housed in a 32-pin VQFN (5x5 mm) power pad package. It combines low power consumption of approximately 110 mW at 80 MSPS with high dynamic performance, making it suitable for portable and high-density multi-channel data acquisition systems where thermal budget and board area are constrained. An analog-to-digital converter (ADC) is an integrated circuit that converts continuous-time analog signals into discrete digital codes for processing by microcontrollers, FPGAs, or DSPs. Pipeline ADCs like the ADS6123 achieve high sample rates (tens to hundreds of MSPS) by distributing conversion work across multiple low-resolution stages, achieving an excellent trade-off between speed, resolution (typically 8-14 bits), and power consumption. The category hierarchy is ADC -> data converter -> data acquisition IC -> signal chain -> mixed-signal semiconductor. Key specifications of the ADS6123IRHB25 include a 12-bit native resolution, 80 MSPS maximum sampling rate (the IRHB25 suffix selects 80 MSPS within the ADS612x speed grade family), a differential analog input with 2 Vpp full-scale range, and internal reference support. The output interface is software-configurable: DDR LVDS for low-noise high-speed board-level transfer at full 80 MSPS, or parallel CMOS for direct low-cost FPGA connections. Input bandwidth is approximately 500 MHz, and spurious-free dynamic range (SFDR) typically exceeds 75 dBc at 70 MHz input. Typical applications for the ADS6123IRHB25 include multi-carrier telecom receivers, low-power portable test and measurement instruments, medical imaging front-ends, and baseband processing blocks in wireless infrastructure. The wide analog supply range (3.0 V to 3.6 V) and digital I/O supply range (1.65 V to 3.6 V) ease integration with 3.3 V and 1.8 V FPGA/ASIC logic, removing the need for level translators and reducing BOM cost. When designing with this ADC, pay close attention to analog input common-mode voltage, clock jitter (below 200 fs RMS is recommended to avoid degrading SNR), and decoupling on the analog supply pins. The exposed thermal pad must be soldered to a sufficient copper pour to maintain junction temperature. Internal reference mode simplifies BOM but external reference mode allows gain calibration across channels. This page combines distributor pricing, drop-in 80 MSPS/65 MSPS same-family alternatives, and field-ready design notes not found in the manufacturer datasheet alone.

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ADS6123IRHBR

ADS6123IRHBR - 12-Bit 65MSPS Low-Power ADC | Texas Instruments

The Texas Instruments ADS6123IRHBR is a 12-bit, 65 MSPS, low-power analog-to-digital converter from the ADS612x family, housed in a 32-pin VQFN (5x5 mm) package with exposed thermal pad. It offers 1 differential input channel with selectable parallel CMOS or DDR LVDS outputs, enabling flexible system integration for both low-power CMOS and high-speed LVDS digital interfaces. An ADC (analog-to-digital converter) is a mixed-signal integrated circuit that samples continuous analog waveforms and produces discrete digital codes at a specified sample rate. ADCs sit between the analog front-end (amplifiers, filters) and the digital processing block (FPGA, ASIC, microcontroller), translating real-world signals (IF, baseband, video, sensor outputs) into a digital representation that downstream logic can analyze. The ADS6123 belongs to the pipelined ADC class, which uses a multi-stage architecture to balance high sample rates with low power consumption and small die area. Key specifications of the ADS6123IRHBR include 12-bit resolution, 65 MSPS maximum sample rate (the slowest member of the ADS612x family, which extends to 125 MSPS for ADS6125), 1 input channel, and integrated analog input buffer (the ADS612x family supports buffered or unbuffered input modes). It operates from a single 3.3 V analog supply and a separate 1.8 V digital supply, providing typical SNR around 70 dBFS and SFDR above 80 dBc at low input frequencies. The pipelined architecture uses multiple cascaded low-resolution stages to convert a single sample across several clock cycles, achieving a high throughput while consuming moderate power per conversion. The device supports internal reference voltage generation, eliminating the need for external reference components and reducing BOM cost in space-constrained designs. Typical applications include wireless communication receivers, portable ultrasound imaging, digital oscilloscopes, IF digitization, and CCD/camera signal chains. The 65 MSPS sample rate is well suited for digitizing intermediate-frequency signals in narrow-band radios and for low-frequency medical imaging front-ends. Designers benefit from selectable output interfaces when the same board design must serve different FPGA platforms. When designing with the ADS6123IRHBR, ensure clean analog and digital supply decoupling using 0.1 µF ceramic capacitors placed within 5 mm of each supply pin, and provide a solid ground plane under the exposed thermal pad for optimal thermal and EMI performance. The DDR LVDS output mode may require 100 Ω termination at the FPGA side. This page synthesizes distributor pricing, drop-in pin-compatible alternatives within the ADS612x family, and practical design notes not found in the manufacturer datasheet alone.

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ADS6124IRHB25

ADS6124IRHB25 - 12-Bit 105MSPS Low-Power ADC | Texas Instruments

The Texas Instruments ADS6124IRHB25 is a 12-bit, 105-MSPS pipelined analog-to-digital converter with selectable DDR LVDS or parallel CMOS outputs, housed in a 32-pin VQFN (5x5 mm) package with an exposed thermal pad. It delivers low power consumption, internal references, and supports sampling rates of 65/80/105/125 MSPS within the ADS612x family. The converter features a single analog input channel, internal sample-and-hold, and an internal voltage reference, eliminating the need for external reference components. An ADC (analog-to-digital converter) is a semiconductor device that converts continuous analog signals into discrete digital codes, serving as the bridge between real-world analog phenomena (sensor outputs, RF signals, audio) and digital signal processing. Within the broader taxonomy, the ADS6124 is a successive-approximation/pipelined ADC, the dominant architecture for medium-to-high-speed data acquisition. Pipelined ADCs use a multi-stage architecture with sub-ADCs and DACs to achieve high sample rates at moderate resolution, balancing speed and accuracy through a tradeoff between latency and resolution. Key features of the ADS6124IRHB25 include 12-bit resolution, 105 MSPS maximum sampling rate, LVDS/CMOS selectable digital interface, low power architecture, internal reference, and an industrial temperature range of -40C to +85C. The part comes in a compact 32-VQFN exposed-pad package that provides improved thermal performance for the sustained operation required at full sample rate. Typical applications include communications base-station receivers, test and measurement equipment, medical imaging front-ends, multi-channel data acquisition systems, and radar signal processing. The wide input bandwidth and LVDS output option make it well-suited for IF sampling and high-density channel card designs. When designing with this ADC, pay close attention to the analog input network: a transformer or differential driver is normally used to drive the analog inputs to maximize SFDR. Decoupling the AVDD and DRVDD rails with low-ESR ceramic capacitors placed close to the package improves noise immunity, and the exposed pad must be soldered to a sufficiently large PCB ground pour for thermal dissipation.

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ADS6129IRGZ25

ADS6129IRGZ25 - 12-Bit 250MSPS Low-Power ADC | Texas Instruments

The Texas Instruments ADS6129IRGZ25 is a 12-bit, 250 MSPS, single-channel pipelined analog-to-digital converter (ADC) housed in a 48-pin VQFN (7x7 mm) package with an exposed thermal pad. It belongs to the ADS612X/ADS614X family of low-power, high-dynamic-performance ADCs from TI and supports both LVDS (DDR) and parallel CMOS digital outputs. The device operates from 1.8 V to 3.3 V analog/digital supplies, draws approximately 430 mW at 250 MSPS in CMOS mode, and is specified over the -40 °C to +85 °C industrial temperature range. The wide input bandwidth and high spurious-free dynamic range make it suitable for IF/RF sampling in communications infrastructure. What is a pipelined ADC? A pipelined analog-to-digital converter is a high-speed ADC architecture that processes the analog input through a cascade of low-resolution sub-ADC stages, each performing a coarse quantization followed by a residue amplification to the next stage. This architecture trades latency for throughput and dominates the >100 MSPS speed class because it scales efficiently with process technology. Pipelined ADCs sit hierarchically under successive-approximation (SAR) and flash ADCs in the high-speed converter tree, with sub-categories such as low-power pipelined, high-SFDR pipelined, and pipelined-with-LVDS-output families. Key features include 70 dBFS SNR at 100 MHz input, 85 dBc SFDR, an integrated high-bandwidth track-and-hold, internal reference, and programmable digital output modes. The LVDS DDR interface allows a single data-rate clock while emitting data on both rising and falling edges, simplifying FPGA capture at 250 MSPS. The CMOS mode permits direct 12-bit parallel bus connection to ASICs and DSPs. Internal register programming supports gain, offset, and test-pattern modes for board-level diagnostics. The ADS6129 uses a switched-capacitor front-end optimized for differential transformer-coupled inputs of 2 Vpp full-scale, with common-mode voltage set by the internal reference. The architecture achieves 1.5 GHz usable analog input bandwidth, enabling undersampling of IF signals up to 400 MHz. Power scales roughly linearly with fS, dropping to ~330 mW at 210 MSPS for power-constrained designs. Typical applications include multi-carrier wireless infrastructure (LTE, MC-GSM), software-defined radio (SDR), power amplifier linearization feedback paths, 802.16d/e WiMAX base stations, radar systems, medical imaging digitizers, and high-definition video capture. The combination of low power and high SFDR makes it especially attractive for dense multi-channel receiver cards. When designing with this part, ensure the analog input is AC-coupled through a 1:1 or 1:2 transformer and that the LVDS/CMOS termination matches the receiver impedance. Decouple AVDD and DRVDD separately and keep the exposed thermal pad soldered to a continuous ground plane for the rated thermal performance. This page synthesizes distributor pricing, drop-in pin-compatible alternatives, and practical design notes for the ADS6129IRGZ25 not found in the manufacturer datasheet alone.

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ADS6143IRHBR

ADS6143IRHBR - 14-Bit 80MSPS Low-Power ADC | Texas Instruments

The Texas Instruments ADS6143IRHBR is a 14-bit, 80 MSPS low-power analog-to-digital converter with selectable parallel CMOS or DDR LVDS outputs, housed in a 32-pin VQFN (5x5 mm) package. It is the 80 MSPS speed-grade member of TI's ADS614x family (ADS6142/6143/6144/6145), which spans 65 to 125 MSPS sampling rates. The device features 1 differential input channel, integrated analog input buffer, programmable gain, and an internal sample-and-hold. An analog-to-digital converter (ADC) is a semiconductor device that converts continuous-time analog signals into discrete digital codes for processing by DSPs, FPGAs, or microcontrollers. Within the data-converter hierarchy, the ADS6143 is a pipelined successive-approximation hybrid ADC - one of the fastest low-power architectures used for IF sampling, instrumentation, and communications. Pipelined ADCs achieve high sampling rates by cascading low-resolution stages, each producing partial conversions in successive clock cycles, then combining them with digital correction logic to deliver a full 14-bit code per sample. Key features of the ADS6143IRHBR include 73 dBFS SNR at 70 MHz input (typical), 85 dBc SFDR, 0.0244% integral nonlinearity (INL) error, a 3.3 V analog / 1.8 V digital supply architecture, and user-selectable CMOS or DDR LVDS digital interfaces. An integrated 4-bit programmable gain (0 to 6 dB in 1-dB steps) lets designers trade dynamic range for SNR without external amplifiers. The part supports both internal and external clocking modes for flexible synchronization in multi-channel systems. Typical applications span wireless communication infrastructure (IF sampling for 3G/4G base stations), portable and battery-powered test equipment, handheld spectrum analyzers, medical ultrasound imaging front-ends, software-defined radio (SDR) receivers, and high-speed CCD/CMOS imaging data acquisition. The selectable CMOS/LVDS interface simplifies connection to either low-cost FPGAs (CMOS) or to high-speed LVDS-capable DSPs/ASICs (DDR LVDS). When designing with this device, provide solid ground and power planes under the package, place decoupling capacitors within 2 mm of each supply pin, and use controlled-impedance differential routing for analog inputs. The DDR LVDS mode halves the output clock rate compared to parallel LVDS, simplifying PCB layout at the FPGA/ASIC boundary. The 32-pin VQFN exposed pad must be soldered to a continuous ground plane for thermal dissipation. This page synthesizes distributor pricing, drop-in alternatives from the ADS614x family, and practical layout guidance not consolidated in the manufacturer datasheet.

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ADS6144IRHB25

ADS6144IRHB25 - 14-Bit 105MSPS Low-Power ADC | Texas Instruments

The Texas Instruments ADS6144IRHB25 is a 14-bit, 105-MSPS pipelined analog-to-digital converter with selectable parallel CMOS or LVDS outputs, housed in a 32-pin VQFN (5x5 mm) package. The part belongs to TI's ADS614X family that includes the ADS6142, ADS6143, ADS6144, and ADS6145 devices, all sharing the same pinout and offering sample-rate options up to 125 MSPS. The -25 suffix denotes the industrial temperature range of -40C to +85C, and the IRHB25 designation indicates the tape-and-reel, RHB (VQFN-32) package variant. An analog-to-digital converter (ADC) is a mixed-signal integrated circuit that converts a continuous-time, continuous-amplitude analog input voltage into a discrete-time, discrete-amplitude digital code. Pipelined ADCs use a cascade of low-resolution flash stages with inter-stage digital error correction, achieving a practical trade-off between sampling rate (tens to hundreds of MSPS), resolution (10-16 bits), and power consumption. Within the broader signal chain hierarchy, an ADC sits between an analog front-end (amplifiers, filters, mixers) and a digital processor (DSP, FPGA, microcontroller), and is itself part of the larger class of data converters that also includes digital-to-analog converters (DACs). Key features of the ADS6144IRHB25 include 105 MSPS maximum sample rate, 14-bit resolution, and a typical integral nonlinearity (INL) of +/-1.5 LSB at 105 MSPS. The device operates from a single 3.3 V analog supply and a 3.3 V (or selectable 1.8 V) digital supply, consuming approximately 130 mW at 105 MSPS in CMOS mode. Selectable parallel CMOS or LVDS outputs give designers the option to optimize for low-power I/O or high-noise-immunity backplane links, while internal references and an input common-mode buffer simplify the analog front-end design. The ADS6144IRHB25 uses a multi-stage pipelined architecture with proprietary digital error correction, achieving an effective number of bits (ENOB) greater than 11 bits at the Nyquist frequency. An integrated high-bandwidth track-and-hold and on-chip reference deliver low aperture jitter and stable full-scale performance across temperature. The LVDS output mode doubles the maximum output data rate relative to CMOS, enabling efficient data transfer to FPGAs or DSPs without external bus drivers. Typical applications include wireless communication base-station receivers, IF sampling in software-defined radio, portable ultrasound imaging front-ends, high-speed instrumentation, and CCD/CMOS imaging digitizers. The 105 MSPS rate is well-suited to IF-sampling architectures below 50 MHz input. When designing with this device, ensure the analog input is driven by a low-impedance, AC- or DC-coupled amplifier with proper 50-ohm termination if the source is single-ended. Decouple both AVDD and DRVDD pins with low-ESR ceramic capacitors placed within 5 mm of the supply pins. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes that augment the manufacturer datasheet for faster engineering selection.

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الفئات الفرعية

المنتجات (39,000+)

ADS5525IRGZ25 - 12-bit 170 MSPS ADC with DDR LVDS/CMOS Outputs

ADS5527IRGZ25 - 12-Bit 210MSPS ADC w/ DDR LVDS/CMOS | TI

ADS5541IPAPR - 14-Bit 105MSPS Pipeline ADC | Texas Instruments

ADS5542IPAPRG4 - 14-Bit 80MSPS ADC | Texas Instruments

ADS5546IRGZ25 - 14-Bit 190 MSPS ADC, LVDS/CMOS | Texas Instruments

ADS5546IRGZR - 14-Bit 190 MSPS ADC, DDR LVDS/CMOS | Texas Instruments

ADS5546IRGZRG4 - 14-Bit 190MSPS ADC DDR LVDS/CMOS | TI

ADS5547IRGZ25 - 14-Bit 210 MSPS ADC with DDR LVDS/CMOS | Texas Instruments

ADS5562IRGZ25 - 16-bit 80MSPS ADC LVDS/CMOS | Texas Instruments

ADS574JE - 12-Bit 40kSPS SAR ADC | 28-PDIP | Texas Instruments

ADS574JEG4 - 12-Bit 40kSPS SAR ADC, Parallel, 28-DIP | TI

ADS574JP - 12-Bit SAR ADC, 28-PDIP | Texas Instruments

ADS574JPG4 - 12-Bit 40kSPS SAR ADC, 28-PDIP | Texas Instruments

ADS574KE - 12-Bit 40 kSPS SAR ADC | Texas Instruments

ADS574KP - 12-Bit SAR ADC, 25 us | Texas Instruments

ADS574KPG4 - 12-Bit 40kS/s SAR ADC, 28-PDIP | Texas Instruments

ADS58C28IRGC25 - Dual 11-Bit 200MSPS ADC | Texas Instruments

ADS6122IRHBR - 12-bit 65MSPS ADC with DDR LVDS/CMOS Outputs | Texas Instruments

ADS6123IRHB25 - 12-Bit 80MSPS Low-Power ADC | Texas Instruments

ADS6123IRHBR - 12-Bit 65MSPS Low-Power ADC | Texas Instruments

ADS6124IRHB25 - 12-Bit 105MSPS Low-Power ADC | Texas Instruments

ADS6129IRGZ25 - 12-Bit 250MSPS Low-Power ADC | Texas Instruments

ADS6143IRHBR - 14-Bit 80MSPS Low-Power ADC | Texas Instruments

ADS6144IRHB25 - 14-Bit 105MSPS Low-Power ADC | Texas Instruments