ADC/DAC
製品 (2518)
ADS62C17IRGC25 - Dual 11-Bit 200MSPS ADC | Texas Instruments
The Texas Instruments ADS62C17IRGC25 is a dual-channel, 11-bit, 200 MSPS analog-to-digital converter (ADC) that combines high dynamic performance and low power consumption in a compact 64-pin VQFN (9x9mm) package with exposed thermal pad. The device integrates TI-proprietary SNRBoost technology that can be selectively enabled to overcome quantization-noise-limited SNR for bandwidths less than Nyquist, delivering a measured 79.8 dBFS SNR at 125 MHz input and 90 dBc SFDR at Fin = 10 MHz. An ADC (Analog-to-Digital Converter) is a data-converter integrated circuit that samples continuous-time analog signals and outputs discrete digital codes, forming the bridge between the analog front-end and the digital signal-processing domain. Pipeline ADCs such as the ADS62C17 sit within the data converter taxonomy between successive-approximation-register (SAR) and flash architectures; they are well suited to high sampling rates (tens to hundreds of MSPS) while maintaining 10-14 bit resolution and excellent dynamic range, making them the workhorse of wireless infrastructure, test instrumentation, and imaging receivers. Key features of the ADS62C17 include a maximum sample rate of 200 MSPS, 11-bit resolution with no missing codes, an LVDS-parallel and parallel CMOS digital output interface, two differential analog inputs each feeding a sample-and-hold stage, and a 1:1 sample-to-ADC ratio per channel. The integrated SNRBoost block digitally shapes out-of-band quantization noise away from a programmable band of interest, allowing up to 4 dB SNR improvement for narrowband communications receivers. Architecturally, the ADS62C17 uses two matched pipeline cores preceded by differential input buffers and wideband track-and-hold amplifiers; the SNRBoost digital post-processing engine runs after the pipeline cores and is configured via SPI or parallel control pins. The 64-pin QFN package provides a low-inductance ground reference and exposed thermal pad that keeps junction-to-ambient thermal resistance low for the 1.1 W typical power dissipation at 200 MSPS. Typical applications include multi-carrier, wide-bandwidth cellular base-station receivers, software-defined radio (SDR) platforms, medical imaging front-ends (ultrasound, MRI), and high-speed test and measurement digitizers. The wide input bandwidth and dual channels also suit radar signal processing and cable infrastructure digitizers. When designing with this device, pay attention to the LVDS output timing budget: each data lane toggles at up to 200 MHz DDR and requires matched-length PCB routing and a 100 ohm differential termination as specified in the datasheet. The exposed pad must be soldered to a continuous ground plane to achieve the rated thermal and dynamic performance. This page synthesizes distributor stock data, cross-reference alternatives, design considerations, and pinout information from the Texas Instruments ADS62C17 datasheet - material that augments the bare datasheet with practical procurement and design context.
ADS62C17IRGCR - Dual 11-Bit 200MSPS ADC | Texas Instruments
The Texas Instruments ADS62C17IRGCR is a dual-channel, 11-bit, 200-MSPS pipelined analog-to-digital converter in a 64-pin VQFN (RGC, 9x9 mm) package with exposed thermal pad. It combines high dynamic performance with low power consumption, making it ideal for multi-carrier, wide-bandwidth communications applications. The device features TI proprietary SNRBoost technology and supports parallel, serial, and LVDS output interfaces. An analog-to-digital converter (ADC) is a critical data-converter component that converts continuous analog signals into discrete digital values for digital signal processors and FPGAs. The ADS62C17 belongs to the high-speed pipelined ADC family, designed for sampling rates in the hundreds of mega-samples per second, and sits within the broader data-acquisition hierarchy used in communications, test and measurement, and radar systems. Key features include dual 11-bit resolution with no missing codes, a maximum sampling rate of 200 MSPS, 90 dBc SFDR at Fin = 10 MHz, and 79.8 dBFS SNR at a 125 MHz input per TI data. The 64-VQFN package includes an exposed thermal pad for heat dissipation. The device operates from a 3.3V analog supply and 1.8V digital supply with typical power consumption of 1.1 W. The ADS62C17 uses a pipelined architecture with digital error correction, achieving excellent linearity. SNRBoost digitally processes the output to improve SNR in a selected frequency band, particularly useful in multi-carrier receivers where weak signals must be extracted from strong interferers. It also includes an internal reference and a flexible clock input with duty-cycle stabilization. Typical applications include multi-carrier GSM/UMTS/LTE base stations, software-defined radios, radar systems, and test and measurement equipment. The high sampling rate and dynamic performance suit direct IF sampling architectures, reducing system complexity and cost. When designing with this ADC, pay careful attention to power supply decoupling and clock jitter, as both directly impact SNR and SFDR. The exposed pad must be soldered to a solid ground plane to ensure proper thermal and electrical performance. Pricing as of 2026-08-30 should be confirmed with distributors.
ADS62P15IRGC25 - Dual 11-Bit 125MSPS ADC | Texas Instruments
The Texas Instruments ADS62P15IRGC25 is a dual-channel, 11-bit, 125-MSPS analog-to-digital converter (ADC) with parallel CMOS and DDR LVDS outputs, packaged in a 64-pin VQFN (9x9 mm, RGC) thermally-enhanced package. The device supports two simultaneously-sampled analog input channels at sampling rates up to 125 MSPS and integrates low-jitter clocking for high spurious-free dynamic range (SFDR) in baseband and IF-sampling architectures. An analog-to-digital converter (ADC) is a mixed-signal integrated circuit that converts continuous-time analog voltages into discrete digital codes at a sampling rate governed by an external clock. In the broader hierarchy (MFP > data converter > ADC > pipeline ADC > high-speed ADC), pipeline ADCs like the ADS62P15 are widely used in communications, imaging, and instrumentation because they offer an excellent balance of sampling rate, resolution, and power efficiency. The ADS62P15 uses an internal reference and provides differential analog inputs optimized for high IF frequency capture. Key features include 11-bit resolution, 125 MSPS maximum sampling rate per channel, dual simultaneously-sampled channels, selectable CMOS or DDR LVDS output interfaces, integrated internal reference, low-jitter clock buffer, and a serial programming interface (SPI) for mode configuration. Typical differential input full-scale is programmable, and the integrated buffer simplifies PCB routing by eliminating the need for an external reference decoupling network. The ADS62P15 architecture combines a differential pipelined input stage with digital error correction and an output multiplexer for CMOS/DDR LVDS modes. Internal averaging and calibration maintain low integral and differential nonlinearity (INL/DNL), enabling SFDR greater than 80 dBFS at intermediate frequencies and SNR performance suitable for multi-carrier wireless receivers. Typical applications include wireless infrastructure base-station receivers (LTE, W-CDMA, TD-SCDMA, WiMAX), medical imaging (ultrasound beamforming), radar and sonar digitizers, test and measurement instrumentation, and multi-channel data acquisition systems. The dual-channel architecture reduces board space by replacing two single-channel ADCs. When designing with this part, ensure the analog inputs are DC-coupled or AC-coupled with proper common-mode biasing, and follow datasheet guidelines for analog input balun or op-amp driver selection. Decoupling of AVDD and DVDD supplies is critical to achieving datasheet SFDR performance at high input frequencies. This page synthesizes distributor pricing, drop-in same-package alternatives, and design notes not aggregated on individual distributor product pages, providing a single engineering reference for the ADS62P15IRGC25.
ADS62P22IRGC25 - Dual 12-Bit 65MSPS ADC | Texas Instruments
The Texas Instruments ADS62P22IRGC25 is a dual-channel, 12-bit, 65-MSPS analog-to-digital converter (ADC) housed in a 64-pin VQFN (RGC) package measuring 9x9 mm. It combines two pipeline ADC cores with a shared reference, configurable CMOS or DDR LVDS digital interfaces, and a flexible gain/channel-control block to support a wide range of baseband, IF-sampling, and imaging designs. What is a pipeline ADC? A pipeline analog-to-digital converter is a high-speed Nyquist-rate architecture that processes an input sample through a sequence of low-resolution flash or multiplying-DAC stages, each handling a fraction of the overall conversion and yielding one output sample per clock cycle after pipeline latency is filled. Within the broader IC taxonomy it sits alongside successive-approximation (SAR), flash, and sigma-delta converters, occupying the niche where 10-14 bit resolution and tens-to-hundreds of MSPS are required, as in communications, instrumentation, and medical imaging. Key features include a maximum sample rate of 65 MSPS per channel, integrated digital processing with fine gain correction in 0.05 dB steps, and a coarse 3.5 dB gain stage that lets the user trade dynamic range against SNR. The 12-bit core guarantees no missing codes across the full operating range, and the part shares a footprint and digital interface with TI's pin-compatible 14-bit ADS62P4x family, simplifying upgrades and A/B testing between resolutions. Architecture-wise, the device uses differential input buffers, on-chip references, and a selectable output mode that lets one PCB layout drive parallel CMOS or DDR LVDS signaling. The 64-pin HVQCCN package exposes analog and digital supplies separately, enabling isolation between noisy digital return currents and sensitive analog ground references for high spurious-free dynamic range (SFDR). Typical applications include multi-carrier wireless infrastructure receivers, ultrasound beam-former front ends, portable medical imaging data acquisition, and dual-channel IF digitisation in software-defined radios. The device's 95 dB channel-to-channel crosstalk and integrated gain control make it particularly attractive where two matched channels are required without external matching networks. When designing in this ADC, decouple AVDD and DRVDD separately and place a low-impedance ground return directly under the exposed thermal pad to minimise digital noise coupling into the analog front end. Always verify input common-mode and clock duty cycle against the datasheet specifications to maintain SFDR performance.
ADS62P23IRGC25 - Dual 12-bit 80MSPS ADC, DDR LVDS/CMOS | TI
The Texas Instruments ADS62P23IRGC25 is a dual-channel 12-bit analog-to-digital converter (ADC) with a maximum sample rate of 80 MSPS, housed in a 64-pin VQFN (RGC) package measuring 9x9 mm. The device integrates a high-performance pipeline architecture with selectable double-data-rate (DDR) LVDS or parallel CMOS output interfaces, giving designers flexibility to balance pin count, board area, and downstream FPGA/ASIC interface complexity. Internal references are included, which eliminates the traditional external reference pins and associated decoupling capacitors, while the device still supports an external reference drive when needed. An analog-to-digital converter (ADC) is a data-conversion IC that translates a continuous analog input voltage into a discrete digital code at each sampling clock edge. Within the signal chain taxonomy, the ADS62P23 belongs to the pipeline ADC sub-family, which sits between successive-approximation register (SAR) ADCs (low speed, low power) and flash ADCs (very high speed, high power). Pipeline ADCs dominate the 10-250 MSPS speed range because they multiplex many low-resolution stages behind a high-speed input, delivering high sample rates with moderate power budgets and small footprints. The ADS62P2X family specifically targets wideband communications, IF-sampling radios, and multi-channel industrial imaging. Key features include 80 MSPS guaranteed sample rate, 12-bit resolution across two simultaneously-sampled channels (2x2 channel matrix is supported via the family), and a wide analog input bandwidth of approximately 450 MHz. The integrated DDR LVDS interface delivers two data bits per clock cycle on each LVDS pair, halving the required FPGA pin count compared to parallel CMOS. Typical uses cover test and measurement digitizers, communications base-station receivers, medical ultrasound beamformers, and defense signal-intelligence capture cards. Industrial-grade -40C to +85C operation ensures deployment in uncontrolled enclosures. When designing with the device, prioritize short, matched-length traces between the analog inputs and the ADC; place the analog input RC network as close to the analog input pins as the layout allows to preserve SNR/SFDR. The combination of integrated references, selectable output interface, and the 9x9 mm VQFN footprint simplifies board layout versus older ADCs that required external references and LVDS buffers. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes that go beyond the manufacturer datasheet.
ADS62P25IRGC25 - Dual 12-Bit 125 MSPS ADC, 64-VQFN | Texas Instruments
The Texas Instruments ADS62P25IRGC25 is a dual-channel, 12-bit, 125 MSPS analog-to-digital converter (ADC) housed in a 64-pin VQFN (RGC) 9x9 mm package. The device combines high dynamic performance with low power consumption and supports both parallel CMOS and DDR LVDS output interfaces in a single part. Maximum sample rate is 125 MSPS with 12-bit resolution and no missing codes, while the dual internal sample-and-hold and low-jitter clock buffer deliver high SNR and high SFDR at IF inputs. An ADC (analog-to-digital converter) is a mixed-signal integrated circuit that samples continuous analog voltages and quantizes them into discrete digital codes. The ADS62P25 sits in the high-speed pipeline ADC family, used when systems require many tens of megasamples per second per channel for communications, imaging, or instrumentation. It belongs to the hypernym hierarchy: ADC -> data converter -> data acquisition IC -> mixed-signal IC -> semiconductor. Pipeline ADCs specifically use a switched-capacitor architecture that resolves a few bits per stage across cascaded stages to achieve high sample rates at moderate resolution, which is exactly the architecture used here. Key features include 12-bit resolution with no missing codes, 125 MSPS maximum sample rate, programmable fine gain up to 6 dB plus a 3.5 dB coarse gain for SNR/SFDR trade-off, 95 dB channel-to-channel crosstalk, and a built-in digital processing block with offset correction and fine gain correction in 0.05 dB steps. Selectable DDR LVDS or parallel CMOS outputs let the same hardware target FPGA-based capture boards or legacy parallel DSP interfaces. The integrated low-jitter clock buffer simplifies board design by relaxing external clock requirements. Typical applications include multi-carrier GSM/UMTS/LTE base-station receivers, cable-headend digitizers, medical imaging front ends, radar and phased-array IF sampling, and test and measurement instrumentation. The wide input bandwidth and selectable output interfaces make it well suited for both diversity receivers and multi-channel oscilloscope platforms. When designing with this device, treat the analog input network and clock distribution as a single RF subsystem: use a differential transformer driver, keep the clock path short, and provide adequate decoupling on each supply pin. The dual-channel footprint requires that both inputs be impedance-matched to achieve the rated crosstalk and SFDR. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found on the manufacturer datasheet alone.
ADS62P28IRGC25 - Dual 12-Bit 210-MSPS ADC with DDR LVDS/CMOS | TI
The Texas Instruments ADS62P28IRGC25 is a dual-channel, 12-bit, 210-MSPS analog-to-digital converter (ADC) with DDR LVDS and parallel CMOS outputs, housed in a 64-pin VQFN (RGC) power-thermally enhanced package with exposed pad. The part integrates two high-performance pipelined ADC cores, a flexible digital interface, and on-chip sample-and-hold amplifiers optimized for multi-carrier, wide-bandwidth signal capture. An analog-to-digital converter is a mixed-signal integrated circuit that converts continuous-time analog voltages into discrete digital codes at a specified sampling rate. High-speed ADCs such as the ADS62P28 sit at the boundary between the analog front-end (amplifiers, filters, baluns) and the digital back-end (FPGAs, ASICs, DSPs). The 12-bit 210-MSPS class is commonly deployed in communications infrastructure, medical imaging, and industrial test equipment where cost-effective quantization of IF/RF signals is required. Key features include dual-channel sampling up to 210 MSPS, selectable DDR LVDS or parallel CMOS outputs, programmable full-scale input range, internal dither for spurious-free dynamic range (SFDR) improvement, and a low-jitter clock buffer with divide-by-2/4 options. The pipelined architecture provides low latency (typically 3-4 clock cycles) and excellent linearity across the operating temperature range. The 64-VQFN package with exposed thermal pad supports the 1.7 W typical power dissipation with standard PCB thermal design. The ADS62P28 uses a switched-capacitor pipelined core with on-chip reference, supporting single-ended or differential analog inputs with up to 2 Vpp full-scale. The digital output stage can be configured for either LVDS (for high-speed serial data transfer to an FPGA) or parallel CMOS (for direct connection to lower-speed digital ASICs). Built-in digital features include programmable gain, offset correction, and a test-pattern generator for board-level bring-up. Typical applications include wireless communications receivers (LTE, WCDMA, multi-carrier GSM base stations), cable infrastructure (DVB-SC, DOCSIS downstream/upstream), radar and electronic-warfare intermediate-frequency digitizers, medical ultrasound beamformers, and high-speed data acquisition for industrial test and measurement. The dual-channel architecture enables I/Q or diversity reception in a single chip. When designing with this part, ensure the analog input common-mode voltage and clock jitter budget meet the SNR specification. Use the exposed thermal pad with adequate copper area for heat removal, and place decoupling capacitors as close as possible to the supply pins. This page synthesizes distributor pricing, drop-in alternatives from TI's ADS62Pxx family, and practical design notes not found in the manufacturer datasheet.
ADS62P42IRGC25 - Dual 14-bit 65MSPS ADC, LVDS/CMOS | Texas Instruments
The Texas Instruments ADS62P42IRGC25 is a dual-channel, 14-bit analog-to-digital converter (ADC) with a maximum sample rate of 65 MSPS per channel, offered in a 64-pin VQFN (RGC) package with exposed thermal pad. The device combines high dynamic performance and low power consumption, supports selectable Double Data Rate (DDR) LVDS or parallel CMOS outputs, and integrates an internal voltage reference and sample-and-hold to simplify multi-carrier, wide-bandwidth signal-chain designs. An ADC (analog-to-digital converter) is a mixed-signal integrated circuit that samples continuous-time analog input signals and produces discrete-time digital codes proportional to the input voltage. Pipeline ADCs such as the ADS62P42 family achieve high sampling rates (>10 MSPS) at moderate-to-high resolution (12-16 bit) by distributing the conversion across multiple low-resolution stages. Within the broader taxonomy, the ADS62P42 belongs to the pipeline ADC class, which itself sits under successive-approximation and flash hybrids on the high-speed converter hierarchy: ADC -> high-speed ADC -> pipeline ADC -> data converter IC -> mixed-signal semiconductor. Understanding this hierarchy helps engineers compare against SAR, sigma-delta, and integrating architectures for each application. Key specifications include 14-bit resolution across two simultaneous channels, a 65 MSPS maximum sample rate per channel, internal reference (with optional external reference input), and DDR LVDS or CMOS digital interface. The device also includes a low-jitter clock buffer, configurable input full-scale range via the CTRL pins, and a serial peripheral interface (SPI) for advanced programming of internal registers, while simple modes can be set by parallel pin voltages at power-up. Typical applications include multi-carrier wireless base-station receivers (LTE, WCDMA, TD-SCDMA, WiMAX), test and measurement instrumentation, medical imaging front ends (ultrasound beamforming), defense radar and signal-intelligence capture, and software-defined radio (SDR) platforms. The dual-channel architecture simplifies PCB layout for I/Q signal chains by providing matched ADCs on a single die. The integrated reference eliminates external reference noise and trimming cost, and the DDR LVDS interface reduces the FPGA pin count by clocking data on both edges of the output strobe. When designing with this device, ensure the analog inputs are AC- or DC-coupled with proper 50-ohm or transformer termination, and follow TI's recommended decoupling scheme - typically a 10uF bulk plus 0.1uF and 10nF ceramics on each supply pin. The exposed pad must be soldered to a continuous ground plane to meet thermal and signal-integrity specifications.
ADS62P44IRGC25 - Dual 14-bit 105MSPS ADC, LVDS/CMOS | TI
The Texas Instruments ADS62P44IRGC25 is a dual-channel, 14-bit, 105-MSPS analog-to-digital converter (ADC) with selectable DDR LVDS or parallel CMOS outputs, housed in a 64-pin VQFN (RGC) package sized 9x9 mm. It combines high dynamic performance with low power consumption, supporting SNR up to 72.4 dBFS and SFDR up to 85 dBc at 105 MSPS with a 70 MHz input. The integrated low-jitter clock buffer and internal sample-and-hold simplify board-level design while preserving timing margin in multi-channel systems. An ADC (analog-to-digital converter) is a data-conversion integrated circuit that quantizes continuous analog signals into discrete digital codes for downstream DSP, FPGA, or ASIC processing. Within the broader signal-chain hierarchy, an ADC sits between the analog front end (amplifiers, anti-alias filters) and the digital back end, and is classified as a high-speed pipelined ADC when sample rates exceed tens of MSPS. The ADS62P44 belongs to TI's ADS62P4x family of dual 14-bit pipelined ADCs designed for communications, radar, and test-and-measurement applications. Key features include 105 MSPS maximum sample rate per channel, 14-bit resolution, 72.4 dBFS SNR, 85 dBc SFDR, 2.3 GHz input bandwidth, programmable gain from 0 dB to 6 dB in 1 dB steps, and selectable DDR LVDS or CMOS output interfaces. The device operates from a 3.3 V analog supply and a 1.8 V digital supply, with power scaling linearly with sample rate. The LVDS output supports both standard and low-power modes, providing flexibility for power-constrained systems. Architecturally, the ADS62P44 uses a multi-stage pipelined core with proprietary digital error correction. The internal sample-and-hold preserves aperture jitter below 150 fs RMS, while the differential clock receiver accepts both LVPECL and LVDS levels. The output data is presented DDR (double data rate) on LVDS lanes or as parallel CMOS words, enabling direct connection to FPGAs and ASICs without external deserialization logic. Typical applications include wireless base-station receivers, software-defined radio (SDR) platforms, radar and lidar signal processing, medical imaging front ends, and high-speed data acquisition systems. Designers should ensure the analog inputs are AC- or DC-coupled with proper 50-ohm terminations, and that the clock source has sub-ps RMS jitter to preserve SNR at high input frequencies. The exposed thermal pad must be soldered to a sufficient ground plane for rated performance.
ADS62P48IRGC25 - Dual 14-Bit 210MSPS ADC | Texas Instruments
The Texas Instruments ADS62P48IRGC25 is a dual-channel, 14-bit, 210-MSPS analog-to-digital converter (ADC) from the ADS62Px9/x8 family, integrating DDR LVDS and parallel CMOS outputs in a 64-pin VQFN (RGC) package measuring 9x9 mm. It delivers high dynamic performance with low power consumption, supports input frequencies up to 250 MSPS (210 MSPS for the IRGC25 speed grade), and operates from a 1.8 V analog supply and 3.3 V digital supply across the industrial -40C to +85C range. Key specifications include selectable DDR LVDS or parallel CMOS output modes, internal dither for SFDR improvement at low full-scale inputs, and an LVDS clock input for low-jitter sampling. The 64-QFN (HVQCCN) package combines compact board area with excellent thermal performance for multi-carrier, wide-bandwidth communications systems. A pipelined ADC such as the ADS62P48IRGC25 is a high-speed converter architecture that resolves analog inputs by passing the signal through a cascade of low-resolution stages, each of which feeds a residue to the next while a digital correction block reassembles the final N-bit code. Pipelined ADCs are the dominant converter type for sample rates between ~50 MSPS and ~500 MSPS, occupying a middle ground between successive-approximation register (SAR) ADCs (low speed, high accuracy, low power) and flash ADCs (very fast but very low resolution). Within signal-chain taxonomy, the ADS62P48 belongs to data converters -> ADCs -> high-speed ADCs -> pipelined ADCs -> wideband receiver ADCs. Key differentiating features include: (1) selectable DDR LVDS or parallel CMOS output, allowing the same silicon to be deployed in either FPGA LVDS banks or parallel CMOS ASIC/FPGA interfaces; (2) internal dither that improves SFDR at reduced full-scale input ranges by spreading quantisation spurs; (3) programmable gain options that trade full-scale input range against noise/sfdr, giving flexibility for multi-standard receiver designs; and (4) low-jitter LVDS sample-clock input that lets system designers minimize aperture-jitter contributions from the clock path. The architecture is built around a switched-capacitor input stage followed by a multi-bit pipelined residue amplifier chain and a digital error-correction block. Gain stages are user-selectable, and the on-chip dither generator can be enabled to randomise quantisation noise and improve spurious-free dynamic range at the cost of a small increase in noise floor. LVDS outputs are DDR-aligned so that two sample edges share one clock period, halving the per-pin data rate requirement compared with SDR LVDS. Typical applications include multi-carrier wireless base-station receivers (LTE, WCDMA, GSM), software-defined radio platforms, radar and electronic-warfare signal processors, cable-headend downstream aggregation, and broadband test-and-measurement digitizers. For instance, in a multi-carrier LTE receiver, the ADS62P48IRGC25's 210 MSPS rate permits digitization of a 60+ MHz IF block with ample Nyquist headroom. When designing with this part, careful front-end analog design is critical: drive the analog inputs through a differential transformer or fully-differential amplifier to preserve the part's SFDR; place the 1.8 V AVDD decoupling network within millimetres of the supply pins; and route the LVDS clock and data as 100 ohm differential pairs with matched lengths to preserve timing margins. This page synthesises distributor pricing, datasheet-derived specs, drop-in alternatives, and practical design notes not found on a single manufacturer page, giving engineers a one-stop reference for evaluating the ADS62P48IRGC25 in high-speed receiver designs.
ADS6422IRGC25 - Quad 12-Bit 65MSPS Serial LVDS ADC | Texas Instruments
The Texas Instruments ADS6422IRGC25 is a quad-channel, 12-bit, 65-MSPS pipelined analog-to-digital converter with serialized LVDS outputs, housed in a 64-pin VQFN (RGC) 9x9 mm package. The device features 4 differential input channels, an integrated sample-and-hold, and a 1-wire or 2-wire serialized LVDS interface that minimizes board routing density in multi-channel systems. Power consumption is approximately 500 mW per channel at 65 MSPS, balanced against SNR and SFDR performance typical of the ADS642x family. An analog-to-digital converter (ADC) is a semiconductor device that converts continuous analog signals into discrete digital codes for processing by DSPs, FPGAs, or microcontrollers. Pipeline ADCs use a multi-stage architecture to achieve high sampling rates while maintaining low latency per stage, occupying the mid-tier between successive-approximation (SAR) ADCs (low speed, high accuracy) and flash ADCs (very high speed, low resolution). The ADS6422 belongs to the ADC hierarchy: pipeline ADC -> ADC -> data converter -> mixed-signal IC -> semiconductor. Key features of the ADS6422 include 65 MSPS sample rate (also offered as 80 MSPS in ADS6423 and 105 MSPS in ADS6424), programmable 3.5 dB coarse gain option, internal reference, and 12-bit resolution with serialized LVDS outputs that reduce the number of board-level interconnects. The 64-pin VQFN package provides a compact footprint suitable for high-density designs requiring multiple simultaneous sampling channels. Typical applications include medical imaging systems (ultrasound), communications infrastructure (baseband receivers), test and measurement instrumentation, and multichannel data acquisition. The 4-channel simultaneous sampling architecture is particularly suited to phased-array or beam-forming applications where channel-to-channel matching is critical. When designing with this device, ensure the LVDS output termination follows the JESD8B standard and decouple AVDD/AVSS with low-ESR ceramic capacitors placed as close to the supply pins as possible. The serialized LVDS interface simplifies PCB routing but requires careful length matching to preserve timing margins. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone, providing an actionable engineering reference for selecting the ADS6422IRGC25 in new designs.
ADS6423IRGC25 - Quad 12-Bit 80MSPS ADC w/ Serial LVDS | TI
The Texas Instruments ADS6423IRGC25 is a quad-channel, 12-bit, 80-MSPS pipelined analog-to-digital converter with serialized LVDS outputs, packaged in a 64-pin VQFN (RGC) measuring 9 mm × 9 mm. It belongs to the ADS642X family (ADS6424/ADS6423/ADS6422) which offers 105/80/65 MSPS speed grades for flexible performance scaling. A pipelined ADC is a high-speed converter architecture that resolves the input signal in successive low-resolution stages (typically 1.5 bits per stage), combining speed with low power. The ADS6423IRGC25 sits within the broader hierarchy: ADC -> data converter -> signal chain IC -> mixed-signal semiconductor. Its serialized LVDS interface reduces board-routing complexity, making it suitable for multi-channel systems where parallel CMOS buses would consume excessive FPGA pins. Key features include 12-bit resolution, four simultaneously sampling input channels, 80 MSPS sample rate, internal dither for improved SFDR, and a flexible serialized LVDS output that supports both 1-wire and 2-wire modes. The wideband analog input (-2 V to +2 V differential) is suited for direct IF sampling in communications receivers. The architecture uses a switched-capacitor pipelined front end followed by LVDS serialization, achieving typical SFDR > 80 dBc and SNR ~70 dBFS at 80 MSPS with a 30 MHz input. The serialized LVDS interface reduces board traces between the ADC and FPGA/ASIC, critical for high-density multi-channel designs such as ultrasound beamformers and broadband wireless receivers. Typical applications include medical ultrasound imaging, broadband wireless base-station receivers, software-defined radio (SDR), and multi-channel test and measurement equipment. The four simultaneous sampling channels enable phase-coherent acquisition, essential for phased-array beamforming and MIMO systems. When designing with this device, ensure the analog input network is matched to the ADC's switched-capacitor front-end; a differential transformer or active driver with proper termination optimizes SFDR. Place LVDS output traces with 100 ohm differential impedance and keep them short to minimize EMI. This page synthesizes distributor pricing, drop-in alternatives drawn from the same ADS642X family, and practical design notes not found in the manufacturer datasheet.
ADS6423IRGCR - Quad 12-Bit 80MSPS Serial LVDS ADC | TI
The Texas Instruments ADS6423IRGCR is a quad-channel, 12-bit, 80-MSPS pipelined analog-to-digital converter (ADC) with serialized LVDS outputs, housed in a 64-pin VQFN (RGC) package measuring 9 mm × 9 mm. Per the manufacturer datasheet, the device supports four simultaneous sampled inputs at 80 MSPS, an internal reference, and serial LVDS (1-wire and 2-wire) interface options. The serialized LVDS outputs reduce board-routing complexity, enabling high system integration density in compact multi-channel designs. Three speed grades exist within the family: ADS6424 at 105 MSPS, ADS6423 at 80 MSPS, and ADS6422 at 65 MSPS, all pin-compatible. An ADC (analog-to-digital converter) is a semiconductor device that samples continuous analog input voltages and converts them into discrete digital codes. Pipelined ADCs use a cascade of low-resolution stages with inter-stage residue amplifiers to achieve high sampling rates while maintaining good linearity; the ADS6423 follows this architecture to deliver 80 MSPS across four independent channels. Within the broader power and signal chain, the ADC sits between analog front-ends (amplifiers, anti-alias filters) and an FPGA or ASIC that processes the digital data. Key specifications include 12-bit resolution, 80 MSPS sampling rate, serialized LVDS digital interface, internal 3.5-dB coarse gain option for improved SFDR at high input frequencies, and a 3.3-V analog and digital supply. No external decoupling is required for the internal references, simplifying PCB layout. The 64-pin VQFN package integrates dense LVDS routing and provides a thermal pad for dissipation under multi-channel full-rate operation. With 12-bit resolution and 80 MSPS sampling, the ADS6423IRGCR suits medical imaging front-ends, multi-channel communications receiver IF digitizers, radar signal acquisition, and industrial test instrumentation. Compared to dual-channel ADCs, the four-channel integration cuts board area, channel-to-channel skew, and per-channel cost. Compared to lower-speed SAR ADCs, the pipelined 80 MSPS architecture captures wideband modulated signals with minimal aperture jitter. When designing with this part, route the LVDS pairs with controlled 100-ohm differential impedance, decouple AVDD and DVDD with 1 µF and 0.1 µF ceramics close to the pins, and tie the exposed thermal pad to a solid ground plane to keep junction temperature within the -40 °C to +85 °C operating range. Buffer or transform-couple analog inputs to keep common-mode voltage within the input common-mode range. This page combines manufacturer datasheet specifications, distributor pricing tiers, and a same-family drop-in analysis to help engineers select pin-compatible ADCs for compact multi-channel systems at 80 MSPS.
ADS6424IRGC25 - 12-Bit Quad 105MSPS ADC, Serial LVDS | TI
The Texas Instruments ADS6424IRGC25 is a 12-bit, 4-channel pipelined analog-to-digital converter sampling at 105 MSPS with a serial LVDS interface, housed in a 64-pin VQFN (RGC) 9x9 mm package. It belongs to the ADS642X family which includes the ADS6422 (65 MSPS), ADS6423 (80 MSPS), and ADS6424 (105 MSPS) speed grades, all sharing the same 64-pin QFN footprint for seamless migration across sample-rate options. An ADC (analog-to-digital converter) is a data conversion integrated circuit that quantizes continuous analog input signals into discrete digital codes for downstream DSP, FPGA, or ASIC processing. Pipelined ADCs use a multistage architecture to achieve high sampling rates while keeping per-stage comparator power low, making them the dominant architecture for 10-16 bit converters operating at 50 MSPS and above. The ADS6424 sits in the power-management and data-conversion IC hierarchy: ADC -> data converter -> signal chain IC -> semiconductor. Key features include 105 MSPS maximum sample rate, 12-bit resolution, 4 simultaneous differential/single-ended input channels, serial LVDS data outputs (1-wire or 2-wire modes), and an internal 3.5 dB coarse gain option that improves SFDR performance with minimal SNR trade-off. Per-channel duty-cycle control lets unused channels be powered down to reduce quiescent power. The device operates from a 3.3 V analog supply and 1.8 V digital supply, consuming approximately 480 mW per channel at full speed. The pipelined core uses 6 stages with proprietary error-correction logic, and the LVDS serializer reduces board-routing complexity compared to parallel CMOS interfaces. A 3- or 4-wire SPI-compatible serial interface programs internal registers for gain, channel enable, output mode, and test patterns, allowing in-system configuration without hardware strapping. Typical applications include multi-channel wireless base-station receivers, medical imaging (ultrasound beamformers), radar and lidar front ends, portable test and measurement instruments, and multi-antenna diversity systems. The quad-channel integration reduces board area by approximately 4x compared to four discrete single-channel ADCs of equivalent speed and resolution. Designers should route the LVDS output pairs with controlled 100 ohm differential impedance and place the 1.8 V and 3.3 V decoupling capacitors within 5 mm of their respective supply pins. A continuous ground reference plane under the package thermal pad is required for rated thermal performance; the exposed pad must be soldered to the PCB. This page synthesizes distributor pricing from 3 sources, identifies 5 same-brand drop-in alternatives from the ADS642X family, and provides design notes not found in the standalone manufacturer datasheet.
ADS6425IRGC25 - Quad 12-Bit 125 MSPS Serial LVDS ADC | Texas Instruments
The Texas Instruments ADS6425IRGC25 is a quad-channel, 12-bit, 125-MSPS pipelined analog-to-digital converter with serial LVDS interface, housed in a 64-pin VQFN (RGC) package measuring 9 mm x 9 mm. The device integrates four independently configurable ADC channels that share common clock and reference inputs, supporting simultaneous sampling up to 125 MSPS per channel for a combined throughput of 500 MSPS across the quad array. Background Knowledge: An ADC (analog-to-digital converter) is a data converter that translates continuous analog signals into discrete digital codes. Pipelined ADCs specifically use a multi-stage architecture to achieve high sample rates (hundreds of MSPS) while maintaining moderate resolution (10-14 bits), making them the industry standard for high-speed signal acquisition in communications, imaging, and test equipment. Within the converter hierarchy, the ADS6425 sits as: ADC -> pipelined ADC -> high-speed data converter -> data acquisition IC. LVDS (Low-Voltage Differential Signaling) interfaces serialize multi-bit data on differential pairs, dramatically reducing PCB trace count versus parallel CMOS outputs. Key features include 12-bit resolution with no missing codes, integrated input buffers that accept single-ended or differential analog inputs, an internal reference, and a flexible serial LVDS output interface that supports one-, two-, or four-lane modes per channel. The device operates from a single 3.3 V analog supply and a 1.8 V digital supply, providing low power dissipation suitable for high-density system designs. The four channels share a common reference and clock network, simplifying synchronization in multi-channel applications. From an architectural standpoint, the ADS6425 uses TI's proprietary pipelined architecture with proprietary calibration to deliver excellent linearity (DNL and INL in the sub-LSB range) and low spurious content. The serial LVDS interface reduces board complexity by collapsing parallel data buses into a small number of differential pairs, freeing board area for analog signal conditioning and easing routing constraints in dense multi-channel layouts. Typical applications include medical imaging (ultrasound beamformers and MRI receivers), multi-channel communications test equipment, phased-array radar digitizers, and high-end industrial inspection systems. Designers choose the ADS6425 when four correlated channels at 12-bit/125 MSPS in a single compact package reduce system size, BOM cost, and inter-channel skew. Design consideration: pay close attention to PCB layout for the analog input traces and the LVDS output pairs. Use matched-length differential routing for LVDS, place decoupling capacitors immediately adjacent to each supply pin, and keep analog/digital grounds separated until they join at a single point beneath the exposed thermal pad. The thermal pad must be soldered to the PCB ground plane for thermal dissipation and electrical reference stability. This page synthesizes distributor pricing, verified drop-in alternatives within the same VQFN-64 footprint, and practical PCB thermal notes not found in the manufacturer datasheet alone.
ADS6425IRGCR - 12-Bit 125MSPS Quad-Channel ADC | Texas Instruments
The Texas Instruments ADS6425IRGCR is a 12-bit, 4-input pipelined analog-to-digital converter (ADC) with a maximum sampling rate of 125 MSPS per channel, housed in a 64-pin VQFN (9x9 mm) package. The device supports simultaneous sampling across four differential input channels and delivers serialized LVDS data outputs to minimize interface pin count. It operates from a single 3.3 V analog supply and a separate 1.8 V digital supply, providing low power consumption suitable for high-density multi-channel systems. An analog-to-digital converter (ADC) is a data acquisition integrated circuit that converts continuous analog signals into discrete digital codes for downstream processing by DSPs, FPGAs, or microcontrollers. As a pipelined ADC, the ADS6425IRGCR uses a multi-stage architecture that converts input voltages through successive gain stages, with on-chip digital error correction, enabling high sampling rates while maintaining 12-bit linearity. Within the broader data converter hierarchy, this part belongs to the power-efficient, high-speed, multi-channel ADC category commonly used in communications, medical imaging, and industrial test systems. Key performance features include 12-bit resolution, four differential input channels, 125 MSPS sampling per channel, LVDS serialized outputs with selectable doublets/quadruplets, an internal sample-and-hold, and an integrated clock stabilizer. The pipelined architecture provides low latency on the order of a few clock cycles and supports fine gain and offset adjustment per channel through dedicated registers. The serialized LVDS interface allows multiple ADCs to share a common FPGA data bus, simplifying board layout and reducing FPGA pin count. The internal reference and high-impedance analog inputs simplify external signal conditioning, while the exposed thermal pad of the VQFN package provides a low theta-JA thermal path for reliable operation across the -40C to +85C industrial temperature range. Typical applications for the ADS6425IRGCR include wireless communications base-station receivers, medical ultrasound beamformers, multi-channel data acquisition systems, radar and lidar front ends, and test and measurement instrumentation where simultaneous sampling of multiple channels is required. When designing with this device, ensure clean analog input routing, adequate input bandwidth, and proper bypass of the 3.3 V AVDD and 1.8 V DVDD rails. The LVDS output pairs require 100 ohm differential termination at the receiver side for reliable high-speed operation. This page synthesizes distributor pricing, drop-in alternatives within the same VQFN-64 (RGC) footprint, and practical design notes not found in the manufacturer datasheet alone.
ADS6443IRGCR - Quad 14-Bit 80-MSPS ADC, Serial LVDS | TI
The Texas Instruments ADS6443IRGCR is a quad-channel, 14-bit, 80-MSPS pipelined analog-to-digital converter (ADC) with serialized LVDS outputs, housed in a 64-pin VQFN (RGC) 9x9 mm package. The ADS6443 belongs to TI's ADS644X family, which is offered in 125/105/80/65 MSPS speed grades, providing a scalable platform for multi-channel data acquisition designs that require high dynamic performance and a low pin-count serial interface. An ADC (analog-to-digital converter) is a mixed-signal integrated circuit that samples continuous analog voltages and converts them into discrete digital codes at a specified sample rate. High-speed pipelined ADCs like the ADS6443 sit in the signal chain between analog front-ends (amplifiers, filters, muxes) and downstream digital processing blocks such as FPGAs, DSPs, or application-specific processors. LVDS-serialized outputs reduce channel count and simplify board routing, which is critical in dense multi-channel systems such as ultrasound, radar, and communications test equipment. Key features include 14-bit resolution, 80 MSPS maximum sample rate per channel, quadruple simultaneously-sampling channels, serialized LVDS digital interface with one or two lanes per channel, low-latency digital processing, internal references with external-reference option, and programmable gain. According to TI's datasheet, the part maintains spurious-free dynamic range (SFDR) and signal-to-noise ratio (SNR) suitable for direct-IF and baseband sampling in communications and imaging systems. The wide 80-MSPS operating window plus 14-bit precision makes the device attractive where board area and channel density outweigh absolute peak speed. The pipelined architecture uses successive low-resolution stages with sample-and-hold between stages, achieving high sample rates without sacrificing bit accuracy. The serialized LVDS output minimizes FPGA pin usage by sending each channel's MSB/LSB data over one or two differential pairs instead of 14 parallel CMOS lines, freeing board area and reducing EMI coupling. Typical applications include multi-channel ultrasound imaging, communications receiver IF sampling, radar baseband digitization, medical imaging signal chains, phased-array antenna systems, and portable test and measurement instrumentation. When selecting within the ADS644X family, choose the -80 variant for power-sensitive designs and the -125 variant when maximum sample rate is the binding constraint.
ADS6444IRGC25 - Quad 14-bit 105MSPS ADC, Serial LVDS | TI
The Texas Instruments ADS6444IRGC25 is a quad-channel, 14-bit, 105 MSPS pipelined analog-to-digital converter with serialized LVDS outputs, housed in a 64-pin VQFN (9 mm x 9 mm) package with exposed thermal pad. It belongs to the ADS644x family (ADS6445 125 MSPS / ADS6444 105 MSPS / ADS6443 80 MSPS / ADS6442 65 MSPS), shares a pin-compatible 12-bit family (ADS642x) and the feature-compatible dual-channel ADS624x/ADS644x family, and operates from a single 3.3 V analog and digital supply. What is a pipelined ADC? A pipelined analog-to-digital converter is a high-speed data-converter architecture that uses multiple cascaded low-resolution stages to digitize an analog signal at sample rates from tens to hundreds of megasamples per second. Pipelined ADCs sit below flash converters in speed but above successive-approximation (SAR) converters, and dominate in communications infrastructure, medical imaging, and test-and-measurement applications where both high sampling rate and moderate-to-high resolution are required. Key features include 4 differential analog inputs, simultaneous sampling of all four channels, programmable 1-wire or 2-wire LVDS serialization that minimizes board-routing congestion, internal reference with no external decoupling required, and an industry temperature grade of -40 C to +85 C. The integrated serialization stage reduces the digital pin count and simplifies FPGA capture, which is essential when routing hundreds of differential traces between the ADC and the downstream ASIC/FPGA. Architecturally, each channel uses a switched-capacitor pipelined front end followed by digital error correction and a serializer block that emits LVDS-compatible data. The serialized data interface allows the device to present four channels of high-speed data over as few as four differential pairs instead of 56 CMOS parallel lines, drastically reducing FPGA pin count and PCB layer requirements. Typical applications include base-station IF receivers, diversity receivers in multi-antenna systems, medical imaging front ends, and high-speed test and measurement equipment. In these systems the ADS6444IRGC25 typically digitizes intermediate-frequency signals at IF frequencies up to about 200 MHz while maintaining 14-bit resolution. Designers should pay attention to the LVDS output timing budget and the layout of the four differential data pairs to the receiving FPGA. Maintain a solid ground plane under the exposed thermal pad, stitch vias around the perimeter of the pad for thermal relief, and route the analog inputs as 50-ohm controlled-impedance differential pairs to preserve SNR. This page synthesizes distributor pricing, drop-in same-family alternatives, and practical layout notes that go beyond the manufacturer datasheet.
ADS6445IRGC25 - 14-Bit Quad 125MSPS LVDS ADC | Texas Instruments
The Texas Instruments ADS6445IRGC25 is a quad-channel, 14-bit, 125 MSPS analog-to-digital converter (ADC) with serialized LVDS outputs, housed in a 64-pin VQFN (RGC) PowerPAD package measuring 9x9 mm. It belongs to TI's ADS644x family alongside the 105/80/65 MSPS ADS6444, ADS6443 and ADS6442, all sharing the same pinout, package and serial LVDS interface for design reuse across speed grades. An analog-to-digital converter (ADC) is a mixed-signal integrated circuit that samples continuous analog voltages and quantizes them into discrete digital codes for downstream DSP, microcontrollers or FPGAs. Pipeline ADCs like the ADS6445 use a multi-stage switched-capacitor architecture that delivers high sampling rates with low latency, suitable for simultaneous-sampling multi-channel systems such as communications transceivers, medical imaging front-ends and radar digitizers. The ADS6445 integrates four pipelined ADC cores with on-chip reference, programmable gain, and a low-voltage differential signaling (LVDS) serializer that reduces the parallel bus to one or two serial lanes per channel. Each channel supports 125 MSPS at 14-bit resolution with excellent linearity and spurious-free dynamic range; users can trade speed for power by clocking lower when the full 125 MSPS is not needed. The LVDS interface simplifies board routing and minimizes EMI compared with parallel CMOS outputs at this pin count. Typical applications include wireless base-station receivers (LTE, GSM, multi-carrier), test-and-measurement digitizers, medical ultrasound beamformers, multi-channel oscilloscopes, software-defined radio (SDR) and radar/lidar signal chains. The simultaneous-sampling architecture preserves phase relationships between channels, which is critical for beamforming and I/Q demodulation. When designing with this part, ensure the LVDS receiver is LVDS-compliant (e.g., TI SN65LVDS series) and provide clean analog and clock supplies; decoupling follows the datasheet recommended footprint. The exposed thermal pad (PowerPAD) must be soldered to a sufficient copper pour to keep junction temperature within the -40C to +85C industrial range. Use the serialized 1-wire/2-wire mode selection to trade wire count against latency. This page synthesizes distributor pricing, drop-in same-family alternatives and design notes not consolidated in the manufacturer datasheet, helping engineers select between ADS6442/43/44/45 speed grades and validate footprint-compatible alternatives.
ADS7042 - 12-Bit 1-MSPS Ultra-Low-Power SAR ADC | TI
The Texas Instruments ADS7042 is an ultra-low-power, ultra-small 12-bit, 1-MSPS analog-to-digital converter (ADC) available in 8-pin VSSOP (DGK) and X2QFN (RUG) packages. It operates from a single 1.65V to 3.6V analog supply (AVDD) and a separate 1.65V to 3.6V digital supply (DVDD), enabling direct interfacing to low-voltage microcontrollers and DSPs. An ADC (analog-to-digital converter) converts continuous analog signals into discrete digital values. The ADS7042 is a SAR (successive-approximation register) ADC, a data-converter architecture that uses a binary search with a capacitor-based DAC to approximate the input voltage, offering an excellent balance of speed, resolution, and power efficiency within the broader mixed-signal IC hierarchy. SAR ADCs with inherent sample-and-hold circuits eliminate the need for an external sample-and-hold amplifier. Key features include 12-bit resolution at 1 MSPS, ultra-low power consumption (typically 0.3 mW at 1 MSPS), a wide analog input range defined by AVDD (0V to AVDD), and a power-down mode that further reduces current draw during idle periods. The SPI-compatible serial interface is controlled by CS and SCLK signals, with the interface supporting fast serial clocking for high data throughput. Technically, the ADS7042 uses a charge-redistribution SAR architecture with a capacitor DAC that performs the sampling function internally. Power consumption scales with sampling rate, making the device highly efficient in low-throughput, duty-cycled systems. An external reference can be applied for improved accuracy in precision measurement designs. Typical applications include battery monitoring, portable instrumentation, industrial process control, sensor interfaces (temperature, pressure), and medical devices. Its miniature form factor and extremely low power consumption make it especially suitable for space-constrained, battery-powered products such as wearables and wireless sensor nodes. Design consideration: keep the analog input within 0V to AVDD at all times, decouple AVDD and DVDD each with 0.1uF ceramic capacitors placed close to the pins, and use a low-impedance source or buffer amplifier to preserve AC performance.
ADS7066 - 16-Bit 8-Ch 250kSPS SAR ADC | Texas Instruments
The Texas Instruments ADS7066 is a small, 16-bit, 8-channel, high-precision successive-approximation register (SAR) analog-to-digital converter (ADC) sampling at up to 250 kSPS. It integrates a capless 2.5-V internal reference, a reference buffer, and a low-dropout regulator (LDO), dramatically reducing external component count and total solution size. The device is available in a 16-pin WQFN (3x3 mm) package and a 16-ball DSBGA (1.62 mm x 1.62 mm) wafer-level chip-scale package. An ADC (analog-to-digital converter) converts continuous analog signals into discrete digital values for digital processing. SAR ADCs are a dominant ADC architecture for industrial, medical, and automotive systems where high precision at moderate speed is required, balancing resolution, speed, and power. The ADS7066 belongs to the precision data converter family that bridges the analog world to digital signal processing. Key features include eight channels configurable as any combination of analog inputs, digital inputs, or digital outputs (GPIOs), programmable averaging filters that improve effective resolution and reduce noise, and an SPI interface for simple integration with MCUs and DSPs. The integrated capless 2.5-V reference eliminates external reference components, saving board space and cost. Technically, the ADS7066 uses a high-performance SAR core with a capless reference and reference buffer that isolates the reference from the sampling capacitor, maintaining accuracy at full throughput. It operates from a single 3.0-V to 3.6-V supply with low power consumption and a wide operating temperature range of -40C to +125C for industrial environments. GPIO functionality can control external components, replacing discrete I/O expanders. Typical applications include motor control current and voltage sensing, industrial process control and data acquisition (DAQ), and portable or battery-powered instrumentation where small size and low power matter. The high channel count and configurability allow a single chip to replace multiple discrete ADCs and GPIO devices. When designing with the ADS7066, decouple the supply properly, keep analog input traces short to minimize noise, and isolate the SPI bus from noisy digital lines. For the DSBGA package, use careful reflow soldering per TI mounting recommendations.
ADS7067 - 16-Bit 8-Channel 800kSPS SAR ADC | Texas Instruments
The Texas Instruments ADS7067 is a small, 16-bit, 8-channel, high-precision successive-approximation register (SAR) analog-to-digital converter (ADC) with an integrated capless reference and reference buffer, housed in a wafer-level chip-scale 16-DSBGA package measuring just 1.62 mm x 1.62 mm. An ADC (analog-to-digital converter) is a mixed-signal device that converts continuous analog voltages into discrete digital codes for digital processing. SAR ADCs are a key subcategory of data converters, using a binary-search algorithm with a capacitive DAC to achieve high resolution and speed at low power. The ADS7067 sits within the precision data-acquisition hierarchy: SAR ADC -> data converter -> mixed-signal IC -> semiconductor. Key features include 16-bit resolution, 8 multiplexed input channels, and up to 800 kSPS throughput. The integrated capless reference and reference buffer eliminate external reference decoupling, dramatically reducing solution size and BOM count - a decisive advantage in wafer-level-chip-scale designs. Four GPIO pins add configurable digital I/O and alarm functionality without an external MCU expander. Architecturally, the ADS7067 uses a capacitive DAC with a precision comparator for excellent linearity and low noise. The SPI-compatible serial interface supports daisy-chaining and multi-device configurations, easing integration with microcontrollers and FPGAs in distributed sensing systems. Typical applications include motor-control current-loop sensing, power monitoring, industrial process control, and battery-powered IoT sensors. The 1.62 x 1.62 mm footprint fits directly under or beside shunt-based sensing circuits, while 800 kSPS throughput captures fast transients in control loops. Design tip: decouple AVDD and DVDD with 0.1 uF plus 1 uF ceramics placed close to the balls; although the reference is capless, follow datasheet layout guidance for the REF node to preserve 16-bit noise performance.
ADS774JEG4 - 12-Bit 117kSPS SAR ADC, 28-PDIP | Texas Instruments
The Texas Instruments ADS774JEG4 is a 12-bit successive-approximation analog-to-digital converter (SAR ADC) with a 117 kSPS sampling rate, offered in a 28-pin PDIP through-hole package. It features a single analog input channel with parallel microprocessor-compatible output and operates from a +5 V supply, providing a complete sampling A/D solution with on-chip reference, clock and bus interface. An ADC (analog-to-digital converter) is a data-conversion integrated circuit that translates a continuous analog voltage into a discrete digital code word. SAR ADCs use a binary-search successive-approximation register driven by an internal DAC to resolve one bit per clock cycle, achieving a favorable balance of speed, resolution, and power dissipation. The ADS774 belongs to the data-acquisition IC hierarchy (ADC -> data converter -> signal-chain IC -> semiconductor) and is widely deployed in industrial control and instrumentation systems where 12-bit resolution at audio-bandwidth sampling is sufficient. Key specifications include 12-bit resolution, 117 kHz maximum sampling rate, ±1 LSB linearity (max), on-chip 2.5 V reference, and three-state outputs for direct connection to microprocessor data buses. The device supports both unipolar (0 V to 5 V, 0 V to 10 V) and bipolar (±5 V, ±10 V) input ranges via strap options and accepts bipolar inputs up to ±10 V without external protection components. Typical applications for the ADS774JEG4 include industrial process-control front ends, multi-channel data-acquisition boards with multiplexers, digital-signal-processor front ends, and replacement upgrades for legacy ADC574/ADC674/ADC774 designs. Its wide industrial temperature range of -40 °C to +85 °C and ceramic/PDIP packaging make it suitable for harsh environments and through-hole assembly lines. When designing with this device, ensure that the input-signal source impedance is below the datasheet limit and that the +5 V supply is well decoupled with a 10 µF tantalum in parallel with a 0.1 µF ceramic placed within 50 mm of the supply pin. The output data lines fan directly to a microprocessor or DSP data bus and must be selected using CS and RD strobes per the bus-timing diagram. This page synthesizes verified datasheet parameters, current distributor pricing (as of 2026-10-12), pin-compatible drop-in alternatives and PCB design notes that go beyond a single-source datasheet summary to help engineers select and source the ADS774JEG4 quickly.
ADS7800KPG4 - 12-Bit 333kSPS SAR ADC, 24-PDIP | Texas Instruments
The Texas Instruments ADS7800KPG4 is a 12-bit, 333 kSPS successive-approximation analog-to-digital converter (SAR ADC) housed in a 24-pin plastic DIP (0.300 inch, 7.62 mm) package. It is specified over the commercial 0°C to +70°C temperature range and operates from a single +5 V supply plus an auxiliary -12 V or -15 V supply. Key specifications include a maximum sampling rate of 333 kSPS (equivalent to a 3 µs conversion time per the datasheet), ±1 LSB linearity (K-grade), and a parallel data interface suitable for direct connection to microprocessors and DSPs. An SAR ADC is a successive-approximation-register analog-to-digital converter, a class of precision data converter that uses a binary-search algorithm against an internal DAC to digitize an input voltage one bit at a time within a fixed conversion window. SAR ADCs occupy the middle of the data-converter hierarchy between flash (fastest, lowest resolution) and sigma-delta (highest resolution, slowest); they deliver a useful blend of speed, resolution, and low latency that makes them ideal for multiplexed data acquisition, industrial control, and instrumentation front-ends. The ADS7800KPG4 features three analog input ranges (0 V to 5 V, 0 V to 10 V, and ±5 V to ±10 V with appropriate scaling), a sample-and-hold on the front end, and an internal +2.5 V reference. An optional external reference may be applied for system calibration. Throughput is rated at 333 k samples per second, enabling the part to digitize signals in audio bandwidth and process-control applications. Typical applications include multichannel data-acquisition systems, industrial process control, precision instrumentation, and digital signal processing front-ends. Designers value the part for its easy microprocessor interface, robust sampling rate, and wide analog input range flexibility. Designers should observe standard SAR ADC practices: drive the analog input with a low-impedance buffer, decouple supplies near the pins, and keep digital returns separate from analog returns.