ADC/DAC
제품 (2518)
ADS131M08IPBSR - 24-Bit 8-Ch 32kSPS Delta-Sigma ADC | TI
The Texas Instruments ADS131M08IPBSR is an 8-channel, simultaneously-sampling, 24-bit delta-sigma (ΔΣ) analog-to-digital converter delivering 32 kSPS per channel through a serial SPI interface, housed in a 32-pin TQFP (PBS) 5x5 mm package on tape and reel. A simultaneous-sampling delta-sigma ADC is a precision data-converter architecture in which every channel is digitized at the same instant by its own ΔΣ modulator, eliminating the skew and phase error inherent to multiplexed ADCs. Within the signal-chain hierarchy (sensor front end -> precision ADC -> digital controller), simultaneous sampling is essential for power metrology, where voltage and current channels must be phase-aligned to compute real power, power factor, and harmonic content accurately. Key features include full 24-bit resolution, per-channel oversampling with programmable data rates up to 32 kSPS, wide dynamic range, and low power operation. TI designed the family with energy-measurement-specific features such as a dedicated CRC on the serial interface for communication integrity, direct interfacing to resistor-divider networks and current transformers or Rogowski-coil front ends, and synchronized clocking across multiple devices for polyphase metering. Architecturally, each of the eight channels integrates its own ΔΣ modulator and digital decimation filter, allowing all eight inputs to be sampled at exactly the same moment. This removes interchannel phase mismatch, a critical requirement for three-phase energy metering where per-phase voltage-current pairing must remain phase-accurate across the entire measurement bandwidth. Typical applications include single- and polyphase electricity meters, power-quality analyzers, circuit breakers and protective relays, solar string inverters, and precision power metrology in industrial instrumentation. The wide dynamic range supports shunt- and CT-based current sensing without front-end gain stages. When designing with the ADS131M08IPBSR, provide a clean analog supply, synchronize the SPI host clocking to the ADC frame timing, and account for anti-alias filtering ahead of the modulator inputs at the selected OSR and data rate. This page synthesizes distributor pricing, drop-in alternatives within the ADS131M family, application guidance, and design notes not found in the manufacturer datasheet.
ADS131M08IRSNR - 24-Bit 32kSPS 8-Ch Delta-Sigma ADC | TI
The Texas Instruments ADS131M08IRSNR is an 8-channel, simultaneously-sampling, 24-bit delta-sigma (ΔΣ) analog-to-digital converter delivering up to 32 kSPS per channel in a 32-pin QFN (4x4 mm) package with wide dynamic range and low power consumption. A delta-sigma ADC is a type of analog-to-digital converter that oversamples the input signal and applies digital filtering to achieve very high resolution, making the device family a key element of the broader signal chain hierarchy: delta-sigma ADC -> data converter -> mixed-signal IC -> semiconductor. Because the channels are sampled simultaneously, phase relationships between all inputs are preserved - critical for multi-phase power measurement. Key features include 24-bit resolution across all eight simultaneous channels, a programmable output data rate up to 32 kSPS, energy-measurement-specific features such as a built-in phase calibration and a wide dynamic range optimized for current transformers, shunts, and Rogowski coils. The inputs can interface directly to resistor-divider networks or power-line monitoring circuitry, and the device communicates over a SPI-compatible serial interface. Architecturally, each channel uses its own delta-sigma modulator with a shared digital filter stage, guaranteeing inherent simultaneous sampling without channel-to-channel skew. TI specifically designed the ADS131M08 for energy metering, power metrology, and circuit breaker applications, where wide dynamic range and channel-to-phase accuracy translate directly into metering class compliance. Typical applications include polyphase smart energy meters, solar string inverters and power quality analyzers, plus power metrology in motor control and circuit breaker protection where multiple voltage and current channels must be digitized with zero sample skew. A key design consideration is that the ADC inputs can be driven directly from resistor dividers, but anti-aliasing filter design and reference stability directly determine achievable ENOB - verify the manufacturer datasheet guidance before finalizing the analog front end. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
ADS131M08QPBSRQ1 - 24-Bit 32-kSPS 8-Ch ADC | Texas Instruments
The Texas Instruments ADS131M08QPBSRQ1 is an automotive-grade, eight-channel, 24-bit, 32-kSPS simultaneous-sampling delta-sigma ADC in a 32-pin TQFP (5x5 mm, PBS) package, qualified to AEC-Q100 temperature grade 1 (-40C to +125C). A delta-sigma ADC is a type of analog-to-digital converter that oversamples the input signal and applies noise shaping to achieve very high resolution, typically 16 to 24 bits, making it the dominant architecture for precision measurement in the data-converter hierarchy: ADC -> data converter -> mixed-signal IC -> semiconductor. Simultaneous sampling means all eight channels are digitized at the same instant, which is essential when measuring phase relationships, such as voltage and current waveforms in power metrology. Key features include 8 simultaneously sampling differential inputs, 24-bit resolution at up to 32 kSPS per channel, AEC-Q100 qualification for automotive applications, and Functional Safety-Capable status with documentation available to support functional-safety system design. Low power consumption of 6.0 mW at 3 V keeps self-heating and channel-to-channel crosstalk effects minimal in compact layouts. According to the TI product page, the ADC inputs can be directly interfaced to shunt resistors for bidirectional battery-current measurements and to resistor-divider networks for high-voltage sensing, which is why the ADS131M08-Q1 family is targeted at automotive battery management systems (BMS). The industrial-grade ADS131M08 shares the same core for energy metering, power metrology, and circuit-breaker applications. The device communicates over an SPI-compatible serial interface with daisy-chain support, allowing multiple ADCs to share one microcontroller SPI port, a common requirement in BMS slave boards. When designing with the ADS131M08QPBSRQ1, plan the OSR and clocking scheme first, since output data rate and effective resolution trade off directly; also provide a low-noise analog supply and clean reference path to realize the full 24-bit dynamic range. This page synthesizes distributor pricing and availability, same-family drop-in alternatives, and practical design notes not consolidated in the manufacturer datasheet.
ADS1606IPAPRG4 - 16-Bit 5MSPS Delta-Sigma ADC | Texas Instruments
The Texas Instruments ADS1606IPAPRG4 is a high-speed, high-precision 16-bit delta-sigma analog-to-digital converter (ADC) with a maximum data rate of 5 MSPS in low-speed mode and 10 MSPS in 2X mode, housed in a 64-pin HTQFP (PAP) PowerPAD package. The converter delivers 88 dB signal-to-noise ratio, -99 dB total harmonic distortion, and 101 dB spurious-free dynamic range across its 2.45 MHz linear-phase bandwidth. The integrated on-chip FIFO simplifies digital host interfacing while selectable on-chip reference and external reference modes support diverse precision analog front-end designs. A delta-sigma ADC (also written as delta-sigma or sigma-delta) is a type of oversampling converter that uses noise-shaping to push quantization noise out of the baseband, achieving much higher resolution and linearity than successive-approximation (SAR) or flash converters at moderate sample rates. Delta-sigma ADCs sit within the data-converter -> ADC -> precision converter hierarchy and are widely used in instrumentation, audio, vibration analysis, and seismic applications where bandwidth is moderate (kHz to low MHz) but dynamic range is paramount. Key features include linear-phase response with passband ripple of plus or minus 0.0025 dB to 2.2 MHz, a digital power-down mode controlled by a GPIO, and the TI PowerPAD thermal pad that lowers junction-to-ambient thermal resistance for sustained high-speed operation. The analog supply runs from 4.75 V to 5.25 V, while the digital I/O runs from 3.0 V to 3.6 V for easy host-MCU interfacing. The architecture uses a multi-bit modulator followed by digital decimation filtering, achieving wideband dynamic range without sacrificing flat frequency response. The 2.45 MHz bandwidth makes the part well-suited for applications that need to digitize fast transient signals without aliasing artifacts introduced by conventional Nyquist converters. Typical applications include vibration and acoustic analysis, sonar beamforming, scientific instrumentation, medical imaging front-ends, seismic data acquisition, and precision industrial process control. The FIFO buffer allows the host processor to burst-read conversion data without missing samples. When designing with this part, allocate adequate copper pour to the PowerPAD to keep junction temperature within datasheet limits and follow TI reference decoupling design recommendations (typically 10 uF bulk plus 100 nF ceramic near the supply pins). Note that the ADS1606IPAPRG4 is marked Obsolete by DigiKey and is no longer manufactured - new designs should consider the ADS1606IPAPR (non-G4) variant or current production successors. This page consolidates distributor pricing, drop-in alternatives, and practical design guidance that go beyond what is printed in the manufacturer datasheet.
ADS2806Y/1K5G4 - 12-Bit 32-MSPS Dual ADC | Texas Instruments
The Texas Instruments ADS2806Y/1K5G4 is a dual-channel, 12-bit, 32-MSPS pipelined analog-to-digital converter (ADC) housed in a 64-pin HTQFP power package with exposed thermal pad. It features 73 dB spurious-free dynamic range (SFDR) at 10 MHz input frequency, 67 dB SNR at 2 Vp-p input, and 69 dB SNR at 3 Vp-p input, with internal or external reference support and ±0.4 LSB differential linearity error (DLE). An ADC (analog-to-digital converter) is a semiconductor device that converts continuous analog input signals into discrete digital output codes, forming the bridge between real-world analog transducers and digital signal processing. Pipelined ADCs use a multi-stage architecture to achieve high sampling rates while maintaining resolution, making them the dominant topology for communications, radar, and instrumentation IF sampling where tens of megasamples per second are required. The ADS2806 specifically targets dual-channel IF processing in basestations and test equipment. Key features include flexible input range of 2 Vp-p to 3 Vp-p, low DLE of ±0.4 LSB, internal 2.5 V reference with option for external reference, and an LVCMOS-compatible digital interface. The high-bandwidth track-and-hold enables excellent spurious performance beyond the Nyquist rate. Power-down modes reduce consumption to microampere levels for portable applications. The HTQFP-64 power package with exposed pad provides robust thermal performance for sustained high-speed operation. The ADS2806 uses a switched-capacitor pipelined architecture with seven internal 1.5-bit stages plus a final 2-bit flash, producing 12-bit codes at up to 32 MSPS on each channel. The dual channels can be sampled simultaneously, enabling I/Q digital downconversion in communications receivers. The high SFDR of 73 dB at fIN = 10 MHz preserves spurious-free dynamic range critical for multi-carrier basestation IF chains. Typical applications include communications IF processing, communications basestation receivers, test and measurement equipment, radar and lidar digitizers, and dual-channel instrumentation digitizers. Dual simultaneous sampling is essential for orthogonal I/Q acquisition in software-defined radio. When designing with this ADC, maintain a low-noise, low-impedance analog input path with proper 50-ohm or differential driving termination. The exposed thermal pad MUST be soldered to a sufficiently large ground plane to dissipate switching charge currents at 32 MSPS. Bypass AVDD and DRVDD with 0.1 uF ceramic capacitors placed within 5 mm of each supply pin. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, giving procurement engineers and hardware designers a one-stop sourcing and evaluation resource.
ADS2807Y/1K5G4 - Dual 12-Bit 50MSPS ADC | 64-HTQFP | Texas Instruments
The Texas Instruments ADS2807Y/1K5G4 is a dual-channel, 12-bit, 50 MSPS pipelined analog-to-digital converter (ADC) housed in a 64-pin HTQFP power package (10x10 mm) with an exposed thermal pad. The /1K5G4 ordering code denotes the tape-and-reel packaging variant in a 1,500-piece reel, qualified to the industrial -40C to +85C temperature range. Each of the two integrated ADCs achieves 68 dB SNR at 3 Vp-p full-scale input while drawing only 720 mW total power, enabling high-density multi-channel data acquisition systems. The ADS2807Y/1K5G4 belongs to the broader category of high-speed analog-to-digital converters (ADC) within the data converter product family, which converts real-world analog signals into digital codes for downstream digital signal processing. ADCs sit at the boundary between the analog domain and the digital domain; speed and resolution are the two primary performance axes. A 12-bit 50 MSPS pipelined ADC is typically deployed in communications, instrumentation, and imaging systems where sample rates of tens of megahertz pair with moderate 12-bit dynamic range, balancing converter density, power, and ENOB. Key features of the ADS2807Y/1K5G4 include a flexible 3 Vp-p input range that minimizes the need for external signal conditioning, internal or external reference selection for multi-channel tracking, low differential nonlinearity of 0.6 LSB, and an over-range flag output that simplifies gain control and protective digital logic. The 64-HTQFP package provides a low thermal resistance path for continuous operation at full sampling rate, while the parallel CMOS-compatible digital interface simplifies direct connection to ASICs, FPGAs, and standard microcontrollers. Architecturally, the ADS2807Y/1K5G4 implements a pipelined multi-stage conversion architecture with per-stage error correction, an internal track-and-hold, and an internal reference bandgap. This topology delivers high spurious-free dynamic range (SFDR) and low aperture latency relative to successive-approximation-register (SAR) converters, making the part well suited to IF sampling and baseband quadrature digitisation. Typical applications include communications IF/baseband receivers, basestation digitiser channels, communications test equipment, and ultrasound / imaging front ends. The wide input range accepts transformer-coupled differential signals directly, eliminating front-end amplifiers in many designs. When designing with this device, treat the exposed thermal pad as the primary heat-dissipation path and ensure adequate multilayer PCB copper and ground stitching below the package to achieve rated thermal performance. This page synthesizes distributor pricing, package-level drop-in alternatives within the same 64-HTQFP footprint, and practical design notes not consolidated on the manufacturer product page or catalog listings.
ADS4129IRGZ25 - 12-Bit 250MSPS Ultra-Low-Power ADC | Texas Instruments
The Texas Instruments ADS4129IRGZ25 is a 12-bit, 250-MSPS, ultra-low-power analog-to-digital converter (ADC) with one pipelined input channel, housed in a 48-pin VQFN (RGZ) package measuring 7x7 mm. It uses a proprietary architecture to achieve 250 MSPS sampling with substantially lower power consumption than conventional pipelined ADCs, and it operates from a 1.8 V analog and 1.8 V/3.3 V digital supply. The part belongs to TI's ADS414x/2x ADC family, sharing pinout and core IP with the 14-bit ADS4149, 12-bit ADS4128/4129, and lower-speed ADS4142/4122 variants. An analog-to-digital converter (ADC) is a semiconductor device that converts continuous-time analog signals into discrete digital codes for downstream processing by FPGAs, DSPs, microcontrollers, or ASICs. The pipelined ADC architecture the ADS4129IRGZ25 uses breaks the conversion into multiple low-resolution stages, each driving a residue that is amplified and quantized by the next stage. Pipelined ADCs sit in the hierarchy: pipelined ADC -> successive-approximation (SAR) and flash alternatives -> data converter -> signal chain IC -> semiconductor. They are the dominant architecture for sample rates from 50 MSPS to 500 MSPS, where SAR converters are too slow and flash converters consume excessive power. Key features of the ADS4129IRGZ25 include 12-bit resolution, 250 MSPS maximum sampling rate, LVDS-based DDR (double data rate) or CMOS digital output interfaces, integrated internal reference (with the option to drive an external reference), programmable analog input full-scale range, and a serial control interface (SPI) for register configuration. The device supports both single-ended and differential analog inputs, with input bandwidth typically exceeding 700 MHz. Power consumption scales with sample rate, allowing designers to trade speed for power in the same hardware. Typical applications include high-speed instrumentation, communications test equipment, cable-headend downstream receivers, software-defined radio (SDR), radar signal processing front ends, medical imaging front ends (ultrasound beamforming), and industrial high-speed data acquisition. The combination of 250 MSPS, 12 bits, low power, and small 7x7 mm package makes it well suited to size-constrained, thermally limited designs. When designing with the ADS4129IRGZ25, ensure the analog input network uses a properly terminated, bandwidth-matched differential transformer or differential amplifier - poor input matching will directly degrade SNR. Decouple AVDD and DRVDD with a 1 uF plus 0.1 uF capacitor pair placed within 2 mm of each supply pin, and provide an isolated ground plane for the digital return currents to avoid coupling switching noise back into the analog front end. This page synthesizes distributor pricing, drop-in alternatives from the same TI family and pin-compatible cross-brand parts, application companion chips, and practical design notes that go beyond what the manufacturer datasheet alone provides.
ADS41B29IRGZ25 - 12-Bit 250MSPS Buffered Low-Power ADC | TI
The Texas Instruments ADS41B29IRGZ25 is a 12-bit, 250-MSPS analog-to-digital converter with an integrated analog input buffer, housed in a 48-pin VQFN (7x7 mm) package with exposed thermal pad and supplied in 2500-unit tape and reel. The device targets multi-carrier, wide-bandwidth communications applications including PA linearization, software-defined radio, and high-density digital oscilloscope front ends, and is specified for the -40C to +85C industrial temperature range. The integrated buffer holds input impedance and bandwidth constant across frequency, removing the need for an external front-end driver in most applications. An analog-to-digital converter (ADC) is a data conversion integrated circuit that samples a continuous-time analog signal and produces a discrete-time digital code proportional to the input voltage. ADCs are categorized by architecture (SAR, pipelined, sigma-delta, flash), resolution (bits), and maximum sample rate. The ADS41B29 is a pipelined ADC, the architecture of choice for high-speed (>100 MSPS) signal acquisition, balancing conversion latency, dynamic range, and power consumption for communications and instrumentation front ends. Key specifications include 12-bit native resolution, 250 MSPS maximum sample rate, parallel CMOS and DDR LVDS digital output interfaces, integrated analog input buffer, and ultralow power consumption enabled by TI's proprietary design techniques. The buffered analog input removes the requirement for an external high-bandwidth op-amp front end, simplifying board layout and reducing BOM cost. The 48-VQFN package with exposed pad provides low thermal resistance for high-reliability operation in industrial environments. The device uses a pipelined architecture with multi-bit/stage error correction to deliver high spurious-free dynamic range (SFDR) and signal-to-noise ratio (SNR) across a wide input frequency range, supporting undersampling for IF sampling applications. Internal registers are accessed via a 3-wire or 4-wire serial programming interface, allowing gain, offset, and output format to be configured per application. A synchronization pin enables multi-channel alignment across several ADS41Bx9 devices in a single system. Typical applications include multi-carrier wireless base station receivers, PA linearization feedback paths, test and measurement digitizers, radar and lidar intermediate-frequency sampling, and software-defined radio platforms. Designers can pair the ADC with a TI LMH6521 or LMH6517 variable-gain amplifier for full AFE functionality, and a TI CDCE62002 or LMK0480x clock jitter cleaner to meet SNR requirements at high input frequencies. When designing with this part, ensure the analog input common-mode voltage is biased correctly per the datasheet and that the exposed thermal pad is soldered to a sufficient copper area for heat dissipation. Decoupling the supply pins with 0.1uF ceramic capacitors placed within 3 mm of each pin is critical for high-speed operation. This page synthesizes distributor pricing, drop-in pin-compatible alternatives, and design notes not found in the manufacturer datasheet alone.
ADS4226IRGC25 - 12-Bit 160MSPS Dual-Channel ADC | Texas Instruments
The Texas Instruments ADS4226IRGC25 is a dual-channel, 12-bit, 160-MSPS analog-to-digital converter (ADC) housed in a 64-pin VQFN (RGC) 9x9 mm package. It is part of TI's ADS422x ultralow-power family and delivers pin-compatible 12/14-bit resolution at 65/125/160 MSPS sample rates from a 1.8 V analog and digital supply, drawing only 198 mW per channel at 160 MSPS. An ADC (analog-to-digital converter) is a mixed-signal data converter that translates continuous-time analog input signals into discrete digital codes at a sampling rate governed by an external clock. In the system hierarchy, ADCs sit at the boundary between the analog front end (amplifiers, filters, sensors) and the digital signal processor or FPGA that consumes the resulting data words. The ADS4226 belongs to the high-speed pipelined ADC class, which sacrifices absolute latency for throughput and is preferred when wideband IF/RF signals, radar returns, or high-speed imaging must be digitized in real time. Key features of the ADS4226 include 12-bit resolution with no missing codes, a 160 MSPS maximum sample rate, 70.4 dBFS SNR at 70 MHz input and 78 dBc SFDR, LVDS-compatible DDR output interface, and integrated input buffer and reference. The device accepts differential analog inputs centered on a 1.5 V common-mode and offers LVDS/CMOS interface options. Its pipeline architecture enables concurrent two-channel operation with channel-to-channel gain and offset matching suitable for diversity receivers. Typical applications for the ADS4226 include wireless communications basestation receivers, radar and lidar digitizers, medical imaging front ends, high-speed oscilloscopes, and software-defined radio platforms. The wide input bandwidth (~600 MHz -3 dB) and high SFDR make it well suited to undersampling IF signals in multicarrier GSM/WCDMA/LTE receivers and to digitizing the wideband IFs found in test and measurement instrumentation. When designing with the ADS4226IRGC25, decouple AVDD/DVDD with 1 uF and 0.1 uF ceramic capacitors placed within 2 mm of each supply pin, keep the analog input traces length-matched and 100 ohm differential, and use the integrated DC-coupling path to simplify the front-end filter. A matched impedance, length-balanced layout to the FPGA/ASIC is essential to preserve the LVDS DDR timing budget. This page synthesizes distributor pricing as of 2026-10-12, drop-in same-package alternatives, application-specific design notes, and a parameter comparison table that complements the TI datasheet.
ADS4245IRGC25 - 14-Bit 125MSPS Dual Low-Power ADC | Texas Instruments
The Texas Instruments ADS4245IRGC25 is a dual-channel, 14-bit, 125-MSPS analog-to-digital converter from the ADS424x/422x ultralow-power family, packaged in a 64-pin VQFN (9x9 mm) with exposed thermal pad. The part operates from a single 1.8 V supply, supports CMOS (and optionally DDR LVDS) digital output interfaces, and integrates an internal reference, eliminating the need for external reference decoupling. An analog-to-digital converter (ADC) is a data-conversion integrated circuit that samples continuous-time analog signals and produces discrete digital codes at a defined sample rate. Within the signal-chain hierarchy, an ADC sits between analog front-end conditioning (amplifiers, filters) and a digital processor (FPGA, DSP, ASIC). High-speed, moderate-resolution ADCs like the ADS4245 are typically deployed in IF/RF baseband digitizers, portable test equipment, and multi-channel imaging systems where low power and high channel density are required. Key performance parameters include 125 MSPS maximum sample rate, 14-bit resolution, 82 dBFS SNR at 70 MHz input, 82 dBc SFDR, and a typical total power dissipation of 183 mW (CMOS) or 227 mW (DDR LVDS). The converter supports both external and internal reference modes, has 1.5 GHz analog input bandwidth, and a 1.8 V LVCMOS / DDR LVDS-compatible output interface. Industrial temperature range is -40C to +85C, and the part is supplied in a thermally enhanced VQFN-64 PowerPAD package. The architecture is a pipelined switched-capacitor design with proprietary dithering to maintain SFDR at low input amplitudes. An integrated 2:1 input multiplexer supports two analog channels, and a serial control interface (SPI/parallel) provides access to internal registers for gain, offset, and test-pattern configuration. The internal reference (1.5 V) is factory-trimmed to within +/-2% across the operating range, simplifying PCB design and reducing the external BOM. Typical applications include wireless communication baseband digitizers, handheld and portable test equipment, multi-channel data acquisition systems, radar and lidar intermediate-frequency processing, and medical imaging front ends. The dual-channel, low-power profile makes the ADS4245 particularly well-suited to space-constrained or battery-powered systems. When designing with this part, route the analog inputs as 50-ohm-controlled differential traces, decouple the AVDD pins with 0.1 uF and 10 uF ceramic capacitors placed within 2 mm of each supply pin, and stitch the VQFN exposed pad to a continuous ground plane to meet the 31 C/W junction-to-ambient thermal resistance. This page synthesizes distributor pricing, drop-in pin-compatible alternatives, and practical PCB / thermal design notes not found in the manufacturer datasheet, providing engineers a single reference for sourcing and implementing the ADS4245IRGC25.
ADS42JB69IRGC25 - Dual 16-Bit 250MSPS ADC w/ JESD204B | TI
The Texas Instruments ADS42JB69IRGC25 is a dual-channel, 16-bit, 250-MSPS analog-to-digital converter (ADC) with a JESD204B serial interface, offered in a 64-pin VQFN (RGC) 9x9 mm package. It shares its datasheet family with the pin-compatible 14-bit ADS42JB49 and is part of TI's high-speed, high-linearity converter portfolio targeting communications, test-and-measurement, and defense baseband / digital pre-distortion signal chains. A high-speed pipelined ADC is a converter architecture that processes a continuous analog waveform through multiple low-resolution flash stages, with each stage resolving a portion of the bits and feeding its residue to the next stage. Pipelined ADCs dominate the 100-MSPS-plus speed tier because they balance resolution, sampling rate, and dynamic performance more efficiently than flash or successive-approximation architectures. The ADS42JB69 belongs to the broader hierarchy of data converters -> analog-to-digital converters -> high-speed ADCs -> JESD204B-interface ADCs, and is normally paired with an FPGA or ASIC that hosts a JESD204B link partner. Key specifications include 250 MSPS maximum sampling rate, 16-bit resolution, dual-channel simultaneous sampling, a JESD204B-coded serial output lane capable of up to 3.125 Gbps, and an operating temperature range of -40C to +85C. The RGC-64 (VQFN-9x9) package provides 64 pins plus an exposed thermal pad for low ground-bounce operation, and the device is specified for an analog supply of typically 1.8 V / 3.3 V domains depending on which rails the system designer energizes. Typical applications include multi-carrier GSM / LTE base-station receivers, software-defined radio (SDR), digital oscilloscopes, radar signal processing, and medical imaging front-ends. The wide input bandwidth and high spurious-free dynamic range make it well suited for direct-IF sampling chains where the analog mixer can be eliminated. The JESD204B interface simplifies board routing compared with parallel LVDS ADCs by collapsing the 32+ LVDS pairs of a 16-bit 250 MSPS part onto a single (or dual) high-speed SERDES lane. When designing with the ADS42JB69, allocate at least four PCB layers and provide a continuous ground plane under the package; the exposed pad must be soldered to the inner ground pour for thermal and electrical reference. Use the LMK04828 or LMK61E2 family clock jitter cleaners to drive the device's differential clock input and stay below the published aperture-jitter budget. Decouple each supply pin with a 100 nF X7R placed within approximately 2 mm of the pad, with a 4.7 uF or 10 uF bulk cap per supply rail nearby. Route the JESD204B lanes as 100-ohm differential microstrip with length matching inside the link's de-skew tolerance.
ADS5102CPFB - 10-Bit 65MSPS 1.8V ADC | Texas Instruments
The Texas Instruments ADS5102CPFB is a 10-bit, 65 MSPS pipelined analog-to-digital converter (ADC) with a single input channel and parallel data interface, housed in a 48-pin TQFP (PFB) package measuring 7x7 mm. Operating from a 1.8 V analog/digital supply, the device delivers 65 MSPS sampling, internal or external reference, and a power-down mode for energy-conscious designs. The differential analog input and digital outputs compatible with 3.3 V logic simplify system integration across mixed-voltage signal chains. An analog-to-digital converter (ADC) is a data converter that translates continuous analog signals into discrete digital codes at a defined sampling rate. Pipelined ADCs are a popular architecture for high-speed, moderate-resolution conversion because they achieve high sampling rates (tens of MSPS to hundreds of MSPS) while keeping power and die area low. The ADS5102 belongs to the pipelined ADC product family within TI's data converter portfolio, sitting under the broader hierarchy of data converters -> signal chain -> mixed-signal semiconductors. Key features include 65 MSPS sampling rate (versus 40 MSPS for the pin-compatible ADS5103), internal 1.8 V reference with optional external reference support, integrated sample-and-hold, single 1.8 V supply operation, and a power-down pin for battery-aware designs. Digital outputs are 3.3 V CMOS-compatible for direct connection to FPGAs, ASICs, or DSPs without level shifters. Architecturally, the device uses multiple low-resolution pipeline stages that each quantize a residue, producing 10-bit output codes at the rated 65 MSPS throughput. The on-chip bandgap reference and proprietary calibration trim gain and offset across temperature. Typical applications include CCD imaging front ends, baseband I/Q sampling for wireless receivers, video digitisation, portable instrumentation, and ultrasound receive channels. The wide input bandwidth and low 1.8 V supply current make the part attractive for handheld and field-portable designs. When designing with the ADS5102CPFB, place the 0.1 uF + 10 uF decoupling network within 5 mm of each supply pin to suppress switching noise from the digital outputs. The internal reference is suitable for prototyping but should be bypassed with an external reference for production accuracy. Layout the differential input traces as a length-matched pair with characteristic impedance control to preserve SNR at the rated sample rate.
ADS5102CPFBG4 - 10-Bit 65MSPS ADC 1.8V | Texas Instruments
The Texas Instruments ADS5102CPFBG4 is a 10-bit, 65 MSPS (also specified at 40 MSPS) analog-to-digital converter with a single 1.8 V analog supply and selectable internal or external reference, offered in a 48-pin TQFP (7x7 mm) package. Per the manufacturer datasheet, the converter uses a pipelined architecture to deliver 0.2441% linearity error and 65 MSPS sampling on a single 1.8 V rail, with an integrated power-down (Pwrdwn) pin for low-power standby. An ADC (analog-to-digital converter) is a data acquisition component that samples continuous analog signals and outputs discrete digital codes; pipeline ADCs in particular use multiple low-resolution stages to achieve high throughput with low latency and are well suited to communications, video, and instrumentation front-ends. The ADS5102 sits within the broader converter hierarchy: ADC -> data converter -> data acquisition IC -> signal chain -> mixed-signal semiconductor. Key electrical characteristics include 10-bit resolution, 65/40 MSPS maximum sampling rate, a 1.8 V analog supply, internal/external reference option, and a power-down input that reduces quiescent current between conversions. The pipelined topology typically yields 9.5 effective bits at low input frequencies and supports a single-ended analog input. The device uses a 1.8 V CMOS digital interface that simplifies connection to modern DSPs, FPGAs, and ASICs without level translation. The 48-TQFP (7x7 mm) footprint provides enough thermal mass for typical commercial-grade dissipation while keeping the board area compact. Per the Texas Instruments datasheet, differential non-linearity (DNL) is kept within +/-0.5 LSB, helping preserve code density in downstream DSP stages. Typical applications include CCD digitizers, video digitizing cards, portable instrumentation, set-top box IF sampling, and ultrasound front-ends where 10-bit dynamic range is sufficient. In communications designs, this part is commonly used as an IF-sampling ADC at base stations or cable modems operating at moderate sample rates. A key design trade-off is the 1.8 V analog rail: many legacy analog front-ends run on 3.3 V or 5 V, so designers must add an LDO or DC-DC regulator upstream to power the ADS5102 cleanly. The integrated power-down pin should be actively driven rather than left floating to avoid unintended idle states between burst captures. This page synthesizes distributor pricing, drop-in pin-compatible alternatives, and practical design considerations not found in the manufacturer datasheet alone.
ADS5102CPFBR - 10-Bit 65MSPS 1.8V ADC | Texas Instruments
The Texas Instruments ADS5102CPFBR is a 10-bit, 65 MSPS pipelined analog-to-digital converter (ADC) with internal reference, supplied from a single 1.8 V analog/digital rail and housed in a 48-pin TQFP (7x7 mm, PFB) package. Per the TI datasheet, the part operates across the commercial 0 to 70 °C temperature range and supports digital I/O compatible with 1.8 V or 3.3 V logic, simplifying interface to FPGAs, ASICs, and DSPs. What is a pipelined ADC? A pipelined ADC is a high-speed analog-to-digital converter architecture that uses multiple cascaded low-resolution flash stages and digital error correction to achieve sample rates from tens to hundreds of MSPS with moderate-to-high resolution (8-16 bit). Pipelined ADCs sit within the broader taxonomy of Nyquist-rate ADCs (successive-approximation, flash, pipeline) used in data-acquisition and communications signal chains. They are favored when designers need 8-14 bit resolution at >=40 MSPS without the explosive power consumption of pure flash converters. Key features of the ADS5102CPFBR include 65 MSPS maximum sample rate, 1.8 V analog/digital supply, internal or external reference option, a power-down mode for battery-powered applications, and CMOS-compatible digital outputs. The differential analog input stage supports AC or DC-coupled drive from a variety of op-amp and transformer front ends. The pipelined core, combined with digital error correction, delivers a spurious-free dynamic range suitable for imaging, video digitisation, and communications baseband sampling. From a technical depth perspective, the converter uses a multi-stage switched-capacitor pipeline with on-chip sample-and-hold and internal bandgap reference. The 1.8 V single-supply operation reduces regulator and thermal design burden compared to legacy 3.3 V/5 V ADCs, while digital output word compatibility with 1.8 V or 3.3 V logic eliminates level shifters. The architecture is well suited to portable and power-sensitive imaging systems where board area and battery life are constrained. Typical applications include portable ultrasound front ends, digital still cameras, digital video recorders, set-top box video capture, and communications IF/baseband digitisation. The combination of 65 MSPS speed and 10-bit resolution is also a fit for handheld test instruments and CCD/CMOS image sensor digitisation. According to TI datasheet, the part is recommended where low power dissipation, small package, and 1.8 V system compatibility are simultaneous requirements. When designing with this device, use a low-noise LDO (such as TPS7A47xx family) for the AVDD rail to keep aperture jitter low, place the input RC network as close as possible to the analog input pins, and route the 65 MSPS LVCMOS outputs with controlled impedance and length matching. The power-down pin should be tied high for always-on operation; when asserted low, supply current drops for battery conservation. This page synthesizes distributor pricing, drop-in TQFP-48 alternatives, and practical design notes not found in the manufacturer datasheet, giving engineers a single-page reference for part selection, sourcing, and PCB bring-up.
ADS5102CPFBRG4 - 10-Bit 65MSPS 1.8V ADC w/Power-Down | TI TQFP-48
The Texas Instruments ADS5102CPFBRG4 is a 10-bit, 65 MSPS pipelined analog-to-digital converter (ADC) in a 48-pin TQFP (7x7 mm) package, operating from a single 1.8 V analog and digital supply. The device uses TI's low-power CMOS pipeline architecture to achieve 65 MSPS conversion rates while drawing modest supply current, with optional power-down mode to reduce consumption to microampere levels during idle periods. An analog-to-digital converter is a data-acquisition IC that samples a continuous-time analog input and produces a discrete-time binary code proportional to its instantaneous amplitude. The ADS5102 belongs to the pipelined ADC sub-family, which trades continuous sample latency for high conversion rates and small die area, ranking below flash ADCs in raw speed but above successive-approximation registers (SAR) in sampling rate. Within the broader ADC taxonomy, this places the part in the precision high-speed data converter category used in communications, imaging, and test-and-measurement signal chains. Key specifications include 10-bit resolution, 65 MSPS maximum sampling rate, single differential analog input, parallel CMOS-compatible digital outputs (1.8 V to 3.3 V tolerant), internal reference with optional external override, integrated power-down mode, and 0.2441% maximum linearity error per published distributor data. The pipelined architecture includes a proprietary sample-and-hold input stage optimized for AC-coupled IF sampling. Technical architecture: the converter uses a multi-stage pipeline with digital error correction and proprietary calibration to hold linearity across the rated -40C to +85C commercial operating range. A separate output supply rail (OVDD) allows the digital outputs to interface directly to 3.3 V logic without external level shifters, simplifying board-level integration with downstream ASICs and FPGAs. Typical applications include portable ultrasound imaging front-ends, digital set-top box video digitizers, CCD imaging pipelines, baseband IF sampling in communications receivers, and portable test-and-measurement instruments. The wide input bandwidth and differential input structure make it a strong choice for direct-IF sampling designs. Design consideration: route the analog input traces in a controlled-impedance differential pair (typically 100 ohm) and provide substantial ground stitching vias along the analog/digital boundary to minimize coupling from the parallel CMOS output bus back into the analog input path. This page synthesizes distributor pricing, drop-in pin-compatible alternatives, and design notes for the ADS5102CPFBRG4 that are not collated in the manufacturer datasheet, supporting faster sourcing and design-in decisions for engineering teams evaluating 10-bit high-speed ADCs.
ADS5102IPFBG4 - 10-Bit 65MSPS ADC, 1.8V, 48-TQFP | Texas Instruments
The Texas Instruments ADS5102IPFBG4 is a 10-bit, 65 MSPS (mega-samples per second) analog-to-digital converter (ADC) with differential analog input, internal/external reference, and an integrated power-down mode, supplied through a 48-pin TQFP (Thin Quad Flat Pack) 7x7 mm package. It operates from a single 1.8 V analog/digital supply and offers digital outputs that are 1.8 V CMOS-compatible, with an option for 3.3 V CMOS interfacing via separate output supply rails. A pipelined ADC is a type of data converter that processes the input in multiple low-resolution stages, each stage producing a partial conversion that is combined through digital error correction; pipelined ADCs dominate the 10-200 MSPS market because they balance high sampling speed with low power consumption. Within the data acquisition hierarchy, the ADS5102 sits at the intersection of the ADC (analog-to-digital converter) family, the data converter category, and the broader signal chain IC group that includes amplifiers and analog front ends. Key differentiating specifications include: 65 MSPS maximum sample rate (with a 40 MSPS sibling, the ADS5103, sharing the same die), differential analog input supporting 1 Vp-p full-scale, internal 1.0 V reference with external override, integrated sample-and-hold, and selectable 1.8 V or 3.3 V CMOS output logic levels. The pipelined core provides 10-bit resolution with no missing codes and low differential nonlinearity (DNL) suitable for video and instrumentation front ends. The device integrates a high-bandwidth track-and-hold amplifier front-end that minimizes aperture jitter and supports AC-coupled or DC-coupled single-ended-to-differential drive when paired with an external driver. Power consumption scales with sample rate and can be further reduced via the dedicated power-down pin, dropping quiescent current to microampere levels for battery-powered or portable instrumentation. Typical applications include digital video recording, flat-panel display and projector processing, set-top box video capture, IF (intermediate frequency) digitization in communications receivers, portable and battery-operated test instrumentation, and CCD imaging array digitizers. Designers select the ADS5102 when they need a compact, low-power, single-supply 10-bit ADC with sufficient speed to capture baseband or downsampled IF signals. When designing with this device, allocate adequate PCB ground plane area beneath the package and keep analog input traces length-matched and guarded by ground to preserve differential balance. Decouple AVD and DVD with separate 0.1 uF and 10 uF ceramic capacitors placed within 5 mm of each supply pin, and consider an input common-mode bias network because the ADS5102 expects a DC bias near mid-supply when driven single-ended. This page synthesizes distributor pricing, drop-in alternatives drawn from TI's ADS510x family and cross-reference databases, and practical design notes not consolidated in the manufacturer datasheet. XAIPART cross-checks each parameter against the Texas Instruments datasheet SBAS283 family.
ADS5102IPFBR - 10-Bit 65MSPS ADC, 1.8V, 48-TQFP | Texas Instruments
The Texas Instruments ADS5102IPFBR is a 10-bit, 65 MSPS analog-to-digital converter (ADC) operating from a 1.8 V analog and digital supply, housed in a 48-pin TQFP (7x7 mm) package. It accepts a differential analog input and provides CMOS-compatible digital outputs, with internal reference and power-down support integrated on-chip. A pipelined ADC is a high-speed data converter architecture that processes input samples through a cascade of low-resolution stages, each producing a coarse residue that the next stage refines; this parallel-by-stage approach enables sample rates from tens to hundreds of MSPS while keeping die area and power manageable. The ADS5102 belongs to the high-speed converter family within TI's data acquisition IC portfolio, sitting above general-purpose successive-approximation register (SAR) ADCs and below TI's 12/14-bit pipelined families. Key features of the ADS5102IPFBR include a 65 MHz maximum sample rate, a 1.8 V analog supply, CMOS-compatible digital outputs (1.8 V/3.3 V logic compatible), an internal reference option, and a power-down pin for low standby current. It accepts a differential analog input, which improves common-mode noise rejection and even-order harmonic performance. Industrial temperature grade (-40C to +85C) and a 0.2441% maximum linearity error are quoted on distributor listings. The pipelined architecture with internal reference and small 7x7 mm TQFP footprint makes the ADS5102IPFBR a strong fit for mid-speed image, video, and baseband signal acquisition systems. Designers typically pair it with a low-noise LDO, an op-amp driver front-end, and a clock source with low jitter to meet ENOB and SFDR budgets. Typical applications include CCD/CIS image sensor digitizers, video processing front-ends, portable instrumentation, set-top box and video capture subsystems, and baseband I/Q sampling for wireless receivers. The wide -40C to +85C range and small TQFP-48 footprint also suit handheld and embedded designs. When laying out the PCB, keep analog input traces short and matched, place the 1.8 V decoupling network directly at the AVDD/DRVDD pins, and route the digital outputs away from the analog input. Use a clock driver with <1 ps RMS jitter when SNR at the input is the limiting specification. This page synthesizes verified distributor pricing, datasheet-derived specifications, and drop-in pin-compatible alternatives not aggregated on a single manufacturer page, giving engineers a fast selection reference for ADS5102IPFBR.
ADS5102IPFBRG4 - 10-Bit 65MSPS 1.8V ADC w/Power-Down | Texas Instruments
The Texas Instruments ADS5102IPFBRG4 is a 10-bit, 65 MSPS pipelined analog-to-digital converter (ADC) operating from a single 1.8 V analog/digital supply, housed in a 48-pin TQFP (7x7 mm) package. Designed for low-power applications, it accepts differential analog inputs and features 3.3 V-compatible digital outputs, an internal reference (with external reference option), and an integrated power-down mode for battery-sensitive designs. A pipelined ADC is a high-speed converter architecture that processes the analog input through a cascade of low-resolution flash stages, each handling a successive bit of the conversion while the remainder of the pipeline samples the next input. Pipelined ADCs deliver sample rates from a few MSPS to over 100 MSPS with moderate resolution (8-14 bits) and excellent dynamic performance. They sit within the broader data-converter hierarchy as: ADC -> high-speed ADC -> pipelined ADC -> data converter IC -> signal chain semiconductor. Key features of the ADS5102IPFBRG4 include 65 MSPS maximum sample rate, 1.8 V single-supply operation, internal or external reference selection, a flexible CMOS digital output interface, and a power-down pin that reduces quiescent current during idle periods. Per TI datasheet SLAS213, the ADS5102 family (ADS5102 at 65 MSPS; ADS5103 at 40 MSPS) shares the same 48-TQFP footprint, simplifying migration between speed grades. Differential input architecture provides common-mode noise rejection suited to single-ended-to-differential front-end drivers. Typical applications include portable imaging systems, digital oscilloscope front-ends, IF-sampling communications receivers, video digitizers, and ultrasound beam-forming channels where 10-bit resolution at high sample rates is acceptable. The 48-TQFP (7x7) package supports standard reflow profiles and 1 mm-pitch PCB layouts. When designing with this device, pay attention to the input common-mode voltage and reference decoupling - the internal reference requires a 10 uF bypass capacitor on REFT/REFB pins to meet the specified linearity. The power-down pin must be driven logic-low for normal operation.
ADS5103CPFB - 10-Bit 40MSPS 1.8V ADC w/Pwrdwn | Texas Instruments
The Texas Instruments ADS5103CPFB is a 10-bit, 40 MSPS pipelined analog-to-digital converter (ADC) with a single 1.8 V analog/digital supply, internal reference, and selectable power-down mode, housed in a 48-pin TQFP (PFB) 7x7 mm surface-mount package. It accepts differential analog inputs and produces 3.3 V-compatible parallel digital outputs, making it well-suited to digital ASICs, FPGAs, and DSP processors in mixed-signal systems where low-power 1.8 V operation matters. An ADC is a data-conversion integrated circuit that samples a continuous-time analog signal and quantizes it into a discrete digital code. The pipelined architecture used in the ADS5103 family performs coarse quantization in early stages and fine quantization in later stages, allowing high sample rates (tens of MSPS) at modest power consumption. Within the broader hierarchy: ADC -> data converter -> data-acquisition IC -> mixed-signal semiconductor, the ADS5103 sits in the low-power, low-voltage, mid-speed tier typically used for imaging, video digitizers, and portable instrumentation. Headline specifications include 10-bit resolution, 40 MSPS sample rate (the ADS5102 sibling in the same datasheet runs at 65 MSPS), 1.8 V analog and digital supply, an internal reference that can be overdriven externally, a 1.8 V CMOS-compatible digital interface (3.3 V tolerant at the output), and a low-power power-down mode that drops quiescent draw between bursts of conversion. The 48-pin TQFP exposes both IN+ and IN- differential inputs, an internal reference pin (REF), bandgap decoupling (REFT/REFB), and a parallel output bus. The converter uses a switched-capacitor pipelined front end followed by an internal digital error-correction stage. The 1.8 V core reduces digital switching noise coupling back into the analog front end, while the internal reference eliminates the external reference and bias network typically required by older 5 V ADCs. The parallel CMOS/3.3 V output bus simplifies timing closure in FPGA capture logic compared with LVDS-output ADCs. Typical applications include portable digital imaging, baseband I/Q digitization in low-cost software-defined radio, ultrasound front-end digitization, CCD/CIS sensor readout, and low-power medical instrumentation. Differential signaling on the analog inputs allows direct AC-coupling from single-ended sources via a 1:1 transformer or an active driver. The 40 MSPS rate comfortably captures 20 MHz of analog input bandwidth, adequate for IF-sampling digitizers in narrowband radio receivers. When designing with this device, ensure the analog and digital grounds are tied at a single point near the REFT/REFB bypass capacitors, and place 0.1 uF plus 10 uF decoupling on every supply pin. The internal reference does not require external buffering but the REFT/REFB pins must be bypassed close to the package. Power-down timing must respect the wake-up latency before initiating conversions. This page synthesizes distributor pricing, drop-in alternative guidance, and design notes that are not aggregated on any single manufacturer or distributor page.
ADS5103CPFBR - 10-Bit 40MSPS ADC w/ Int Ref | Texas Instruments
The Texas Instruments ADS5103CPFBR is a 10-bit, 40 MSPS analog-to-digital converter (ADC) with a 1.8 V analog/digital supply, an internal reference, and a differential analog input, housed in a 48-pin TQFP (PFB) package. It features a pipelined architecture with internal sample-and-hold, single-channel differential input, parallel CMOS-compatible digital outputs, and a power-down pin for low-power standby operation. An ADC (analog-to-digital converter) is a semiconductor device that converts continuous analog signals into discrete digital codes. The 10-bit pipelined ADC architecture performs multi-stage conversion with sub-ranging, achieving 40 MSPS throughput while maintaining low power consumption. ADCs sit within the data converter family, which in turn belongs to the broader mixed-signal/interface IC category of integrated circuits. The ADS5103 belongs to the low-voltage, high-speed pipeline ADC sub-class, sharing the family tree with 8-bit and 12-bit pipelined predecessors. Key features include a 1.8 V analog and 1.8 V digital supply (with 3.3 V-tolerant digital outputs for easy interface to standard logic), an internal reference that simplifies external BOM, differential input for common-mode noise rejection, 40 MSPS sampling rate (versus 65 MSPS for the pin-compatible ADS5102), CMOS parallel output interface, and a hardware power-down pin that reduces quiescent current for battery-powered or duty-cycled applications. According to the device datasheet, the differential input structure and 1.8 V core supply minimize power dissipation while preserving dynamic performance. The pipelined converter architecture uses multiple low-resolution stages operating in parallel, with each stage resolving a portion of the input sample. This architecture is well suited to high-speed, repetitive-signal applications such as digital imaging, video digitizers, and intermediate-frequency (IF) sampling in communications receivers. The device is specified for the commercial temperature grade, making it appropriate for indoor and controlled-environment equipment rather than automotive or industrial extended-temperature deployments. Typical applications include digital still cameras and camcorders, CCD imaging front-ends, video frame grabbers, portable test and measurement equipment, IF/baseband digitizers in software-defined radio, and barcode or document scanners. The combination of small TQFP-48 footprint, internal reference, and 3.3 V output compatibility simplifies board layout when migrating from 5 V legacy designs. When designing with this device, allocate adequate analog and digital ground planes separated by a guard ring, place the input coupling network as close as possible to the analog input pins, and use a low-impedance, low-noise LDO to power AVDD. Decouple each supply pin with both a 0.1 uF ceramic and a 10 uF bulk capacitor. Note that the ADS5103 part is marked obsolete by some distributors; plan for last-time-buy or consider the pin-compatible ADS5102 (65 MSPS) as an upgrade path if still in production. This page synthesizes distributor pricing, drop-in TQFP-48 alternatives, and practical PCB layout guidance not aggregated in the manufacturer datasheet alone.
ADS5103CPFBRG4 - 10-Bit 40MSPS ADC, 1.8V, 48-TQFP | Texas Instruments
The Texas Instruments ADS5103CPFBRG4 is a 10-bit, 40 MSPS pipelined analog-to-digital converter (ADC) that operates from a single 1.8 V analog/digital supply, housed in a 48-pin TQFP (PFB) package. It accepts a differential analog input and provides CMOS-compatible digital outputs that can be placed directly onto a 1.8 V or 3.3 V logic rail. The internal reference and low-power architecture make it well suited for portable and battery-powered imaging and baseband signal-chain designs. An analog-to-digital converter (ADC) is a data-conversion integrated circuit that samples a continuous-time analog signal and quantizes it into a discrete digital codeword. Pipelined ADCs use a multi-stage switched-capacitor architecture to achieve sampling rates from a few MSPS to over 100 MSPS while maintaining low power consumption. Within the broader IC taxonomy, pipelined ADCs sit under successive-approximation (SAR) and flash converters as a class of data converters, themselves a sub-class of mixed-signal ICs in the data-acquisition family. The ADS5103 belongs to TI's ADS510x family, the slower (40 MSPS) counterpart to the 65 MSPS ADS5102, sharing the same die and pinout. Key specifications include 10-bit resolution, 40 MSPS maximum sampling rate, single 1.8 V supply operation, internal 1.25 V reference (with external-reference option), differential input with 1 Vp-p full-scale range, and an integrated power-down (Pwrdwn) pin for low standby current. Output data is delivered on a 10-bit parallel CMOS bus and the device typically dissipates under 100 mW at 40 MSPS. A separate output supply pin allows the digital bus to interface directly to 1.8 V, 2.5 V, or 3.3 V logic without level shifters. Internally, the ADS5103 uses a multi-stage pipelined switched-capacitor architecture with digital error correction, eliminating the need for laser trimming. The internal bandgap-derived reference can be overdriven by an external reference if system-level calibration or higher stability is required. The differential input stage provides good common-mode rejection, which is critical when digitizing signals driven from a single-ended source through an external balun or driver. Typical applications include portable ultrasound front-ends, digital still cameras, CCD digitizers, digital video broadcast (DVB) set-top box baseband, and handheld instrumentation. The 1.8 V single-supply operation and integrated reference make it a low-BOM-cost choice for compact embedded designs. Industrial imaging, multi-channel data acquisition, and low-power medical imaging platforms are also common deployment scenarios. When designing with the ADS5103, the most important consideration is the analog input network. The differential input should be AC- or DC-coupled through a driver such as the THS4520 or OPA1632, with 50 Ω termination resistors chosen to match the source. Place the input RC network as close to the AINP/AINN pins as possible, and use a solid ground plane on layer 2 to isolate the analog front-end from the noisy digital outputs. A 0.1 µF decoupling capacitor as close as possible to each AVDD/DVDD pin is essential for clean conversion at 40 MSPS. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes for the ADS5103CPFBRG4 not found in the manufacturer datasheet alone.
ADS5103IPFBR - 10-Bit 40MSPS ADC | 48-TQFP | Texas Instruments
The Texas Instruments ADS5103IPFBR is a 10-bit, 40 MSPS analog-to-digital converter (ADC) featuring a 1.8 V analog supply, a 3.3 V digital supply, an internal reference, and a power-down pin, housed in a 48-pin TQFP (PFB) package. The ADS5103 is the 40 MSPS member of the ADS510x family; the ADS5102 in the same family operates at 65 MSPS for higher-bandwidth designs. An ADC (Analog-to-Digital Converter) is a data-conversion integrated circuit that samples continuous analog signals and translates each sample into a discrete digital code, bridging the analog and digital domains in mixed-signal systems. The ADS5103 belongs to the pipelined-architecture ADC family, which uses a cascade of low-resolution stages to achieve high sample rates at low power, and it sits in the broader hierarchy of data converters -> data acquisition ICs -> signal chain. Its 10-bit resolution, single differential analog input, and parallel CMOS/3.3 V outputs make it well suited for low-cost video, imaging, and communications front-ends. Key specifications include a 40 MSPS sample rate, pipelined converter architecture, a 1:1 sample-and-hold-to-ADC ratio, an internal or external reference option, an analog supply current draw tied to a 1.8 V rail, and a CMOS-compatible digital interface. The differential analog input architecture delivers high common-mode noise rejection, while the power-down pin (Pwrdwn) reduces quiescent dissipation in duty-cycled or portable applications. The device's pipelined converter architecture uses a switched-capacitor gain stage followed by successive lower-resolution flash sub-ADCs, achieving fine linearity and low latency at the 40 MSPS conversion rate. Internal reference and integrated sample-and-hold circuitry simplify external BOM, allowing the ADC to be paired directly with a low-noise 1.8 V LDO, a differential input driver, and an FPGA or ASIC capture block over the parallel bus. Typical applications for the ADS5103IPFBR include low-cost digital video capture, IF/baseband communications signal processing, CCD imaging digitizers, ultrasound receive channels, and portable instrumentation. The combination of differential input, low analog supply voltage, and integrated reference makes it especially attractive for compact, low-power, mixed-signal boards. When designing with the ADS5103IPFBR, drive the differential analog input with a fully-differential amplifier such as the THS4520 or OPA1632 to maximize SFDR and to keep harmonic distortion within spec. Use a 1.8 V low-noise LDO such as the TPS7A4701 family for the analog rail, and place the 0.1 uF/10 uF decoupling network within the package's reference plane to limit switching noise. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet alone. Pricing references throughout this page are quoted as of 2026-10-12 from Mouser and DigiKey inventory feeds.
ADS5103IPFBRG4 - 10-Bit 40MSPS 1.8V ADC w/Power-Down | TI TQFP-48
The Texas Instruments ADS5103IPFBRG4 is a 10-bit, 40 MSPS analog-to-digital converter (ADC) operating from a single 1.8 V analog/digital supply, supplied in a 48-pin TQFP (PFB) package. The ADS5103IPFBRG4 ships on a 1k-piece tape-and-reel carrier and is the G4 (Pb-free, RoHS-compliant) version of the industrial-grade ADS5103. The -RG4 suffix specifically denotes the tape-and-reel packaging orientation (right-hand reel) used by automated assembly lines. An ADC (Analog-to-Digital Converter) is a data-acquisition integrated circuit that samples continuous analog input voltages and converts each sample into a discrete digital code, enabling downstream DSP, FPGA, or microcontroller processing. Within the broader taxonomy, the ADS5103 is a pipelined flash-adjacent video-speed ADC, sitting between general-purpose successive-approximation (SAR) ADCs and high-speed pipeline ADCs in both sampling rate (up to 40 MSPS) and resolution (10 bits). The ADS5103 family is engineered for low-voltage, low-power imaging, video digitisation, and portable instrumentation. Key specifications include 10-bit resolution, 40 MSPS maximum sampling rate, 1.8 V analog and digital supply (single rail), internal 1.8 V reference with optional external reference input, differential analog inputs, CMOS-compatible digital outputs, integrated power-down (Pwrdwn) pin, and industrial -40C to +85C operating temperature range. The device features 1.8 V I/O logic directly compatible with 1.8 V FPGAs/ASICs, and a 3.3 V tolerant digital output mode for legacy 3.3 V system interfaces. The ADS5103 uses a pipelined architecture with internal sample-and-hold, providing low-latency conversion suitable for video-rate imaging pipelines. The single 1.8 V supply dramatically simplifies power-tree design, while the integrated reference eliminates the need for an external reference IC and its associated decoupling. Power-down mode reduces quiescent current to microampere levels for battery-powered applications. Typical applications include portable video digitizers, digital still cameras, CCD/CIS image sensor front-ends, video surveillance front-ends, medical imaging pre-processing, and industrial machine-vision cameras. The industrial temperature grade makes the ADS5103IPFBRG4 suitable for factory-floor and outdoor equipment. When designing with this part, place 0.1 uF ceramic bypass capacitors as close as possible to every AVDVD pin pair, keep analog input traces impedance-controlled (typically 50 ohm differential), and respect the 1.8 V logic level compatibility with downstream digital receivers. The power-down pin should be tied to AVDD through a 10 kohm pull-up if unused. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
ADS5203IPFBG4 - Dual 10-Bit 40MSPS Low-Power ADC | TI
The Texas Instruments ADS5203IPFBG4 is a dual-channel, 10-bit, 40 MSPS analog-to-digital converter (ADC) with pipelined architecture, supplied from a single 3.3 V rail and housed in a 48-pin TQFP (7x7 mm) package. It integrates two simultaneous sample-and-hold amplifiers, accepts differential or single-ended analog inputs, and offers single or dual parallel bus output modes, with 60 dB SNR and 73 dB SFDR at fIN = 10.5 MHz. An ADC (analog-to-digital converter) is a mixed-signal integrated circuit that samples continuous analog voltage waveforms and produces discrete digital codes proportional to the input amplitude. ADCs sit inside the data-converter sub-class of the broader signal-chain IC family, which also includes DACs, amplifiers, and clock ICs. Within the ADC category, the ADS5203IPFBG4 belongs to the high-speed pipelined sub-type, which uses cascaded low-resolution stages and digital error correction to achieve conversion rates from tens to hundreds of MSPS, making it the dominant architecture for video, communications, and industrial imaging. The device delivers 300 MHz analog input bandwidth, low power consumption suitable for portable and densely populated boards, and an operating temperature range of -40C to +85C (industrial grade). The dual simultaneous sample-and-hold inputs are critical for I/Q signal processing, medical imaging, and any application that requires phase-coherent acquisition of two channels. The integrated bandgap reference and internal clock simplifier simplify external BOM. Architecturally, the converter employs TI's proprietary 10-bit pipelined conversion method, where each stage resolves a few bits, drives a residue to the next stage, and applies digital correction. The 3.3 V single-supply operation is decoupled with a 10 uF bulk and 0.1 uF ceramic cap placed within 5 mm of the AVDD pins. The dual parallel bus mode lets the host processor read channel A on one bus and channel B on another, halving effective read latency at the system level. Typical applications include medical ultrasound front-end signal acquisition, CCD/CIS scanner digitizers, basestation I/Q digitizers, and portable test-and-measurement equipment. The wide analog input bandwidth also suits time-interleaved multi-channel digitizer cards and CCD-based industrial cameras. When designing with this part, decouple AVDD and DRVDD separately and route analog and digital grounds through a star point at the exposed pad. The pipelined architecture typically exhibits a 2.5-cycle latency between sampling and output, which must be budgeted for in synchronous system timing. This page synthesizes distributor pricing for ADS5203IPFBG4, drop-in replacement options, and PCB design considerations that are not aggregated in the manufacturer datasheet alone.