ADC/DAC
Produtos (2518)
ADC1012D065HN/C1:5 - 10-Bit 65MSPS Dual ADC | NXP Semiconductor
The NXP ADC1012D065HN/C1:5 is a 10-bit dual-channel pipelined analog-to-digital converter (ADC) sampling at 65 MSPS per channel (130 MSPS interleaved), housed in a 64-pin HVQFN (9x9 mm) package. The part integrates two 10-bit ADC cores that share a common reference and clock tree, making it a compact data-acquisition front-end for communications, instrumentation, and imaging systems. Its serial SPI-compliant interface reduces host-side pin count compared to parallel-output ADCs of equivalent performance. Background: a pipelined ADC is a multi-stage converter in which each stage resolves a few bits and passes the residue onward, achieving high sampling rates (>10 MSPS) while keeping per-stage comparator complexity low. Dual-channel pipelined ADCs such as ADC1012D065HN/C1:5 are widely used where two synchronous analog channels must be digitized (e.g., I/Q baseband, dual-antenna receivers, multi-channel scopes), giving designers higher channel density per PCB area than two single-channel converters. Key features include 65 MSPS maximum sampling rate per channel, 10-bit resolution, single 3.3 V supply operation, low-voltage differential (LVDS) compatible clock input, and an SPI/serial configuration port. The HVQFN-64 (9x9 mm) exposed-pad package provides low thermal resistance to the PCB ground plane, supporting reliable operation across the -40 C to +85 C industrial temperature range typical of NXP's data-converter portfolio. The ADC1012D065HN/C1:5 uses a differential pipelined architecture with per-stage MDAC and SHA front-end, internal bandgap reference, and digital error correction. Its pipelined latency of typically 5-6 clock cycles per channel suits block-by-block DSP processing rather than single-shot decision loops. The interleaved dual-channel mode (one ADC sampling on the rising edge, the other on the falling edge) effectively doubles the aggregate throughput to 130 MSPS while preserving 10-bit linearity when both channels are well-matched. Typical applications include cellular base-station I/Q digitizers, software-defined radio receivers, multi-channel test and measurement front-ends, medical ultrasound beamforming, and industrial process-control DAQ cards. The 65 MSPS rate fits comfortably within Wi-Fi, LTE, and short-range radio IF bands as well as legacy video digitizer designs. When using this device, route the differential clock and analog inputs with controlled-impedance, length-matched traces to preserve dynamic performance; place the exposed pad on a continuous ground plane for thermal dissipation. The serial interface requires correct MSB-first SPI framing during configuration - mis-framed writes silently corrupt register state and are the most common integration pitfall. This page synthesizes distributor pricing for ADC1012D065HN/C1:5, drop-in alternatives from the NXP cross-reference family, and practical PCB layout guidance not consolidated elsewhere, helping engineers shorten the eval-to-production cycle for 10-bit dual pipelined ADC designs.
ADC1012D080HN/C1 - 10-bit Dual 80MSPS ADC, LVDS, HVQFN-64 | NXP
The NXP ADC1012D080HN/C1 is a 10-bit dual-channel pipelined analog-to-digital converter (ADC) sampling at up to 80 MSPS per channel, housed in a 64-pin HVQFN (9x9 mm) package with exposed thermal pad. It integrates two matched 10-bit ADC cores, an internal sample-and-hold, and an LVDS digital output interface, achieving 61 dB SNR and 84 dBc SFDR at 70 MHz input per channel. An analog-to-digital converter (ADC) is a semiconductor device that converts continuous analog voltage signals into discrete digital codes, enabling microprocessors, FPGAs, and DSPs to process real-world phenomena such as RF, audio, video, vibration, and sensor measurements. ADCs sit at the boundary between the analog front-end (amplifiers, filters, mixers) and the digital signal-processing chain. Within the converter family, the ADC1012D080HN/C1 is a pipelined flash-type ADC, which sits in the hierarchy: ADC -> data converter -> data acquisition IC -> signal chain -> mixed-signal semiconductor. Pipelined ADCs use a multi-stage architecture with inter-stage gain and error correction, offering an optimal trade-off between sampling speed (tens of MSPS to hundreds of MSPS) and resolution (8-14 bits). Key features include selectable single or dual-channel operation, an internal bandgap voltage reference, LVDS outputs with internal termination, a low-jitter differential clock input, and per-channel offset and gain calibration registers. The integrated input buffer and on-chip common-mode voltage generator simplify external front-end design, while individual channel power-down reduces quiescent dissipation to less than 1 mW when only one ADC is needed. Architecturally, each channel uses 9 pipeline stages with proprietary bit-error-correction, clocked by an internal duty-cycle stabilizer that tolerates non-50% input clocks. The dual ADC cores share the same package substrate and reference, ensuring tight gain and offset matching between channels. This matching, typically within 0.1 dB gain and 2 LSB offset, makes the part especially attractive for I/Q demodulation, diversity receivers, and medical imaging front-ends where channel-to-channel skew must be minimized. Typical applications include communications receivers (cellular base-station observation receivers, microwave-link IF digitizers), industrial ultrasound beamformers, portable instrumentation, software-defined radio (SDR) front-ends, and multi-channel data-acquisition systems. The dual-channel capability also simplifies time-interleaved high-speed designs and quadrature (I/Q) signal capture. When designing with the ADC1012D080HN/C1, provide a clean differential clock and tightly-coupled LVDS output routing with controlled 100-ohm differential impedance. Decouple AVDD and DVDD supplies with separate ferrite beads and place 100 nF plus 10 uF ceramic capacitors close to the supply pins; the exposed thermal pad must be soldered to a continuous ground plane for thermal and electrical performance.
ADC1012D080HN/C1:5 - 10-bit 80Msps Dual-Channel ADC | NXP
The NXP ADC1012D080HN/C1:5 is a dual 10-bit analog-to-digital converter sampling at up to 80 Msps per channel from a single 3 V supply. Packaged in a 64-pin HVQFN (9x9 mm) with exposed thermal pad, it is the dual-channel member of the ADC1010S pipelined ADC family. Key headline parameters include a 62 dBFS signal-to-noise ratio, 86 dBc spurious-free dynamic range, an input bandwidth of 600 MHz, and a sample rate up to 80 Msps. Per-channel power dissipation is 430 mW at 80 Msps, allowing the dual device to replace two separate ADCs in imaging, instrumentation and communication designs while sharing references, supplies and the SPI control port. A pipelined 10-bit core with track-and-hold and proprietary error-correction drives CMOS or LVDS DDR outputs, with offset binary, two's complement, or gray-code formatting. On-chip features include a Serial Peripheral Interface (SPI) for mode programming, a clock input divided by 2 for less jitter, a duty cycle stabilizer, fast out-of-range (OTR) detection, and a flexible input range from 1 Vp-p to 2 Vp-p allowing direct coupling to most front-end amplifiers. Typical applications include medical and industrial imaging front-ends, communications receivers, multi-channel data acquisition systems, and portable or battery-powered test equipment. The 3 V single-supply operation simplifies power-tree design, while the 600 MHz input bandwidth supports undersampling and IF digitisation in SDR and radar designs. A key design consideration is thermal performance: at 430 mW per channel, the 64-pin HVQFN package requires a ground plane plus thermal vias under the exposed pad to keep junction temperature within limits. Mismatched clock traces between channels must be kept short and length-matched to preserve inter-channel skew below the data sheet limit. This page consolidates pricing tiers, drop-in alternatives and design notes not available on the manufacturer datasheet alone. Source data has been cross-referenced against NXP's official ADC1010S datasheet Rev. 2 published 28 December 2010 and distributor listings as of 2026-10-12.
ADC1012D105HN/C1 - Dual 10-bit 105MSPS ADC | NXP
The NXP ADC1012D105HN/C1 is a dual-channel 10-bit pipelined analog-to-digital converter with a sampling rate of 105 MSPS per channel, packaged in a 64-pin HVQFN (9x9 mm). It integrates two ADCs with shared reference and clock circuitry, targeting multi-standard baseband and IF digitization where simultaneous I/Q capture is required. An ADC (Analog-to-Digital Converter) is a data acquisition integrated circuit that converts continuous analog input voltages into discrete digital codes. Pipelined ADCs such as the ADC1012D105HN/C1 sit in the hierarchy as high-speed data converters > ADC > data acquisition IC > mixed-signal semiconductor. They use a multi-stage switched-capacitor architecture to achieve sampling rates in the tens to hundreds of MSPS while maintaining 8-14 bit resolution. Key features of this part include dual simultaneous 105 MSPS conversion channels, LVDS digital outputs, an on-chip reference with external override option, and an LVCMOS/LVDS-compatible clock input. The LVDS interface minimizes switching noise on the digital side, simplifying routing for high-speed downstream FPGA or ASIC capture. The 64-pin HVQFN exposed-pad package provides low thermal resistance (theta-JA around 28 C/W per the package family) for reliable operation at full sampling rate across industrial temperatures. Architecturally, the device uses nine pipeline stages with per-stage 1.5-bit sub-ADC redundancy for digital error correction. The internal input buffer and wideband track-and-hold enable full Nyquist sampling at 105 MSPS, while a programmable gain from -2 dB to +4 dB supports front-end scaling for baseband or IF levels. The integrated reference ladder can be bypassed to use an external 1.2 V reference for tighter gain accuracy. Typical applications include multi-carrier wireless base station receivers, software-defined radio front-ends, broadband satellite modems, medical ultrasound beamformers, and radar/sonar digitizers. In base station designs, the dual channels capture I and Q simultaneously, simplifying quadrature downconversion chains. When designing with this device, ensure the LVDS output traces are length-matched within +/-0.5 mm and terminated with 100 ohm differential impedance. Decouple the analog and digital supply rails separately with 100 nF and 10 uF capacitors placed within 3 mm of the supply pins. Maintain a clean low-jitter clock source (typically <1 ps RMS) to preserve SNR performance.
ADC1012D105HN/C1:5 - 10-bit 105MSPS Dual-Channel ADC | NXP
The NXP ADC1012D105HN/C1:5 is a 10-bit dual-channel pipelined analog-to-digital converter (ADC) that samples at up to 105 MSPS, housed in a 64-pin HVQFN (9x9 mm) package. It delivers 10-bit resolution at 105 MSPS single-channel or 80 MSPS per channel in dual interleaved mode, combining a precision sample-and-hold front end with on-chip input buffers and an internal reference. The HVQFN package exposes a thermal pad, enabling reliable operation at the device's full 720 mW (typical) power dissipation. A pipelined ADC is a high-speed data converter architecture that resolves each conversion across multiple cascaded low-resolution stages, trading latency for throughput. The ADC1012D105HN/C1:5 belongs to the dual pipelined converter sub-category (two synchronized ADCs on one die), which sits under the broader data-converter hierarchy: ADC -> data converter -> mixed-signal IC -> signal chain -> semiconductor. This makes it suitable for systems where two channels must be sampled simultaneously with matched gain, offset, and timing. Key features of the ADC1012D105HN/C1:5 include a wide 500 MHz analog input bandwidth, LVDS/LVCMOS-compatible digital outputs, and a low-jitter differential clock input (LVDS/LV-PECL/CMOS). The device operates from a single 3.0 V to 3.6 V analog supply plus a 1.7 V to 3.6 V output supply, supporting independent output driver scaling for direct connection to FPGAs or ASICs. Internal voltage reference and duty-cycle-stable clocking reduce external BOM cost. The architecture is a fully differential switched-capacitor pipeline with proprietary input common-mode stabilization, achieving 9.8 ENOB at 30 MHz input and an SNR of 60.4 dBFS under typical conditions. The dual-channel synchronous design supports flexible data-rate, gain, and offset adjustment via a serial control interface, making it well suited to image-rejection architectures in multi-carrier wireless transceivers. Typical applications include multi-carrier wireless base-station receivers, medical imaging front-ends (ultrasound beamformers), high-speed instrumentation, defense radar signal processing, and cable head-end digital video capture. Designers value the ADC1012D105HN/C1:5 for its strong spurious-free dynamic range (SFDR) and small-footprint HVQFN package for compact RF/IF digitizer boards. When designing with this ADC, allocate a solid ground plane beneath the HVQFN thermal pad and stitch the perimeter with multiple vias to minimize digital return currents coupling into the analog front end. Use the internal reference for prototyping, but bypass it with an external reference for production units where gain drift must be below 10 ppm/C. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found on DigiKey, Mouser, or the NXP datasheet alone.
ADC1012D125HN/C1 - 10-bit 125MSPS Dual ADC | NXP
The NXP ADC1012D125HN/C1 is a 10-bit dual-channel pipelined analog-to-digital converter sampling at 125 MSPS per channel, housed in a 64-pin HVQFN (9x9 mm, SOT804-3) package with exposed thermal pad. It supports dual-edge sampling modes and is designed for high-speed data acquisition in communications and imaging systems. An analog-to-digital converter (ADC) is a mixed-signal integrated circuit that converts continuous analog voltage signals into discrete digital codes for processing by microcontrollers, FPGAs, or DSPs. Within the broader component taxonomy, an ADC belongs to data-converter ICs, which sit inside the data-acquisition semiconductor family alongside DACs, codecs, and sample-and-hold amplifiers. Pipeline ADCs such as the ADC1012D125HN/C1 use a cascaded architecture of low-resolution stages with inter-stage residue amplifiers to achieve high sample rates at moderate resolution. Key specifications include 10-bit resolution, 125 MSPS maximum sample rate per channel, dual simultaneous-sampling channels, low-voltage differential signaling (LVDS) digital outputs, and an internal reference. The device accepts differential analog inputs, and the 64-pin HVQFN package provides excellent thermal dissipation for sustained high-speed operation. Operating temperature range is -40 C to +85 C industrial. The ADC1012D125HN/C1 architecture uses a switched-capacitor pipeline front-end with on-chip sample-and-hold, followed by digital error correction in each stage. LVDS-compatible outputs reduce EMI in high-speed digital buses. An external or internal clock input drives the dual conversion channels, and the on-chip reference simplifies board-level design. Typical applications include multi-channel wireless base-station receiver IF digitizers, medical imaging front-ends, radar and lidar signal processing, industrial inspection cameras, and broadband test instrumentation. The dual-channel architecture is particularly suited for I/Q demodulation in quadrature receivers. When designing with this part, route differential analog inputs with controlled-impedance traces, place bypass capacitors as close as possible to the supply pins, and ensure the clock signal has low jitter to preserve SNR performance. Note that this part is flagged Obsolete on some distributor listings, so verify lifecycle status before committing to new designs. This page synthesizes distributor availability, drop-in alternatives, and practical design notes not found in a single datasheet summary - including cross-reference guidance unavailable from the manufacturer alone.
ADC1012D125HN/C1:5 - 10-Bit 125MSPS Dual ADC, HVQFN-64 | NXP
The NXP ADC1012D125HN/C1:5 is a 10-bit dual-channel pipelined analog-to-digital converter sampling at up to 125 MSPS per channel, packaged in a 64-pin HVQFN (9x9 mm, SOT804-3) with exposed thermal pad. The dual ADC core features independent conversion stages that can be interleaved for higher effective throughput, supporting demanding multi-channel baseband and IF sampling tasks. The 1:5 designator denotes tape-and-reel packaging of 500 units per reel. An ADC (Analog-to-Digital Converter) is a data-acquisition integrated circuit that samples continuous analog signals and produces discrete digital codes at a defined sample rate. Within the broader IC taxonomy, ADCs belong to data converters, which sit inside signal-chain ICs, a category of mixed-signal devices that bridge analog transducers and digital processors. Pipelined ADCs such as the ADC1012D125HN/C1:5 use a cascade of low-resolution stages with digital error correction to achieve high sample rates at moderate resolution. Key specifications include 10-bit resolution, 125 MSPS maximum sample rate per channel, dual simultaneous-sampling channels, low-voltage differential signaling (LVDS) compatible digital outputs, and an internal reference. The converter operates from a single 3.3 V analog supply and a separate 3.3 V or 1.8 V digital supply, providing isolation between sensitive analog sampling circuits and noisy digital outputs. Typical power dissipation is in the range of several hundred milliwatts. The pipelined architecture, combined with foreground calibration of the internal MDAC stages, delivers excellent dynamic linearity (typical DNL around ±0.3 LSB) and low spurious content, suitable for communications receivers, radar signal processing, and medical imaging front-ends. Integrated input buffers simplify the interface to driving amplifiers and reduce the need for external anti-alias filtering. Typical applications include cellular base-station receivers, software-defined radio (SDR) platforms, medical ultrasound beamformers, and high-speed instrumentation. The dual-channel configuration is particularly useful for I/Q demodulation, diversity reception, and direct-IF sampling where matched channels are required. When designing with this part, route analog and digital grounds as separate planes joined only at the exposed pad, and place 0.1 µF ceramic decoupling capacitors as close as possible to each supply pin. Source-impedance matching at the analog inputs is critical for SFDR performance. This page combines the manufacturer datasheet, distributor pricing tiers, and verified drop-in alternatives to give engineers a single reference for evaluation and second-source qualification.
ADC10158CIN/NOPB - 10-Bit 8-Channel SAR ADC, 28-DIP | Texas Instruments
The Texas Instruments ADC10158CIN/NOPB is a 10-bit plus sign successive-approximation analog-to-digital converter (SAR ADC) with an integrated 8-input analog multiplexer, housed in a 28-pin PDIP through-hole package. Operating from a single +5 V analog supply, the device supports 8 single-ended or 4 differential analog input channels selected through software, and includes a track-and-hold amplifier plus internal reference-friendly bias network to maximize conversion speed. An SAR (Successive Approximation Register) ADC is a type of data converter that resolves each conversion in N clock periods by switching capacitor weights in a binary-search sequence. SAR ADCs occupy the middle of the speed-resolution triangle - slower than flash and pipeline converters but offering 10-18 bit resolution with zero pipeline latency, making them ideal for multi-channel data-acquisition systems, industrial control, and instrumentation front-ends. The ADC10158 sits within the data-acquisition IC family, which bridges the analog input stage (sensor/MUX) and the digital processing stage (microcontroller/DSP/FPGA). Key features of the ADC10158CIN/NOPB include 10-bit resolution plus sign (effective 11-bit dynamic range when signed), 8 single-ended input channels, an on-chip track/hold, a successive-approximation architecture, and an industry-standard parallel output for direct connection to 8/16-bit microprocessors. The /NOPB suffix denotes a lead-free (No Pb) finish that is RoHS-compliant. Through-hole 28-DIP packaging simplifies prototyping, breadboarding, and legacy PCB repair where SMD footprints are not available. The architecture uses a charge-redistribution DAC with binary-weighted capacitors and a precision comparator; the SAR logic iterates from MSB to LSB until the input voltage is resolved to within the 10-bit LSB step. The analog front-end MUX is low-leakage CMOS with break-before-make switching to prevent channel-to-channel crosstalk during sequential sampling. Typical applications include multi-channel industrial data-acquisition boards, portable instrumentation front-ends, process-control analog input modules, and embedded sensor-reading subsystems. The 28-DIP form factor also makes the ADC10158 a popular choice for educational labs, hobbyist retrocomputing projects, and legacy repair. When designing with this device, place a 10 uF (tantalum or ceramic) decoupling capacitor on the +5 V AVDD pin within 1 cm of the package, plus a 0.1 uF ceramic high-frequency bypass. The reference pin requires a low-impedance source - a 10 uF + 0.1 uF pair is typical. Avoid routing digital outputs adjacent to analog input traces on the PCB. This page synthesizes distributor pricing, package-compatibility (drop-in) alternatives, application-focused design notes, and a parametric comparison table - engineering content not collected on any single distributor or manufacturer page.
ADC10158CIWM/NOPB - 10-Bit+Sign 8-Ch SAR ADC, 28-SOIC | TI
The Texas Instruments ADC10158CIWM/NOPB is a CMOS 10-bit plus sign successive-approximation Analog-to-Digital Converter (ADC) with an 8-channel analog input multiplexer, on-chip track-and-hold, and a 2.5 V internal bandgap reference, all integrated into a single 28-pin SOIC (DW) package. It performs a full 10-bit plus sign conversion in approximately 4 microseconds and supports aggregate throughput up to 166 kilosamples per second, while accepting single-ended or differential analog inputs. The 8-input MUX lets a single ADC service multiple sensors, replacing several discrete converters and shrinking the analog front-end BOM. A successive-approximation ADC (SAR ADC) is a sampling converter that uses an internal binary-search register and a matched capacitive or resistive DAC to converge on the input voltage one bit per clock cycle. In the broader taxonomy, SAR ADCs sit under data converters (ADCs and DACs), which in turn belong to the signal-chain / mixed-signal IC family used for digitizing real-world analog signals in microcontrollers, FPGAs, and DSPs. Multi-channel ADCs like the ADC10158 specifically target multi-sensor systems such as industrial controls, instrumentation, and process control where routing many analog signals through a single converter reduces cost and board area. Key specifications include 10 bits of resolution plus a sign bit for unipolar/bipolar operation, 4 microsecond typical conversion time, 166 kSPS sampling rate, 8 analog input channels, an internal 2.5 V bandgap reference, single +5 V analog supply operation, and an industrial -40C to +85C temperature range. The part supports both software- and hardware-controlled conversion starts and reads results over a parallel data interface compatible with microprocessors and microcontrollers. Architecturally, the device uses a charge-redistribution switched-capacitor DAC coupled to a precision comparator and SAR logic. An internal oscillator eliminates the need for an external clock source, and the integrated reference simplifies board layout. The plus-sign bit captures bipolar inputs using a single +5 V rail, eliminating the need for negative supplies in many data-acquisition designs. Typical applications include industrial process control, multi-channel data loggers, medical instrumentation front-ends, and portable battery-powered sensor interfaces. The wide operating range and built-in reference make it well-suited for embedded measurement systems that need consistent readings across multiple analog inputs in noisy environments. When designing with this ADC, ensure the analog inputs are properly buffered with low-impedance op-amps to achieve rated accuracy. The internal 2.5 V reference can drive approximately 5 mA; for higher drive requirements or improved stability, add a unity-gain buffer externally.
ADC10158CIWMX - 10-Bit+Sign 8-Ch 4µs SAR ADC | Texas Instruments
The Texas Instruments ADC10158CIWMX is a CMOS 10-bit plus sign successive-approximation analog-to-digital converter with an integrated 8-channel analog multiplexer, track/hold, and 2.5 V band-gap reference, offered in a 28-pin SOIC package with tape-and-reel packaging. It supports sampling rates up to 166 ksamples per second, 8 software-configurable input channels (single-ended, differential, or pseudo-differential), and provides a parallel data interface with 4 µs typical conversion time. An SAR ADC is a successive-approximation-register analog-to-digital converter that resolves one bit per clock cycle against an internal or external reference, producing accurate, low-latency conversions ideal for multiplexed data-acquisition front-ends. SAR ADCs sit within the data-converter hierarchy under ADC -> data converter -> mixed-signal IC, favored in industrial monitoring and instrumentation for their deterministic latency and absence of pipeline delay. Key distinguishing features of the ADC10158 include 10-bit plus-sign resolution (allowing bipolar input swing with a sign bit), 8-channel MUX, integrated 2.5 V reference, low power consumption, and single +5 V supply operation. The sign-bit feature eliminates the need for input signal conditioning in bipolar applications and the on-chip reference simplifies bill-of-materials. Architecturally, the device combines a capacitive-charge redistribution DAC with successive-approximation logic, a sample-and-hold, a configurable analog input MUX, and a 2.5 V band-gap reference. The parallel output interface and standard microprocessor control inputs simplify host connections without requiring a serial-programming state machine. Typical applications include industrial process control, multi-channel data acquisition systems, battery-powered instrumentation, motor control feedback loops, and portable medical monitoring where multiple analog sensors share one converter. Pin-compatible same-family parts (ADC10158CIWM/NOPB and ADC10154 series) and function-similar 12-bit ADCs from TI extend design scalability without PCB rework. One key design trade-off is that the 4 µs conversion time limits this part to sub-200 kHz sampling; for higher throughput, designers should consider pipelined ADCs such as ADC12040/ADC12L063, while keeping the same 28-SOIC footprint pattern in mind where PCB reuse is desired. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes that go beyond the TI datasheet narrative, giving a single decision-ready reference for engineers evaluating the ADC10158CIWMX for embedded data-acquisition designs.
ADC10158CIWMX/NOPB - 10-Bit+Sign 8-Ch SAR ADC | Texas Instruments
The Texas Instruments ADC10158CIWMX/NOPB is a CMOS 10-bit plus sign successive approximation register (SAR) analog-to-digital converter with an 8-channel analog input multiplexer, on-chip track-and-hold, and an internal 2.5V bandgap reference, housed in a 28-pin SOIC wide-body (0.295 inch, 7.50 mm) package. It delivers a 4 microsecond conversion time (equivalent to roughly 166 ksps) over an operating temperature range of -40C to +85C, supports single-ended, differential, and pseudo-differential input modes, and provides a parallel 8-bit data interface. An SAR ADC (Successive Approximation Register Analog-to-Digital Converter) is a precision data-converter architecture that performs one bit per clock cycle using an internal DAC and comparator, trading off speed against resolution and power. SAR ADCs sit hierarchically within the broader ADC family -> data converters -> mixed-signal ICs -> signal chain semiconductors. They are favored where low-latency, deterministic conversions and excellent DC accuracy are required, in contrast to sigma-delta ADCs which target higher dynamic range at the cost of latency. Key features include the 8-channel software-configurable analog MUX, true-differential and pseudo-differential input modes, an internal 2.5V reference (or optional external reference), a parallel output bus, and an on-chip track-and-hold that eliminates the need for an external sample-and-hold amplifier. The CMOS process delivers low power consumption suitable for industrial monitoring and multi-channel data-acquisition front ends. Typical applications include multi-channel data acquisition systems, industrial process control, instrumentation, multiplexed sensor signal conditioning, and medical monitoring equipment where several analog channels must be digitized with deterministic latency. When designing with this ADC, ensure the input source impedance stays below the datasheet limit to avoid conversion error, decouple VCC and VREF with 0.1uF ceramic capacitors placed close to the pins, and observe proper layout grounding to minimize digital noise coupling into the analog inputs. The wide-body SOIC footprint allows robust through-hole-feel probing and standard hand-soldering workflows. This page synthesizes distributor pricing, drop-in package alternatives, and practical design notes drawn from the manufacturer datasheet - giving an engineer the integrated buying decision context a standalone datasheet does not provide.
ADC1015S065HN/C1:5 - 10-bit 65 MSPS ADC, HVQFN-40 | Renesas
The Renesas ADC1015S065HN/C1:5 is a single-channel, 10-bit pipelined analog-to-digital converter sampling up to 65 MSPS, housed in a 40-pin HVQFN (6x6 mm) package with an exposed thermal pad. It supports both single-ended and differential analog inputs through an integrated input buffer, and offers configurable CMOS or LVDS DDR digital outputs for flexible FPGA/ASIC interfacing. The ADC is a member of the ADC1015S family that scales to 80, 105, and 125 MSPS variants, sharing pinout and register map for design reuse across performance grades. The /C1:5 suffix designates the 65 MSPS speed grade packed in a 260-piece tray per Renesas ordering nomenclature. An analog-to-digital converter (ADC) is a data-acquisition integrated circuit that samples continuous analog voltage and converts each sample into a discrete digital code, forming the critical bridge between the analog and digital domains of mixed-signal systems. Pipeline ADCs such as the ADC1015S065HN achieve high sampling rates by distributing the conversion across multiple cascaded low-resolution stages, with a final digital error-correction stage producing the 10-bit output code. The ADC1015S065HN targets mid-speed, high-accuracy IF designers, modular instrumentation, and medical ultrasound front-ends where low-latency, moderate-resolution conversion is required. Key features include 10-bit resolution, 65 MSPS maximum sampling rate, integrated differential input buffer, SPI-compatible serial configuration interface, internal bandgap reference with option for external reference, and CMOS or LVDS DDR digital outputs. Operating temperature spans -40°C to +85°C for industrial environments. The exposed-pad HVQFN package provides low thermal resistance of 26 C/W typical, enabling reliable continuous conversion at full speed without additional heatsinking. Typical applications span digital oscilloscope front-ends, medical ultrasound beamformers, IF sampling in software-defined radio, industrial process-control data loggers, and image-scanner analog front-ends. The integrated input buffer eliminates the need for an external high-bandwidth ADC driver in most designs, simplifying the analog signal chain and reducing PCB footprint. When designing with this part, place the input RC network within 5 mm of the analog input pins and use a solid ground pour connected to the exposed pad for thermal and noise performance. The serial SPI interface allows in-system register changes, but be aware that LVDS DDR output timing requires matched trace lengths to the receiver for skew below 50 ps at 65 MSPS. This page synthesizes distributor stock, drop-in alternatives, and pinout-aware design notes not found on the manufacturer datasheet.
ADC1015S125HN/C1 - 10-Bit 125 Msps ADC w/ Input Buffer | NXP / Renesas
The NXP ADC1015S125HN/C1 is a single-channel, 10-bit pipelined analog-to-digital converter (ADC) optimized for high dynamic performance and low power at sample rates up to 125 Msps. Per the NXP/IDT datasheet (Rev. 01 - 12 April 2010, preliminary), it integrates an analog input buffer, a 10-bit pipelined ADC core, on-chip duty cycle stabilizer (DCS), SPI configuration interface, Fast Out-of-Range (OTR) detection, and selectable CMOS or LVDS DDR digital outputs. The device also achieves 61.7 dBFS SNR and 86 dBc SFDR, with 600 MHz input bandwidth and 635 mW power dissipation at 80 Msps (including the input buffer). An ADC (Analog-to-Digital Converter) is a data-conversion integrated circuit that samples continuous analog signals and produces discrete digital codes proportional to the input voltage. ADC1015S125HN/C1 belongs to the pipelined ADC sub-family within high-speed converters, which are themselves part of the broader data-converter / signal-chain category in mixed-signal ICs. Pipelined ADCs use a multi-stage architecture with sample-and-hold, sub-ADC, DAC, and residue amplifier blocks to achieve high sample rates (tens to hundreds of Msps) at moderate resolution (8-14 bits), making them the industry workhorse for communications, imaging, and instrumentation. The part provides four speed grades (65, 80, 105, 125 Msps) selected via SPI, a flexible analog input range of 1 Vp-p to 2 Vp-p, and an integrated input buffer that simplifies front-end design by isolating the switched-capacitor sampling stage from the driver. The clock input is divided-by-2 internally (per the datasheet) for reduced jitter contribution. Available in a 40-pin HVQFN (6x6 mm) industrial-grade package rated -40C to +85C, it is well suited for dense multi-channel or single-channel high-speed designs where PCB real-estate and thermal headroom matter. Typical applications include communications basestations, radar/LIDAR front-end digitizers, digital oscilloscopes, medical imaging, and high-speed test & measurement. The wide 600 MHz analog input bandwidth preserves harmonic content of IF/RF signals, while LVDS DDR outputs ease FPGA/CPLD capture at full 125 Msps without double-data-rate timing complications on the host side. The integrated input buffer lowers the drive requirement on the front-end amplifier and reduces kick-back into anti-alias filters. When designing in this part, ensure the analog input common-mode and full-scale range are set per the SPI configuration that matches the desired 1 Vp-p or 2 Vp-p operation, and provide adequate PCB thermal copper for 635 mW dissipation. Decouple AVDD/AVDD_BUF independently with low-ESR ceramic capacitors placed as close to the pins as possible, and route LVDS outputs with 100-ohm differential impedance and length matching to preserve signal integrity at 125 Msps DDR. This page synthesizes current NXP/Renesas distributor pricing, drop-in alternatives from the same 40-HVQFN pinout, and practical design notes that complement the manufacturer datasheet and speed up schematic-to-layout work.
ADC101S021CIMFX - 10-Bit 200kSPS SAR ADC w/ SPI | Texas Instruments
The Texas Instruments ADC101S021CIMFX is a 10-bit, 200 kSPS, single-channel successive-approximation-register (SAR) analog-to-digital converter with a high-speed SPI/QSPI/MICROWIRE-compatible serial interface, housed in a 6-pin SOT-23 (CIMF) package. It operates from a single +2.7 V to +5.25 V supply, draws 2.34 mW at 3.6 V and 8.9 mW at 5.25 V, and is fully specified over a sample-rate range of 50 to 200 ksps rather than only at a single fs. The SOT-23-6 footprint makes it one of the smallest pin-compatible SAR ADCs in TI's portfolio, ideal for space-constrained designs. A SAR ADC is a successive-approximation-register analog-to-digital converter: it performs one bit-trial per clock cycle using an internal binary-weighted capacitor DAC and comparator, producing deterministic latency of one conversion cycle. SAR ADCs sit under the broader hierarchy of analog-to-digital converter -> data converter -> mixed-signal IC -> semiconductor. Unlike delta-sigma ADCs, SAR converters offer no latency and excellent DC accuracy but typically lower resolution and speed than pipeline ADCs, making them ideal for multiplexed data-acquisition, instrumentation, and control loops. Key features include a straight-binary serial output, a three-wire serial interface compatible with SPI, QSPI, and MICROWIRE, a wide analog input range that can extend to the rails, low power consumption, and an operating temperature range of -40 C to +85 C. The CMOS process provides inherent low-power operation suitable for battery-powered and portable systems. The device uses a charge-redistribution SAR architecture with an internal sample-and-hold, providing genuine 10-bit performance with no missing codes over the full sample-rate range. The SOT-23-6 package is the same outline as a small-signal transistor, allowing direct placement near sensors in tightly packed designs. Typical applications include portable instrumentation, battery-powered data loggers, sensor signal conditioning, process control analog front ends, and consumer audio/video signal monitoring where compact size and SPI compatibility outweigh the need for higher speed or resolution. When designing, place a 0.1 uF decoupling capacitor as close as possible to the VDD pin, and ensure the SPI clock does not exceed the maximum specified serial-clock frequency. Use the /CS line to frame conversions and avoid bus contention. This page synthesizes distributor pricing from DigiKey and Mouser, drop-in and pin-compatible same-family alternatives (ADC101S051/ADC101S101), and practical design notes not consolidated in the manufacturer datasheet.
ADC101S021CISDX - 10-Bit 200kSPS 1-Ch SAR ADC SPI | TI
The Texas Instruments ADC101S021CISDX is a low-power, single-channel CMOS 10-bit successive-approximation-register (SAR) analog-to-digital converter with a high-speed serial interface, offered in a 6-pin WSON (2.2 mm x 2.5 mm) package with 200 kSPS sampling rate and SPI/QSPI/MICROWIRE-compatible digital output. An ADC (analog-to-digital converter) is an integrated circuit that samples continuous analog voltages and produces discrete digital codes proportional to the input. SAR ADCs use a binary-search successive-approximation algorithm that delivers deterministic latency, no pipeline delay, and excellent DC accuracy at moderate sample rates, making them a dominant topology in the broader data-converter hierarchy of analog-to-digital converter -> ADC -> data converter -> signal chain IC -> semiconductor. Key features of the ADC101S021CISDX include a single-ended analog input with input range of 0 V to VDD (where VDD is the supply), guaranteed 50 kSPS to 200 kSPS operation, straight-binary serial output, and typical power consumption of 2.34 mW at 3.6 V and 8.9 mW at 5.25 V. The single-supply operation spans 2.7 V to 5.25 V, eliminating the need for a negative rail in low-power systems. An external SCLK governs the conversion clock, and a CS_n falling edge initiates each conversion, producing results over the next 16 SCLK cycles. The converter's architecture is a classic charge-redistribution SAR with an internal sample-and-hold and a high-speed comparator, followed by a digital correction engine that outputs 10-bit straight binary data MSB-first. Internal scaling and low-leakage design allow the device to maintain specified performance across the full 50-200 kSPS window, which is unusual in SAR ADCs that often guarantee accuracy only at a single maximum sample rate. Typical applications for the ADC101S021CISDX include portable battery-powered instrumentation, sensor signal conditioning, handheld meters, system monitoring in white goods and HVAC, industrial process control, and any design where a small-footprint, low-power, SPI-compatible 10-bit ADC is required. Its 6-WSON package is well suited to high-density PCB designs. A key design consideration is decoupling: place a 1 uF ceramic bypass capacitor close to the VDD pin and ensure the analog input is driven from a low-impedance source to avoid conversion errors. Designers should also confirm that SCLK remains inactive during conversion to prevent digital noise coupling into the analog front end. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, giving engineers a single reference for selecting and validating the ADC101S021CISDX in new designs.
ADC101S051CIMF - 10-Bit 500kSPS 1-Ch SAR ADC | Texas Instruments
The Texas Instruments ADC101S051CIMF is a 10-bit, single-channel, low-power successive-approximation-register (SAR) analog-to-digital converter that delivers sample rates from 200 ksps to 500 ksps through a high-speed SPI/QSPI/MICROWIRE-compatible serial interface, all housed in a space-efficient 6-pin SOT-23 (DBV) package. Headline parameters include 10-bit resolution, 200-500 ksps throughput, and a SOT-23-6 footprint, supplied from a single 2.7 V to 5.25 V rail. A SAR ADC is a type of analog-to-digital converter that performs a binary search through successive approximation to digitize an input voltage in N clock cycles for N-bit precision. SAR ADCs sit at the bottom of the converter hierarchy as a precision-sampling architecture, distinct from sigma-delta and pipeline ADCs. They excel at low-latency, single-shot conversions with deterministic acquisition behavior, no pipeline delay, and inherent simplicity, which makes them ubiquitous in micro-controller-attached sensor digitization, battery-powered instrumentation, and space-constrained embedded designs. Key features of the ADC101S051CIMF include its specified-over-range 200 ksps to 500 ksps sampling window, a low power consumption of approximately 2.7 mW at 3.6 V and 500 ksps, an external reference input for ratiometric or fixed-voltage conversions, and true-differential pseudo-differential single-ended analog input. The wide supply range (2.7 V to 5.25 V) makes the part compatible with both 3.3 V and 5 V microcontroller systems, eliminating level shifters in many designs. The SOT-23-6 package measures roughly 2.9 mm by 1.6 mm, enabling placement adjacent to a sensor or potentiometer with minimum trace length. The ADC101S051 uses a charge-redistribution DAC array driven by an internal clock, providing deterministic behavior independent of the SPI clock, which simplifies system timing. The device accepts an external reference voltage (VA / VREF) up to the supply rail and converts the difference between the analog input (CH1, pin 6) and the common-mode input (CH0, pin 5) typically tied to mid-supply. Output data are presented MSB-first over the DOUT pin in standard SPI mode 0/3. Typical applications include portable battery-powered sensor signal chains, industrial process-control analog front ends, handheld test instruments, consumer audio front-end level metering, microcontroller-based data acquisition boards, and motor control feedback loops. The low pin count and small package make it ideal for retrofitting legacy designs that require a precision channel. When designing with the ADC101S051, place the reference bypass capacitor (1 µF) as close as possible to pin 1 (VA) and provide a clean analog ground. Note that this non-NOPB part is non-RoHS; for new RoHS-compliant designs use the ADC101S051CIMF/NOPB which shares the same die and pinout. This page synthesizes distributor pricing, pin-compatible alternatives including the active RoHS NOPB variant, and practical layout guidance not found in the manufacturer datasheet alone.
ADC101S051CISD - 10-Bit 500ksps SAR ADC, SPI/QSPI | TI
The Texas Instruments ADC101S051CISD is a 10-bit, 500 ksps, single-channel successive-approximation-register (SAR) analog-to-digital converter with a high-speed SPI/QSPI/MICROWIRE-compatible serial interface, housed in a 6-pin WSON package (also referenced as SOT-23-style 6-pin HVSON) supplied on tape-and-reel. It accepts a single analog input on a 2.7V-5.25V supply and digitizes it at sample rates from 200 ksps to 500 ksps, with the SCLK frequency window of 4 MHz to 10 MHz and straight-binary serial output. A SAR ADC is a successive-approximation analog-to-digital converter: it converts an input voltage to a digital code by performing a binary search against an internal DAC, one bit per clock cycle. SAR ADCs offer deterministic latency, no pipeline delay, and excellent DC accuracy for a given resolution - they sit in the hierarchy analog-to-digital converter -> data converter -> signal chain IC -> semiconductor, and dominate low-to-medium speed precision applications where the sample-hold behavior must be repeatable per conversion. Key specifications of the ADC101S051CISD include 10-bit resolution, an input voltage range from 0V to VA, ±1 LSB INL (max), ±1 LSB DNL (max) with no missing codes, a single 2.7V-5.25V supply, two power-down modes (full power-down <1 uA, partial power-down ~600 uA at 5V), and typical power consumption of 2.7 mW at 3.6V and 9.7 mW at 5.25V. The -40°C to +85°C industrial operating range supports distributed industrial-sensor deployments. The device combines an input sample-and-hold, the SAR core, an internal reference, and a serial output stage in one compact 6-pin package. Because the reference is internal, BOM cost and PCB area drop versus external-reference SAR ADCs of comparable speed, making the part attractive for space-constrained designs that still need 50 ksps-class or 500 ksps-class conversions with a fast serial interface. Typical applications include industrial process-control modules, portable battery-powered instrumentation, sensor digitizers (strain, pressure, temperature front-ends), consumer audio front-panel controls, and general-purpose data-acquisition boards where a microcontroller's SPI peripheral provides the clock and reads the conversion result. When designing with this ADC, place a 0.1 µF bypass capacitor as close as possible to the VA pin to keep digital switching noise off the analog reference; keep the analog input trace short and guarded, and route the SCLK and DOUT traces away from fast digital edges to preserve the converter's noise floor. This product page synthesizes the manufacturer's datasheet, distributor pricing tiers, drop-in alternatives in the same 6-pin WSON footprint, and practical layout notes not bundled in the datasheet.
ADC101S051CISDX - 10-Bit 500kSPS 1-Ch SAR ADC SPI | Texas Instruments
The Texas Instruments ADC101S051CISDX is a 10-bit, 500 kSPS, single-channel successive-approximation-register (SAR) analog-to-digital converter with an SPI-compatible serial interface, housed in a 6-pin WSON package (tape and reel). It operates from a single +2.7V to +5.25V supply, supports an input voltage range of 0V to 5.25V (with the input span tracking the supply), and draws 2.7 mW at 3.6V or 9.7 mW at 5.25V during normal conversions. A SAR ADC is a comparator-based converter that performs a binary search across an internal capacitor DAC during each conversion cycle. Unlike delta-sigma or pipeline ADCs, no latency is introduced between sampling and conversion results, making SAR architecture ideal for multiplexed data acquisition, motor control feedback loops, and any application requiring deterministic per-sample throughput. The ADC101S051 family is positioned in the data-converter hierarchy as: ADC -> SAR ADC -> single-channel low-power ADC -> precision mixed-signal IC. Key specifications include a sample rate that scales from 200 kSPS to 500 kSPS, straight-binary serial output compatible with SPI, QSPI, MICROWIRE, and common DSP serial interfaces, an industrial operating temperature range of -40C to +85C, and a 6-pin LLP/WSON footprint optimized for compact PCB layouts. The CISDX suffix denotes the 6-WSON package shipped on tape and reel. Typical applications include portable and battery-powered instrumentation, multi-channel sensor monitoring with external multiplexing, optical-module monitoring, motor-control current sensing, and consumer audio front ends where 10-bit resolution is sufficient. The wide supply range allows direct connection to 3.3V or 5V rails without level shifters. When designing with the ADC101S051CISDX, place 0.1uF decoupling capacitors as close as possible to the supply pin and keep the analog input trace short and guarded to avoid digital switching noise coupling into the sampled voltage. The SCLK frequency must be chosen so the full 16-cycle conversion completes before the next CS falling edge. This page synthesizes distributor pricing, drop-in alternatives, and design notes not available on a single DigiKey or Mouser product page, including cross-brand alternatives and parametric trade-offs that are useful when sourcing alternatives.
ADC101S051CISDX/NOPB - 10-Bit 500kSPS SAR ADC, SPI, 6-WSON | TI
The Texas Instruments ADC101S051CISDX/NOPB is a 10-bit, single-channel, successive-approximation-register (SAR) analog-to-digital converter with a high-speed SPI/QSPI/MICROWIRE-compatible serial interface, sampling at 200 to 500 ksps across the supply range. Housed in a 6-lead WSON exposed-pad package on a tape-and-reel carrier, it operates from a single +2.7V to +5.25V supply, with typical power consumption of 2.7 mW at 3.6V and 9.7 mW at 5.25V. What is a SAR ADC? A successive-approximation-register analog-to-digital converter is a sampled-data ADC that converts an input voltage in N clock cycles by binary-searching against a precision DAC; it is the dominant architecture for precision 8- to 18-bit general-purpose conversion at sample rates up to a few MSPS because it combines low latency, low power, and zero-latency one-shot conversion. Within the broader signal-chain hierarchy, a SAR ADC sits between the analog front end (sensor, amplifier, filter) and the digital host (microcontroller, DSP, FPGA), bridging the real world and the embedded processor. Key features of the ADC101S051 include a straight-binary serial output compatible with SPI, QSPI, MICROWIRE, and many DSP serial ports; an industrial-grade operating temperature range of -40C to +85C; an integrated sample-and-hold; and a shutdown mode that drops supply current for battery-powered applications. The 6-pin WSON exposed pad provides a low thermal-resistance path to the PCB, helping the part stay within specification at full 500 ksps operation. Architecturally, the ADC101S051 uses a charge-redistribution DAC array and an internal oscillator, so no external clock is required beyond the serial interface SCLK. The wide 2.7V-5.25V supply range allows the part to be powered directly from a 3.3V or 5V rail without level shifters, simplifying designs in mixed-voltage systems. The input span is ratiometric to VDD, which simplifies gain calibration in single-supply applications. Typical applications include industrial process control and sensor digitisation, handheld and battery-powered instrumentation, portable medical monitors, optical-sensor modules, and general-purpose 10-bit data-acquisition front ends. Designers commonly pair it with low-cost microcontrollers for 4-20 mA loop converters, thermistor/bridge digitisation, or simple audio/voice-bandwidth sampling. When designing with this device, allocate a solid ground plane under the exposed pad to dissipate package heat and provide a low-impedance analog return. Drive the analog input from a low-impedance buffer (op-amp follower) with a 20-100 ohm series resistor to isolate the sample-and-hold kickback from sensitive upstream stages. This page synthesizes distributor pricing, pin-compatible drop-in alternatives, and design notes that extend beyond the manufacturer datasheet's typical-application schematic.
ADC101S101CIMFX - 10-bit 1MSPS SAR ADC SPI SOT-23-6 | TI
The Texas Instruments ADC101S101CIMFX is a 10-bit, 1 MSPS, single-channel successive-approximation-register (SAR) analog-to-digital converter with an SPI-compatible serial interface, offered in a 6-pin SOT-23 (LSSOP/Terminal Form: GULL WING) package. It operates from a single 2.7 V to 5.25 V supply, supports an input voltage range from 0 V to VDD, and is fully specified across sample rates from 500 ksps to 1 Msps. An SAR ADC (successive-approximation-register analog-to-digital converter) is a type of ADC that converts an analog input to a digital code using a binary search through successive bit trials, with one conversion bit finalized per clock cycle. SAR ADCs sit within the broader data converter hierarchy (ADC -> data converter -> signal chain IC -> mixed-signal semiconductor), offering an excellent balance of speed, accuracy, latency, and power consumption for mid-speed precision applications. Key features include 1 MSPS throughput, low power consumption (typical supply current below 1 mA at 1 Msps), a high-speed SPI/QSPI/MICROWIRE-compatible serial interface, an industrial temperature range of -40 °C to +85 °C, and a true-differential/single-ended analog input with no pipeline delay. The 6-pin SOT-23 package makes it one of the smallest SAR ADCs available, ideal for space-constrained sensor and instrumentation designs. The converter is built on a CMOS SAR architecture with an internal track-and-hold, delivering deterministic latency and excellent DC accuracy. Its wide supply range allows direct interfacing to 3.3 V microcontrollers or 5 V systems, simplifying board-level design and reducing external component count. Typical applications include portable instrumentation, battery-powered sensor data acquisition, industrial process control, embedded system monitoring, and precision measurement front-ends. The compact SOT-23 footprint also suits handheld medical and consumer devices. When designing with the ADC101S101CIMFX, place a 0.1 µF decoupling capacitor as close as possible to the VDD pin and ensure the analog input source impedance is low (less than ~1 kΩ) to avoid conversion errors caused by the input sampling capacitor. A low-impedance reference such as a dedicated reference IC or a well-filtered supply rail is recommended for best linearity. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet, giving engineers a single, decision-ready reference.
ADC101S101CISD - 10-Bit 1MSPS SAR ADC, SPI, 6-WSON | Texas Instruments
The Texas Instruments ADC101S101CISD is a 10-bit, 1MSPS, single-channel successive-approximation analog-to-digital converter housed in a 6-pin WSON (NGF) package. It operates over a sample rate range of 0.5 to 1 MSPS with a high-speed SPI/QSPI/MICROWIRE-compatible serial interface, making it well suited to space-constrained embedded designs. The wide analog input range (0V to VDD) and supply-referenced reference simplify external analog front-end design. A successive-approximation-register (SAR) ADC is a type of analog-to-digital converter that performs a binary search through internal capacitive DAC switching. SAR ADCs deliver deterministic latency, excellent linearity at moderate sample rates, and very low pipelining delay compared to delta-sigma or pipeline architectures. As a member of the data-converter IC family, the ADC101S101CISD belongs to the hierarchy of monolithic ADCs -> data converters -> signal chain ICs -> analog & mixed-signal semiconductors. Key features include 10-bit resolution (no missing codes), 1MSPS maximum sampling rate, single-ended analog input, and a serial SPI-compatible digital interface. The converter achieves low power consumption suitable for battery-powered instruments and is fully specified over -40C to +85C (industrial) operation. Its 6-WSON (2.2x2.5 mm) package occupies roughly 5.5 mm squared of PCB area, making it one of the smallest SAR ADCs in TI's catalog. The architecture uses an internal S/H front-end and a supply-referenced reference, eliminating the need for an external reference IC in many systems. Typical applications include portable data loggers, low-power sensor monitoring nodes, and compact industrial instrumentation modules. The device is specified across the full 500kSPS to 1MSPS range so engineers can trade throughput for power dissipation without changing the part. The simple SPI interface simplifies connection to virtually any microcontroller without requiring an external bus controller. When designing with this part, ensure the host MCU provides a clock rate within the device's supported range and that ground plane stitching keeps the noisy digital ground return separated from the analog input return. The NGF (WSON-6) package requires careful PCB land pattern design for reliable solder joint integrity. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes that are not found in the manufacturer datasheet, giving engineers a single source for sourcing and selecting this SAR ADC.
ADC101S101CISDX - 10-Bit 1MSPS SAR ADC, 6-WSON | Texas Instruments
The Texas Instruments ADC101S101CISDX is a 10-bit, single-channel, successive-approximation-register (SAR) analog-to-digital converter that digitizes analog inputs at sample rates from 500 kSPS to 1 MSPS. Housed in a compact 6-pin WSON (2.2 x 2.5 mm) package, it operates from a single 2.7 V to 5.25 V supply, drawing only 2.0 mW at 3 V and 10 mW at 5 V, making it well suited for battery-powered and portable systems. The device integrates a high-speed SPI/QSPI/MICROWIRE-compatible serial interface, allowing direct connection to common microcontrollers, FPGAs, and DSPs. A SAR ADC (Successive-Approximation Register Analog-to-Digital Converter) is a type of ADC that uses a binary-search algorithm through an internal DAC and comparator to digitize an analog input one bit at a time per clock cycle. SAR ADCs are prized for low latency, deterministic conversion time, and excellent DC accuracy without the pipeline delay or switching-noise artifacts of higher-speed pipeline or delta-sigma architectures. Within the data-converter hierarchy, the ADC101S101 sits between general-purpose 8/10-bit SARs and higher-resolution 12/14-bit precision SARs. Key features of the ADC101S101 include a single-ended analog input range of 0 V to VDD, straight-binary serial output, an external serial clock up to 20 MHz, and an industrial-grade operating range of -40 °C to +85 °C. The CISDX suffix denotes the 6-WSON (also called LLP-6 / HVSON-6) tape-and-reel packaging variant, which offers an extremely small 2.2 x 2.5 mm footprint ideal for space-constrained PCB designs. The architecture is based on a charge-redistribution SAR core with an internal track-and-hold, sample-and-hold capacitor, and a synchronous serial output stage. Because the part performs a full conversion in 16 clock cycles, total conversion latency at 1 MSPS is only 16 clocks, and the part supports burst-mode sampling for sequential conversions. Typical applications include portable instrumentation, sensor-signal digitization, process control, and consumer audio front ends where 10-bit resolution at 1 MSPS is sufficient. The wide supply range also suits industrial 5 V and 3.3 V mixed-rail designs, and the small footprint makes it popular in dense data-acquisition PCBs. When designing with this ADC, ensure that the analog input source has low output impedance and that the reference decoupling capacitor is placed within 5 mm of the VDD pin. The SCLK input is tolerant of 5 V signals even when VDD is 3.3 V, simplifying level translation. This page synthesizes distributor pricing, pin-compatible drop-in alternatives, and practical design notes not found in the manufacturer datasheet, helping engineers select the right part and avoid common pitfalls.
ADC101S101CISDX/NOPB - 10-Bit 1MSPS SAR ADC, 6-WSON | Texas Instruments
The Texas Instruments ADC101S101CISDX/NOPB is a 10-bit, single-channel, successive-approximation-register (SAR) analog-to-digital converter sampling at 0.5 to 1 MSPS, housed in a 6-pin WSON (2.2x2.5 mm) package with an exposed thermal pad. The -X suffix indicates the device ships on a 4500-unit Tape and Reel for high-volume assembly, while the /NOPB suffix confirms lead-free, Pb-free termination compliant with modern RoHS and No-PB assembly requirements. The converter operates from a single 2.7 V to 5.25 V supply across both analog (VDD) and digital (VA tied internally) rails, drawing only a few hundred microamps in normal operation. A SAR ADC is a type of analog-to-digital converter that uses a binary-search successive-approximation algorithm against an internal precision DAC to digitize an input voltage. Unlike delta-sigma ADCs, SAR converters deliver a single conversion per request with no latency pipeline, making them well-suited to multiplexed control loops and event-driven sampling. The SAR family sits under the broader hierarchy of Nyquist-rate data converters (SAR and pipeline ADCs), which in turn fall under the data-converter category of mixed-signal ICs in power and signal-chain systems. Key features include 10-bit resolution, true-differential or single-ended input (driven through VIN), SPI/QSPI/MICROWIRE/DSP-compatible serial interface (SCLK, DOUT, CS), an on-chip sample-and-hold that eliminates external buffer requirements, and a wide input range from 0 V to VDD. Industrial temperature grade of -40 C to +85 C enables deployment in factory and outdoor enclosures without derating. The internal architecture combines a charge-redistribution DAC, a high-bandwidth comparator, and a successive-approximation register clocked from SCLK. Because conversion is gated by SCLK rather than an internal oscillator, designers can synchronize acquisitions to a deterministic timer, simplifying isolation of noise from motors or switching regulators. The exposed pad lowers thermal resistance for continuous high-duty-cycle sampling. Typical applications include industrial process-control sensor read-out (thermocouple, RTD, strain-gauge bridges), portable instrumentation and battery-powered data loggers, motor-control current/voltage feedback, and consumer audio front-end or metering. The small 6-WSON footprint suits space-constrained designs where multiple ADC channels are needed on a single board. When designing with this part, place a 0.1 uF decoupling capacitor as close as possible to the VDD pin and tie the exposed pad (pin 6 / DAP) to a clean analog ground. Drive CS low before each conversion, supply at least 16 SCLK cycles per conversion (14 for data plus 2 for the front-end settle), and ensure the source impedance seen by VIN is below a few hundred ohms to avoid gain errors. This page synthesizes distributor pricing, drop-in alternatives in the same 6-WSON footprint, and practical design notes that are not collected together in the manufacturer datasheet.
ADC102S021CIMMX - 10-Bit 2ch 200ksps SAR ADC | TI | 8-VSSOP
The Texas Instruments ADC102S021CIMMX is a 10-bit, 2-channel, successive-approximation-register (SAR) analog-to-digital converter housed in an 8-pin MSOP/VSSOP package, supporting a guaranteed sample-rate range of 50 ksps to 200 ksps over a single +2.7V to +5.25V supply. The serial interface is SPI/QSPI/MICROWIRE-compatible, and the part consumes only 1.94 mW from a 3V supply or 6.9 mW from a 5V supply, dropping to microampere levels in power-down mode. A SAR ADC is a precision converter that uses a binary-search algorithm across an internal capacitive DAC to digitize an input voltage one sample at a time, with deterministic latency and no pipeline delay. Within the broader IC taxonomy, the ADC102S021CIMMX belongs to successive-approximation ADCs -> data converters -> ADC/DAC -> signal-conditioning ICs -> analog semiconductors. The SAR topology makes this device well suited to multiplexed multi-channel systems and DSP front-ends where deterministic conversion timing simplifies interrupt-driven software design. Key differentiating features include two single-ended input channels multiplexed into the same 10-bit core, a high-speed serial output that frames the conversion result in a 16-bit stream (10 data bits plus control overhead), and a power-down pin reducing consumption to 0.12 µW at 3V or 0.47 µW at 5V for battery-aware designs. The wide 2.7V–5.25V supply range allows direct connection to both 3.3V microcontrollers and 5V legacy analog rails without level translation. Architecturally, the converter pairs an internal track-and-hold with a charge-redistribution SAR loop and an on-chip clock generator, eliminating the need for an external conversion clock. The internal reference is not included — the device requires an external reference voltage applied to the VREF pin — which lets the user optimize noise/spurious performance for the chosen analog signal range. Typical applications include multi-channel sensor signal acquisition in industrial control loops, optical-module monitor photodiode digitizing, battery-cell voltage and temperature monitoring in portable battery-powered systems, motor-control current and back-EMF sampling, and general-purpose precision data-acquisition front-ends in cost-sensitive consumer or industrial products. When designing with this part, place the external reference decoupling capacitor as close as possible to the VREF pin and route analog and digital grounds on a single star back to the converter GND pin to minimize code-dependent errors at low input levels. Note that the ADC102S021CIMMX is currently marked Obsolete at major distributors — the /NOPB variant and pin-compatible family members remain in volume production for new designs. This page consolidates distributor pricing, pin-compatible SAR ADC alternatives, and application-circuit guidance not always present on the manufacturer product page.