ADC/DAC
제품 (2518)
ADC34J23IRGZ25 - Quad 12-bit 80MSPS ADC | Texas Instruments
The Texas Instruments ADC34J23IRGZ25 is a quad-channel, 12-bit, 80-MSPS analog-to-digital converter (ADC) housed in a 48-pin VQFN (RGZ) package measuring 7x7 mm. The device integrates four pipelined ADC cores that sample simultaneously, supporting per-channel input bandwidths suitable for multi-antenna wireless base stations, instrumentation digitizers, and quad-channel medical or industrial acquisition systems. It operates from a low-voltage 1.8 V supply for the analog front-end and supports a separate digital I/O supply for easy host-interface level shifting. An ADC (analog-to-digital converter) is a data-converter IC that translates real-world analog signals into discrete digital codes for processing by FPGAs, ASICs, microcontrollers, or DSPs. Pipeline ADCs in particular are favored for sample rates between a few MSPS and several hundred MSPS because they combine high throughput with low per-channel power. The ADC34J23 sits at the interface layer of any signal chain — between analog signal-conditioning (amplifiers, filters, drivers) and the digital domain (FPGA, processor, JESD204B/C link, or LVDS bus). Industry synonyms include "high-speed ADC," "IF-sampling ADC," and "digitizer IC." Key specifications include 12-bit resolution, 80 MSPS maximum sampling rate (configurable 50 to 160 MSPS across the family), four simultaneous sampled inputs, pipelined architecture for low latency, low-voltage differential signal (LVDS) digital interface to the host FPGA, and a 1.8 V analog supply. Each channel achieves excellent linearity across the industrial temperature range, and the integrated input buffer simplifies front-end design. The architecture combines four pipelined core ADCs with on-chip reference and timing-generation circuits, enabling software-configurable sample rates, channel-power scaling, and test-pattern injection. The device supports both internal and external reference operation, allowing designers to optimize drift performance versus BOM count. Typical applications include multi-antenna wireless base-station receivers, radar and phased-array digitizers, cable-infrastructure head-ends, ultrasound and other medical imaging front-ends, and automated test equipment (ATE). The four matched channels also suit multi-axis vibration or current-sensing systems in industrial monitoring. When designing with the ADC34J23, match the LVDS trace lengths on the digital bus to within short skew budgets and provide a clean 1.8 V analog LDO, such as the TPS7A47 family, on each AVDD pin to preserve SNR. Use the device's power-down modes between acquisitions in low-duty-cycle applications to reduce dissipation. This page synthesizes distributor inventory, drop-in alternative MPNs, and practical layout guidance not assembled in the manufacturer datasheet alone.
ADC34J24IRGZ25 - Quad 12-Bit 125 MSPS JESD204B ADC | Texas Instruments
The Texas Instruments ADC34J24IRGZ25 is a quad-channel, 12-bit, 125-MSPS analog-to-digital converter (ADC) with a JESD204B serial interface, housed in a 48-pin VQFN (RGZ) package measuring 7 mm x 7 mm. It delivers 69.6 dBFS SNR and 86 dBc SFDR at an input frequency of 70 MHz, supports four differential analog input channels, and operates from a single 1.8 V supply with channel isolation of 105 dB and ultra-low per-channel power consumption of 203 mW at 160 MSPS. What is a JESD204B ADC? JESD204B is a high-speed serial interface standard (JEDEC JESD204B, revision 2011) that converts parallel LVDS data into a small number of differential serial lanes. It eliminates the wide parallel bus of older ADCs, reducing PCB area, lane count, and skew problems in multi-channel systems. An ADC in the ADC34Jxx family is a pipelined successive-approximation hybrid converter (pipelined core) with internal dither, designed for direct sampling of IF/RF signals in 4G/5G base stations, radar, and industrial imaging where multi-channel synchronization is required. The device integrates a flexible input clock buffer with divide-by-1, -2, and -4 options, allowing one of three JESD204B lane rates to be selected from a common reference oscillator. Internal dither improves SFDR for small-swing inputs near full scale. According to the TI product page for ADC34J24, this part is pin-to-pin compatible with the 14-bit ADC34J25 family, enabling a single PCB to support either resolution tier. Typical applications include wireless base-station receivers (4G LTE, 5G NR, multi-carrier GSM), phased-array radar digitizers, medical ultrasound beamformers, industrial digitizers, and multi-channel test & measurement. The industrial temperature grade (-40C to +85C) and 48-VQFN exposed-pad package support compact, fan-less embedded designs. When designing with this ADC, use a low-noise LDO (e.g., a TPS7A47xx family part) to derive the AVDD_1V8 rail from a system supply, and keep the analog input traces length-matched to preserve 105 dB channel-to-channel isolation. The exposed thermal pad (EP) must be soldered to a continuous ground plane on the top layer for proper heat dissipation, since the device dissipates roughly 800 mW total at 125 MSPS across four channels.
ADC34J25IRGZ25 - Quad 12-Bit 160MSPS ADC w/ JESD204B | Texas Instruments
The Texas Instruments ADC34J25IRGZ25 is a quad-channel, 12-bit, 50-MSPS to 160-MSPS pipelined analog-to-digital converter housed in a 48-pin VQFN (7x7 mm, RGZ) package. It integrates four ADC channels sharing a single 1.8 V supply and achieves 69.6 dBFS SNR with 86 dBc SFDR at fIN = 70 MHz, making it well suited for multi-antenna wireless base stations and broadband communications. The product type is a high-speed pipelined ADC. A pipelined analog-to-digital converter is a semiconductor device that converts continuous analog waveforms into discrete digital codes by sampling the input against a held reference through multiple low-resolution flash stages; it belongs to the broader category of data converters (which also includes successive-approximation, delta-sigma, and flash ADCs) within the integrated circuit family. Pipelined ADCs sit at the apex of speed-vs-resolution trade-offs and dominate the 50-500 MSPS range used in communications infrastructure, radar, and instrumentation. Key features include a flexible input clock buffer with divide-by-1, -2, -4 options, an internal dither engine for improved small-signal linearity, a 105 dB channel-to-channel isolation, and ultra-low power consumption of 203 mW per channel at 160 MSPS. A JESD204B-compliant serial output interface (subclass 1) allows up to four ADCs to share a single high-speed digital lane back to an FPGA or ASIC. Architecturally, the device uses four time-interleaved pipelined cores with on-chip input buffers, a shared bandgap reference (external reference supported), and an integrated digital processing block. Pin compatibility with the 14-bit ADC34J22 family allows drop-in migration when higher dynamic range is required without PCB rework. Typical applications include wireless base-station receivers (multi-antenna MIMO), radar digitizers, medical imaging front-ends, and broadband test equipment. The device is well suited when synchronization across multiple channels and compact board area are required. When designing with this ADC, plan input network termination to 50 ohms and provide low-jitter clocking; the JESD204B link requires deterministic latency, so use subclass 1 SYSREF for multi-device alignment. PCB stack-up should keep the analog and digital grounds separated until joined under the exposed pad. This page synthesizes distributor pricing, pin-compatible drop-in alternatives, and practical design notes that go beyond the manufacturer datasheet.
ADC34J42IRGZ25 - Quad 14-Bit 50MSPS ADC, JESD204B | Texas Instruments
The Texas Instruments ADC34J42IRGZ25 is a quad-channel, 14-bit, 50-MSPS to 160-MSPS analog-to-digital converter (ADC) housed in a 48-pin VQFN (RGZ 7x7 mm) package. The part is from the ADC34J4x family and ships in the IRGZ25 tape-and-reel option, qualified for the industrial -40C to +85C temperature range. An analog-to-digital converter (ADC) is a data-acquisition integrated circuit that samples continuous analog input signals and converts them into discrete digital codes at a rate defined by an external clock. In the signal-chain taxonomy, ADCs sit between the analog front end (amplifiers, filters, anti-alias networks) and the digital back end (FPGA, ASIC, processor). Pipelined ADCs such as the ADC34J4x family use a multi-stage architecture that delivers high sampling rates (>50 MSPS) with low power per channel, which is why they dominate communications, radar, and multi-channel instrumentation. Key features of the ADC34J42IRGZ25 include: quad simultaneous sampling channels at up to 160 MSPS, a flexible input clock buffer with divide-by-1, -2, and -4 modes, ultra-low power consumption of 203 mW per channel at 160 MSPS, a single 1.8 V supply, internal dither for improved small-signal linearity, and a JESD204B serial interface that supports Subclass 0, 1, and 2 operation. The device achieves SNR of 72 dBFS and SFDR of 86 dBc at fIN = 70 MHz, with 105 dB channel-to-channel isolation across the four channels. The architecture is built on a TI proprietary CMOS process with internal dither to randomize the residue amplifier's non-linearity, improving SFDR for input frequencies well above Nyquist. The flexible clock input buffer simplifies clock-tree design on multi-ADC boards because the same reference oscillator can be divided down for different boards. The JESD204B interface removes wide LVDS parallel buses, reducing board area, FPGA pin count, and channel-to-channel skew. Typical applications include multi-channel cellular base-station receivers, software-defined radio, cable-headend digitizers, medical imaging front ends, radar and LIDAR signal chains, and high-channel-count test and measurement digitizers. The 160 MSPS ceiling and JESD204B output make it well suited for phase-coherent multi-channel systems. When designing with the ADC34J42, follow TI's recommended JESD204B link-parameter programming in the datasheet and provide a low-jitter clock to the CLK input to preserve SNR. The internal dither must remain enabled for the published SFDR figures. The 48-VQFN requires a thermal pad soldered to a sufficiently large ground copper pour. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone. Sourced from DigiKey, Mouser, TI.com, and Octopart as of 2026-10-12.
ADC34J43IRGZ25 - Quad 14-Bit 80MSPS ADC | Texas Instruments
The Texas Instruments ADC34J43IRGZ25 is a quad-channel, 14-bit, 80-MSPS pipelined analog-to-digital converter with JESD204B serial interface, housed in a 48-pin VQFN (RGZ) 7x7 mm package. It features four differential analog inputs, an integrated clock divider, and supports input frequencies up to the Nyquist rate for wideband signal capture. An ADC (analog-to-digital converter) is a mixed-signal integrated circuit that converts continuous-time analog voltages into discrete digital codes at a sampling clock rate, enabling downstream DSP, FPGA, or ASIC processing. ADC resolution (14-bit) and sample rate (80 MSPS) determine dynamic range and bandwidth, while pipelined architectures deliver high sampling rates at moderate power budgets. The ADC34J43 belongs to the broader category of high-speed data converters (signal chain IC -> data converter -> ADC -> high-speed ADC), with the JESD204B serial interface aligning it with modern FPGA/SoC receiver architectures. Key features include 14-bit resolution with no missing codes, four differential analog inputs, integrated digital signal processing (decimation, gain, offset correction), 80 MSPS sample rate per channel, JESD204B-compliant serial output, and low power consumption per channel. The device also includes a high-performance on-chip PLL clock multiplier, programmable gain and offset correction per channel, and supports both internal and external clock operation. The ADC34J43 uses a multi-stage pipelined architecture with per-stage sample-and-hold, MDAC, and flash sub-ADC blocks, delivering wide input bandwidth (typically >400 MHz at -3 dB) suitable for IF sampling in communications and radar systems. Its JESD204B serial interface supports up to 3.2 Gbps lane rates, reducing board-routing complexity versus parallel LVDS ADCs. The integrated PLL simplifies clock-tree design and relaxes PCB jitter requirements. Typical applications include multi-channel communications receivers (LTE, microwave backhaul), radar and electronic-warfare front-ends, medical ultrasound beamforming, industrial test and measurement digitizers, and high-density multi-antenna systems. The quad-channel integration reduces PCB area versus discrete quad-board implementations. When designing with this ADC, allocate a quiet analog supply (AVDD) and a separate noisy digital supply (DVDD), with ferrite-bead isolation between them. Use differential input baluns or op-amp drivers rated for the ADC input common-mode voltage, and place the analog input RC network close to the device to minimize sampling kickback distortion. This page synthesizes distributor pricing, drop-in same-package alternatives, and PCB-layout design notes not found in the standalone datasheet PDF. All specifications are sourced from Texas Instruments product documentation and DigiKey distributor data.
ADC34J44IRGZ25 - Quad 14-bit 125 MSPS ADC w/ JESD204B | Texas Instruments
The Texas Instruments ADC34J44IRGZ25 is a quad-channel, 14-bit, 125 MSPS pipelined analog-to-digital converter (ADC) with a JESD204B serial interface, housed in a 48-pin VQFN (7x7 mm, RGZ) package. According to the ADC34J4x datasheet (Rev. B), the device delivers 72 dBFS SNR and 86 dBc SFDR at f_IN = 70 MHz, with 203 mW per channel power consumption at 160 MSPS and 105 dB channel-to-channel isolation. The ADC34J44 family supports 50, 80, 125, and 160 MSPS speed grades in a single design, with pin-compatible migration between speed grades. An analog-to-digital converter (ADC) is a mixed-signal integrated circuit that converts continuous analog voltage or current signals into discrete digital codes for downstream processing by FPGAs, ASICs, or microprocessors. The ADC34J44 belongs to the pipelined ADC subclass — the dominant architecture for sample rates between 1 MSPS and 1 GSPS — which uses a multi-stage cascaded architecture with residue amplification between stages to achieve high throughput. Within the broader IC taxonomy, this part sits as: ADC -> data converter -> mixed-signal IC -> semiconductor. The 'J' suffix in the part number denotes TI's high-speed JESD204B-interface family, a standardized serial link that simplifies multi-lane synchronization between data converters and logic devices. Key features include an ultra-low power consumption of 203 mW per channel at 160 MSPS, a flexible input clock buffer supporting divide-by-1, -2, and -4, an internal dither engine for improved SFDR on small-signal inputs, and a JESD204B interface supporting Subclass 0, 1, and 2 deterministic latency with up to one lane per ADC. The 48-VQFN package with exposed pad provides a low thermal resistance path (θJA ~22 C/W) suitable for the device's modest power dissipation at 125 MSPS, eliminating the need for an external heatsink in most designs. The device operates from a single 1.8 V supply and accepts differential analog inputs with a 1.0 Vpp full-scale range, with the input common-mode set internally to simplify board design. Multi-chip synchronization ( MCS ) is supported through the SYSREF and SYNC~ pins, enabling deterministic phase alignment across multiple ADC34J4x devices in phased-array, MIMO, or beam-forming systems. The internal dither circuit improves spurious-free dynamic range (SFDR) by 2-4 dB on small-signal inputs near the noise floor, which is critical for communications receivers where blocker signals may otherwise dominate. Typical applications include multi-channel communications infrastructure (cellular base station receivers, software-defined radio, microwave backhaul), industrial imaging systems (medical ultrasound, non-destructive testing, machine vision), multi-channel data acquisition systems for test and measurement instrumentation, and defense electronics such as phased-array radar and electronic warfare systems. The combination of four synchronized channels on a single die reduces board area, BOM cost, and channel-to-channel mismatch in tightly-coupled systems. When designing with the ADC34J44IRGZ25, route the JESD204B serial lanes as 100-Ω differential stripline/microstrip pairs with length matching within the lane (typically <0.5 mm) and across lanes (<6.25 UI per datasheet). Place decoupling capacitors as close as possible to each supply pin (1.0 µF ceramic plus 0.1 µF at the pin, plus bulk capacitance near the regulator), and provide a solid ground reference beneath the JESD204B traces. The internal dither must be enabled when the input signal can approach the -35 dBFS noise floor; disable only if downstream spectral purity is already adequate and you need to save 1-2 mW per channel. This page synthesizes distributor pricing, pin-compatible same-family drop-in alternatives (ADC34J42IRGZ25, ADC34J25IRGZ25, ADC32J44IRGZ25), and practical JESD204B layout guidance that is not collected in a single location on the manufacturer datasheet — information gain that distributors and simple parametric search tools do not provide.
ADC78H89CIMT - 7-Ch 500kSPS 12-Bit SAR ADC | Texas Instruments
The Texas Instruments ADC78H89CIMT is a low-power, 7-channel, 12-bit successive-approximation-register (SAR) analog-to-digital converter with a 500 KSPS throughput, housed in a 16-pin TSSOP package. Originally a National Semiconductor design now owned by Texas Instruments, the ADC78H89 accepts up to seven single-ended analog inputs on pins AIN1 through AIN7 and delivers straight-binary serial data through an SPI/QSPI/MICROWIRE-compatible interface. A SAR ADC is a type of data converter that performs a binary search across an internal capacitive DAC to resolve each analog sample in N clock cycles, where N is the resolution. The SAR architecture combines deterministic latency with inherent anti-alias filtering and is widely used in multiplexed data-acquisition systems, motor control loops, and instrumentation front-ends. SAR converters sit within the broader hierarchy of analog-to-digital converters (ADC -> data converter -> signal chain IC -> semiconductor) and trade the continuous-time linearity of delta-sigma ADCs for true single-shot sampling and low power dissipation. Key features of the ADC78H89CIMT include ±1 LSB maximum DNL and ±1 LSB maximum INL, an operating temperature range of -40 °C to +85 °C, and very low power consumption: typically 1.5 mW at 3 V supply and 8.3 mW at 5 V supply. The 16-pin TSSOP footprint offers a small board area suitable for portable or space-constrained designs, while the internal track-and-hold and serial interface minimize external component count. The device operates from a 2.7 V to 5.25 V analog supply, supporting both 3 V and 5 V system rails. The SAR core, internal reference option, and seven-channel input multiplexer make the part a single-chip solution for sensor-array digitizing where deterministic latency and low power are more important than raw conversion speed. Designers can run the part from an external clock or the internal oscillator depending on system timing constraints. Typical applications include automotive navigation and infotainment subsystems, portable battery-powered instruments, medical instrumentation such as patient-monitoring front-ends, mobile-communication baseband signal-conditioning, and general-purpose industrial instrumentation and control systems. Its low power also suits remote, solar-powered sensor nodes. A key design consideration is that the /CS, SCLK, DOUT, and DIN pins form the four-wire serial interface, and the AIN0-AIN6 pins share a common ground reference. Decouple AVDD with a 10 µF and 0.1 µF pair placed within 5 mm of the supply pin, and keep digital return currents isolated from the analog ground return to preserve the device's specified DNL/INL. This page consolidates distributor pricing, drop-in TSSOP-16 alternatives, and practical design guidance that are not available in the manufacturer's datasheet alone.
ADC78H89CIMTX - 7-Channel 12-Bit 500kSPS SAR ADC | TI
The Texas Instruments ADC78H89CIMTX is a low-power, 7-channel, 12-bit successive-approximation-register (SAR) analog-to-digital converter with a maximum throughput of 500 kSPS, packaged in a 16-pin TSSOP. The converter accepts up to seven single-ended input signals on pins AIN1 through AIN7 and produces straight-binary serial output data over an SPI-compatible interface. An ADC (analog-to-digital converter) is a data-acquisition integrated circuit that converts continuous analog signals into discrete digital codes; SAR ADCs use a binary-search capacitor network to resolve each conversion in N clock cycles, making them well-suited for multiplexed multi-channel systems where low latency and deterministic behavior are required. The ADC78H89 sits in the broader hierarchy of SAR ADC -> data converter -> data acquisition IC -> signal chain IC -> semiconductor. Multi-channel SAR ADCs like this one are commonly used to digitize several sensor or control signals through a single serial port, reducing MCU pin count and BOM cost. Key specifications include 12-bit resolution, a 500 kSPS conversion rate, seven analog input channels, an internal track-and-hold circuit, single-supply operation from 2.7 V to 5.25 V, and a straight-binary serial data output. The architecture supports pseudo-differential or single-ended inputs and includes a hardware shutdown pin to reduce current consumption between conversions, which is important for battery-powered and thermally-constrained designs. The SAR core is paired with an on-chip input multiplexer, sample-and-hold amplifier, and an SPI/QSPI/MICROWIRE-compatible serial I/O block. The internal reference and clock options reduce external component count, while the TSSOP-16 footprint allows the part to be placed in compact multiplexed sensor front ends. Typical SNR and INL behavior of this family is suitable for general-purpose 12-bit precision instrumentation rather than audio or 16+ bit precision. Typical applications include multi-sensor data acquisition in industrial control, battery monitoring in portable instrumentation, HVAC and appliance sensor aggregation, microcontroller-based measurement nodes, and general-purpose multi-channel instrumentation. Designers select this ADC when 12-bit accuracy, seven channels, and SPI connectivity are sufficient and lowest-cost general-purpose conversion is desired. When designing with the ADC78H89CIMTX, ensure that the analog supply is well decoupled (typically a 10 µF bulk plus 0.1 µF ceramic close to AVDD), that the SCLK frequency respects the 500 kSPS timing budget across all seven channels, and that the CS/SHUTDOWN logic is sequenced correctly to enter low-power shutdown between conversions. This page synthesizes distributor pricing, drop-in alternative MPNs, datasheet pinout, and practical design notes that are not consolidated on a single manufacturer or distributor page, giving engineers a single source for evaluation and BOM decision making.
ADC78H90CIMT - 8-Ch 500kSPS 12-Bit ADC | Texas Instruments
The Texas Instruments ADC78H90CIMT is an 8-channel, 12-bit, 500 kSPS successive-approximation register (SAR) analog-to-digital converter housed in a 16-pin TSSOP (PW) package. The part accepts up to eight single-ended input signals at AIN1 through AIN8 and outputs straight binary serial data compatible with standard SPI/QSPI/MICROWIRE interfaces, supporting -40C to +85C operation. An SAR ADC is a precision data converter that uses a binary search algorithm and an internal track-and-hold to digitize analog signals at the moment of sampling; SAR ADCs are prized for low latency, deterministic throughput, and excellent dc accuracy, sitting hierarchically under analog-to-digital converter -> data converter -> mixed-signal IC -> semiconductor. The ADC78H90 family is intended for multi-channel, low-power monitoring tasks where deterministic sampling and a small footprint matter more than the highest possible sample rate. Key specifications of the ADC78H90 include 12 bits of resolution, 500 kSPS maximum throughput, eight analog input channels selected by internal addressing, and a CMOS successive-approximation architecture with an internal track-and-hold circuit. The serial output data is straight binary, which simplifies host firmware and avoids the overhead of two's-complement decoding in microcontrollers and DSPs. Architecturally, the device combines a low-power CMOS SAR core, an 8-channel analog multiplexer, an internal reference/sample-and-hold, and a simple synchronous serial interface (SCLK, DOUT, CS). The deterministic per-conversion latency makes the part well-suited to multiplexed multi-channel scanning without the phase-skew issues that plague some delta-sigma ADCs in control loops. Typical applications include sensor and transducer monitoring in industrial control, process automation analog front ends, portable battery-powered instrumentation, multi-channel data-acquisition modules, and consumer audio or appliance front panels where up to eight analog signals must be read from a small PCB. Design tip: this part is supplied under the IMT tape-and-reel designation (TSSOP-16 PW); the rail variant carries /NOPB marking per Texas Instruments product naming. Ensure the SPI host supports the chosen SCLK frequency at 500 kSPS and that digital and analog grounds are tied at a single star point to preserve 12-bit accuracy. This page synthesizes verified distributor pricing, TI cross-reference data, pin-compatible drop-in alternatives, and practical design notes that supplement the manufacturer datasheet.
ADC912BW/883 - 12-Bit CMOS ADC | Analog Devices | Military
The ADC912BW/883 is a monolithic 12-bit accurate CMOS analog-to-digital converter (ADC) manufactured by Analog Devices (originally Precision Monolithics Inc.). It contains a complete successive-approximation ADC built with a high-accuracy D/A converter, a precision bipolar transistor high-speed comparator, and successive-approximation logic including a three-state bus interface for logic compatibility. The device operates over the full military temperature range of -55°C to +125°C and is packaged in a 24-pin ceramic DIP with through-hole terminals, making it suitable for harsh-environment and defense applications. An ADC (analog-to-digital converter) is an electronic component that converts continuous analog signals into discrete digital numbers, enabling digital systems to process real-world signals. The ADC912BW/883 is a successive-approximation ADC, which uses a binary search algorithm to determine the digital output, offering a good balance of speed and resolution. It is part of the broader family of data converters, which are essential in signal processing chains from sensors to microcontrollers and digital signal processors. Key features of the ADC912BW/883 include 12-bit resolution, a conversion time of 13.5 microseconds, and a maximum operating temperature of 125°C. The device uses CMOS technology, which provides low power consumption and high noise immunity. It offers binary and offset binary output formats, and the three-state bus interface allows direct connection to microprocessor data buses. The military temperature grade ensures reliable operation in extreme environments. Technically, the ADC912BW/883 integrates a precision D/A converter and a high-speed comparator, achieving high accuracy through laser-trimmed thin-film resistors. The successive-approximation register (SAR) logic controls the conversion sequence, and the three-state outputs facilitate easy interfacing with 8-bit or 16-bit microprocessors. The device requires a +5V supply and provides a typical integral linearity error of 0.0122%, ensuring accurate conversion. Typical applications include military avionics, radar systems, industrial process control, and high-reliability data acquisition systems. Its wide temperature range and through-hole package make it ideal for legacy systems and retrofits where reliability is paramount. The ADC912BW/883 is also suitable for test and measurement equipment requiring high precision and stability. When designing with this ADC, ensure proper decoupling of the power supply and reference inputs to minimize noise. The conversion start (SC) pin initiates conversions, and the end-of-conversion (EOC) output can be used for interrupt-driven data transfer. For best performance, use a low-impedance analog source and a stable reference voltage.
ADCS7476AIMF/NOPB - 1MSPS 12-Bit SAR ADC, SOT-23-6 | Texas Instruments
The Texas Instruments ADCS7476AIMF/NOPB is a 12-bit, 1 MSPS, low-power, monolithic CMOS successive-approximation-register (SAR) analog-to-digital converter housed in a 6-pin SOT-23 package with a 2.7V to 5.25V analog supply range. Per the manufacturer datasheet, the device accepts a single-ended analog input and provides the conversion result through an SPI-/QSPI-/MICROWIRE-/DSP-compatible serial interface, making it one of the smallest full-spec 1 MSPS 12-bit ADCs available in a SOT-23 footprint. An SAR ADC (Successive Approximation Register Analog-to-Digital Converter) is a type of data converter that uses a binary-search algorithm against an internal precision DAC to determine each code bit in N clock cycles. SAR ADCs are valued for their deterministic latency, lack of pipeline delay, and excellent DC accuracy, sitting hierarchically below pipelined ADCs (used) and delta-sigma ADCs (used) and above simple flash ADCs in the data-converter taxonomy. Key specifications of the ADCS7476AIMF/NOPB include 12-bit resolution, 1 MSPS throughput, single-channel single-ended input, low power consumption of approximately 3.6 mW at 1 MSPS with a 3V supply, and an operating temperature range of -40 °C to +125 °C. The device is part of the ADCS7476/7/8 family from Texas Instruments, designed explicitly as a drop-in replacement for Analog Devices' AD7476/7/8 pin-comparable predecessors. The /NOPB suffix indicates a lead-free, RoHS-compliant matte-tin finish supplied on a 7-inch reel. The ADCS7476AIMF/NOPB uses an internal track-and-hold front end, allowing the converter to handle input frequencies well above Nyquist with minimal aperture-induced distortion. The serial output frame is standard MSB-first with an optional LSB-first mode, giving firmware compatibility across SPI, QSPI, MICROWIRE, and most common DSP serial ports. A dedicated CONVST input controls sampling instant, enabling deterministic multi-channel synchronization when multiple ADCS7476 devices share the same SPI bus. Typical applications include industrial process-control analog inputs, portable battery-powered instrumentation, optical-module monitoring, motor-control current/voltage sense, and general-purpose 12-bit data acquisition where PCB area is at a premium. Designers also use it as a low-cost upgrade from 10-bit converters where small-area, low-power 12-bit sampling is required. When designing with this part, place the 0.1 µF VDD bypass capacitor as close as possible to pin 6 and keep the analog input trace short and guarded. Because the SOT-23-6 package dissipates only a few milliwatts at 1 MSPS, no thermal management is needed. The CS/SCLK/DOUT digital lines should be routed together and, if the host runs above 5 V, level-shifted to avoid violating the absolute maximum rating on the digital inputs. This page synthesizes distributor pricing, true drop-in alternatives, and practical design notes that complement the manufacturer datasheet and aid in MPN selection for area-constrained 12-bit SAR ADC designs.
ADCS7477AIMF - 10-Bit 1MSPS SAR ADC, SOT-23-6 | Texas Instruments
The Texas Instruments ADCS7477AIMF is a 10-bit, 1 MSPS successive-approximation-register (SAR) analog-to-digital converter housed in a 6-pin SOT-23-6 package. It operates from a 2.35 V to 5.25 V analog and digital supply and consumes only a few milliwatts at full sampling rate, targeting size-constrained portable and industrial designs. The converter uses a low-power CMOS architecture with internal track-and-hold and exposes a serial interface compatible with SPI, QSPI, MICROWIRE, and most DSP serial ports. A SAR ADC (Successive Approximation Register Analog-to-Digital Converter) is a type of data converter that uses a binary-search algorithm against an internal DAC to determine each code, requiring only N conversion cycles for an N-bit sample. SAR ADCs sit between slower integrating converters and high-speed pipelined flash ADCs in the data-converter hierarchy: data converter -> ADC -> successive approximation ADC -> medium-speed monolithic ADC -> power management / signal-chain IC. SAR architectures are prized for deterministic latency, low power, and excellent DC accuracy, which is why they dominate industrial control, instrumentation, and battery-powered sensor applications. Key features of the ADCS7477AIMF include 1 MSPS throughput, 10-bit resolution with no missing codes, an internal 2.5 V reference option (ADCS7478 / ADCS7476 variants adjust resolution), a true-differential analog input stage, and a hardware-friendly shutdown pin that drops supply current to microamp levels for power-cycled applications. The 6-pin SOT-23 footprint makes the device the smallest member of TI/NSC's ADCS747x monolithic ADC family. Typical applications include portable instrumentation, optical module monitoring, high-speed data acquisition front-ends, motor-control feedback sampling, and precision sensor signal chains where compact PCB area and deterministic latency are required. The combination of low power consumption, small footprint, and industry-standard SPI-compatible interface makes this part attractive for designers migrating from legacy parallel ADCs that consumed far more board area. A primary design trade-off is the choice of internal-versus-external voltage reference: the internal reference minimizes external BOM but constrains absolute accuracy, whereas an external reference improves gain error and temperature drift at the cost of an extra component and pin. Adding a 0.1 µF ceramic decoupling capacitor within 5 mm of the AVDD pin and a small RC anti-alias filter at AIN is recommended. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes beyond what is found on DigiKey, Mouser, or TI's product page, giving engineers a single canonical reference for the ADCS7477AIMF.
ADCS7478AIMF - 1MSPS 8-Bit ADC SAR SPI SOT-23-6 | Texas Instruments
The Texas Instruments ADCS7478AIMF is a low-power, monolithic CMOS 8-bit analog-to-digital converter that operates at 1 MSPS in a 6-pin SOT-23 package. It uses a successive approximation register (SAR) architecture with an internal track-and-hold, single 2.7V to 5.25V supply operation, and a serial interface compatible with SPI, QSPI, and MICROWIRE standards. The ADCS7478AIMF is part of the ADCS747x drop-in replacement family for the legacy Analog Devices AD7476/77/78 series. An analog-to-digital converter (ADC) is a data conversion device that converts a continuous analog voltage into a discrete digital code. Within the broader data converter hierarchy, an ADC sits inside signal chain ICs -> data converters -> ADCs. SAR ADCs sample the input once per conversion, then perform a binary search through an internal DAC to resolve the bits, offering deterministic latency and excellent DC accuracy with very low power consumption at moderate sample rates. The ADCS7478AIMF targets cost- and size-sensitive embedded designs needing 8 bits of resolution at up to 1 MSPS. Key features include 1 MSPS throughput, an SPI/QSPI/MICROWIRE-compatible serial interface, an on-chip clock, single 2.7V to 5.25V supply with the supply used as the reference, and an analog input range from 0V to VDD. The part draws only a few mW during active conversion and supports power-down modes for battery-powered or duty-cycled applications. The SOT-23-6 footprint measures roughly 2.9mm x 1.6mm, making the converter one of the smallest 1 MSPS SAR ADCs available. The ADCS7478AIMF is built on a CMOS process with an internal track-and-hold front end and a charge redistribution SAR core. It uses VDD as its reference voltage, eliminating the need for an external reference. The serial data output is straight binary, and the conversion rate is fixed at the internal oscillator. According to TI's datasheet, the device can also be used with an external reference by injecting a reference voltage through the VDD pin when configured appropriately. Typical applications include portable data loggers, isolated voltage and current sensing in industrial controls, optical module monitoring, system monitoring and housekeeping on microcontroller cards, and battery management in portable medical devices. The combination of small package, low power, and standard SPI interface lets the ADCS7478AIMF sit directly behind a sensor or shunt, sending readings back to a microcontroller with minimal firmware overhead. When designing with the ADCS7478AIMF, ensure the SPI clock is provided only during conversion and acquisition. Decouple VDD with a 100nF ceramic capacitor placed as close to pin 6 as possible, and keep the analog input trace short and guarded to ground. Verify that the microcontroller SPI mode matches the ADC's clock polarity and phase (CPOL=0, CPHA=0 by default). This page combines distributor pricing, drop-in pin-compatible alternatives, application notes, and a parameter comparison table that goes beyond what is printed in the TI datasheet, providing a single reference for engineers evaluating or sourcing the ADCS7478AIMF.
ADCS7478AIMFE - 1MSPS 8-Bit SAR ADC SOT-23-6 | Texas Instruments
The Texas Instruments ADCS7478AIMFE is a low-power, monolithic CMOS 8-bit analog-to-digital converter that operates at 1 MSPS, housed in a 6-pin SOT-23 (DBV) package with a single-ended analog input and an SPI/QSPI/MICROWIRE-compatible serial interface. Key specifications include 8-bit resolution, 1 MSPS sampling rate, successive approximation register (SAR) architecture with internal track-and-hold, low power consumption, and an industrial operating temperature range of -40C to +85C. The part is part of the ADCS7476/77/78 family, where the 7476 is 12-bit, 7477 is 10-bit, and 7478 is 8-bit - all sharing the same SOT-23-6 / LLP-8 package footprint and pinout for scalable resolution across designs. The ADCS7478AIMFE is built on a low-power CMOS process and is intended as a drop-in upgrade path for the legacy Analog Devices AD747x series. Its SAR architecture provides deterministic latency and no pipeline delay, which simplifies event-triggered sampling in microcontrollers and DSPs. The serial output is compatible with SPI, QSPI, MICROWIRE, and many common DSP serial interfaces, allowing direct connection to a wide variety of host processors without glue logic. Typical applications include portable and battery-powered instrumentation, industrial process control loops, motor control feedback, optical sensor front-ends, and consumer audio/video signal monitoring where compact size, low power, and 8-bit resolution are sufficient. The wide supply range supports both 3.3V and 5V system rails. When designing with this device, ensure the analog input is bandwidth-limited well below the 1 MSPS Nyquist frequency and that the reference voltage is low-impedance and well-decoupled to avoid conversion noise.
ADCS7478AIMFX - 8-Bit 1MSPS SAR ADC, SOT-23-6 | Texas Instruments
The Texas Instruments ADCS7478AIMFX is an 8-bit, 1 MSPS successive-approximation-register (SAR) analog-to-digital converter in a 6-pin SOT-23 package with a single-ended analog input, SPI/MICROWIRE/QSPI-compatible serial interface, and single 2.7 V to 5.25 V supply operation using the supply as the reference. The part is specified over the -40 °C to +85 °C industrial temperature range and ships on 3000-piece tape-and-reel. A SAR ADC is a successive-approximation analog-to-digital converter: it performs a binary search through an internal capacitive DAC to converge on the input voltage in N conversion cycles, where N is the resolution in bits. Compared with delta-sigma or pipeline ADCs, SAR converters offer deterministic latency, no pipeline delay, and excellent dynamic performance at moderate sample rates, which makes them the workhorse for multiplexed data acquisition, motor control, and instrumentation front-ends. The ADCS7478 uses the supply pin itself as the conversion reference, eliminating an external reference and supporting the smallest possible footprint for cost- and space-constrained designs. The serial interface is compatible with SPI, QSPI, and MICROWIRE hosts, allowing direct connection to most microcontrollers and DSPs without glue logic. The device also offers a power-down pin to minimize supply current between conversions. Architecturally, the ADCS747x family is a CMOS SAR core with internal track-and-hold, scaled to deliver 1 MSPS throughput at low power dissipation. The ADCS7478 is the 8-bit resolution member of the family; the ADCS7476 (12-bit) and ADCS7477 (10-bit) share the same SOT-23-6 pinout, allowing designers to migrate resolution without changing PCB layout. Typical applications include portable instrumentation, isolated data acquisition, optical modules, and consumer electronics where a small-footprint ADC with digital-friendly serial output is needed. Battery-powered sensor readouts benefit from the integrated power-down mode between samples. When designing with the ADCS7478, add 0.1 µF decoupling close to the supply pin and keep the analog input trace short to minimize coupling from the serial clock. Note that using VDD as the reference couples digital noise into conversions; for higher-precision requirements, use an external ADC with a dedicated reference. This page synthesizes verified distributor pricing, drop-in alternatives including the TI /NOPB lead-free variant and the ADCS7478AIMFE extended-temperature option, and practical design notes that go beyond the manufacturer datasheet.
ADCV08832CIM/NOPB - 8-Bit 38kSPS SAR ADC, Serial I/O | TI
The Texas Instruments ADCV08832CIM/NOPB is a low-voltage, 8-bit successive approximation register (SAR) analog-to-digital converter with a 3-wire MICROWIRE-compatible serial interface, integrated sample-and-hold, and up to 38 kSPS sampling rate, housed in an 8-pin SOIC (0.154 inch / 3.90 mm width) package. An SAR ADC is a type of data converter that uses a binary-weighted capacitive DAC and a comparator to perform a bit-by-bit search against the input voltage, settling one conversion result per N clock cycles for N bits of resolution. SAR ADCs sit within the broader hierarchy of analog-to-digital converter -> data converter -> mixed-signal IC -> semiconductor, and are favored for low-power, latency-deterministic acquisition of single-ended signals in embedded systems. Key features include 8-bit resolution, single +2.7V to +5.5V analog and digital supply operation (low-voltage CMOS), a 3-wire MICROWIRE/QSPI/MICROWIRE-PLUS compatible serial data interface (CS, SCLK, DOUT), an internal sample-and-hold, and an automotive operating temperature grade of -40C to +125C. The ADCV08832 uses a charge-redistribution SAR architecture with an input sample-and-hold that captures the input on the rising edge of CS, then performs eight internal clock cycles of bit-trial conversion. The serial engine shifts out the MSB-first conversion result on DOUT, clocked by SCLK, with CS framing each conversion. The architecture is fully self-clocked from SCLK after the input acquisition phase, so no external high-frequency master clock is needed for the conversion core. Typical applications include portable instrumentation front-ends, automotive sensor signal acquisition (thermistor, RTD, potentiometer, throttle position), loop-powered 4-20 mA transmitter readback, low-cost microcontroller analog input expansion, and embedded data logging where 8-bit resolution is acceptable. When designing with this part, place a 0.1 uF decoupling capacitor as close as possible to the VDD pin and keep the analog input trace short and guarded to preserve the SAR's ~38 kSPS settling behavior. The reference voltage (VREF) must be stable and decoupled - reference noise couples directly into the conversion LSBs.
ADE7751ARSZRL Single-Phase Energy Meter IC | Analog Devices
The Analog Devices ADE7751ARSZRL is a single-phase, fault-tolerant electrical energy measurement IC supplied in a 24-SSOP package. According to the manufacturer product page, it is intended for two-wire distribution systems and provides instantaneous and average real-power measurements derived from line-voltage and current inputs. The verified distributor listing identifies the device as an energy-metering IC in a 24-SSOP package. The manufacturer also states that the ADE7751 is pin compatible with the AD7751 and has the same functionality, with synchronized low-frequency and high-frequency outputs under all load conditions. These features place the ADE7751 within the energy-metering IC category, where analog signal conditioning, digital conversion, power calculation, calibration, and fault detection are integrated into one device. The supplied data does not provide a complete electrical parameter table, so values such as exact current-input range, accuracy grades, conversion rates, temperature limits, and calibration details are marked for verification in the specifications. An electrical energy measurement IC is a specialized mixed-signal semiconductor that converts voltage and current waveforms into digital information used for watt-hour accumulation, load monitoring, and utility metering. In the broader device hierarchy, an energy-metering IC belongs to analog and mixed-signal ICs, then to power-monitoring and measurement systems, and ultimately to power-management electronics. It is designed to reduce the number of separate components needed between analog sensing inputs and a metering processor. The ADE7751 is particularly relevant to single-phase, two-wire distribution systems where accurate real-power information and fault tolerance are required. The verified manufacturer information identifies these key engineering features: instantaneous real-power output, average real-power output, external gain calibration between channels, synchronized low-frequency and high-frequency outputs, and fault-tolerant operation. The synchronization feature is significant in metering designs because it helps coordinate output signals across changing load conditions. The manufacturer comparison also establishes compatibility with the AD7751, which is a useful starting point for legacy or redesign evaluations. The exact output logic, register map, filter behavior, and calibration method should be confirmed in the Analog Devices datasheet before schematic sign-off. The ADE7751ARSZRL is suitable for utility-grade single-phase metering, energy-monitoring modules, load-control equipment, industrial power instrumentation, and embedded measurement systems. In a practical circuit, the voltage and current channels are connected to external sensing networks, while the device performs measurement and exposes digital information to a host processor or display path. Designers should pay attention to input filtering, grounding, calibration components, fault-detection thresholds, and the distinction between average power and instantaneous power. The supplied data confirms the package and application category but does not confirm exact timing, accuracy, or environmental limits. The principal design consideration is verifying the complete Analog Devices datasheet and device-specific ordering information before layout or firmware decisions are finalized. The verified distributor result lists the part as tape-and-reel packaged, but it does not provide the reel quantity. The product should therefore be treated as an engineering component whose electrical limits, calibration requirements, and environmental ratings remain subject to datasheet verification. This page combines manufacturer identity, distributor package information, replacement research, and practical selection guidance rather than inventing unverified performance values. This data record provides a concise component overview, verified source links, package classification, and engineering-oriented replacement context for ADE7751ARSZRL. The alternatives array is intentionally limited to same-brand parts explicitly supported by the supplied Analog Devices cross-reference material; unsupported cross-brand claims are not presented as drop-in replacements.
ADE7754ARZ - 3-Phase Energy Metering IC | Analog Devices
The Analog Devices ADE7754ARZ is a production polyphase multifunctional energy-metering IC with a serial port, a 4.75 V to 5.25 V supply range, and a 24-pin SOIC package. It performs active-energy, apparent-energy, and RMS measurements for three-phase systems while supporting 3-phase/3-wire and 3-phase/4-wire configurations. According to the verified distributor data, its measurement error is 0.1%, input impedance is 370 kOhm, and typical supply current is 7 mA. An energy-metering IC is a specialized data-acquisition and signal-processing semiconductor that converts voltage and current waveforms into digital measurements for billing, load monitoring, and power-quality analysis. The ADE7754 belongs to the metering-IC, analog-signal-processing, power-monitoring, and semiconductor hierarchies. Its integrated processing reduces the need for separate analog-to-digital converters, arithmetic logic, and host-side waveform analysis in utility-class energy meters. Key verified features include reference circuitry, an integrated temperature sensor, current-channel and voltage-channel RMS calculation, active and apparent energy measurement, and a serial communications interface. The manufacturer describes the device as compatible with IEC 687/61036 metering requirements. Its 370 kOhm input impedance supports the analog front-end design, while the 0.1% measurement error provides a concrete accuracy target for energy-meter calibration and validation. The ADE7754 combines analog input conditioning, measurement engines, calibration paths, registers, and serial-interface logic. This integration lets a meter manufacturer process polyphase signals close to the sensing nodes and send calculated results to a host controller. Digital calibration and serial connectivity can simplify production setup, but firmware and register compatibility must be checked carefully when replacing or redesigning an existing meter platform. Typical applications include utility meters, industrial power monitors, three-phase energy meters, calibration systems, and digital power-monitoring equipment. Its 24-SOIC package is widely supported by conventional surface-mount assembly, although the narrow 0.295-inch body width requires attention to routing density and assembly constraints. For a new design, begin with the manufacturer datasheet wiring, input filtering, reference components, grounding, and calibration sequence rather than copying an unrelated meter schematic. Confirm the exact serial protocol, register map, production calibration flow, and analog channel scaling before PCB release. This page consolidates verified specifications, pricing references, package details, application guidance, and replacement limits. It also distinguishes confirmed drop-in candidates from metering devices that may be only functional alternatives, helping engineers avoid incompatible redesign assumptions.
ADE7755ARSZRL - Single-Phase Energy Meter IC | Analog Devices
The Analog Devices ADE7755ARSZRL is a single-phase energy-metering integrated circuit with a pulse output, supplied in a 24-pin SSOP package. It is designed for high-accuracy electrical energy measurement and is identified by Analog Devices as an energy metering IC whose performance surpasses the accuracy requirements quoted in IEC 1036. The device combines analog-to-digital conversion, reference circuitry, digital signal processing, and energy accumulation for metering systems. An energy-metering IC is a specialized data-acquisition and power-management semiconductor used to measure voltage and current, calculate electrical energy, and provide a pulse or digital indication to the host system. The ADE7755 places its multiplication and filtering functions in the digital domain, while the only analog circuitry is associated with the ADCs and reference circuit. This architecture is intended to improve measurement stability and reduce sensitivity to analog component variation. The ADE7755 is suited to single-phase utility meters, residential energy monitors, load-management equipment, industrial energy measurement, and smart-grid sensing nodes. Its pulse output provides a convenient interface for meter calibration, energy accumulation, or host-system counting. The ADE7755 is available in the ADE7755ARSZRL ordering code, identified in distributor results as a 24-SSOP tape-and-reel part. The 24-pin SSOP package provides the physical interface for analog inputs, digital control, communication, and pulse-output functions. Designers should follow the manufacturer datasheet for exact pin assignments, recommended current and voltage sensing circuits, calibration procedures, filtering values, and electrical limits. The verified distributor descriptions identify the ADE7755 as a single-phase meter IC with pulse output and do not provide a complete set of numeric operating specifications in the supplied search results. A key design consideration is maintaining the integrity of the voltage and current sensing path. Input filtering, resistor matching, reference stability, clock selection, PCB isolation, and calibration determine whether the meter's achieved accuracy matches its calculation capability. In a production design, evaluate the complete analog front end rather than relying on IC specifications alone. This page synthesizes the verified manufacturer product description, distributor availability information, package identification, and engineering-oriented application guidance. It distinguishes documented facts from parameters that require confirmation in the manufacturer datasheet, helping engineers evaluate whether the ADE7755ARSZRL is appropriate for a new metering design.
ADE7758ARWZ - 3-Phase Energy Metering IC | Analog Devices
The Analog Devices ADE7758ARWZ is a high-accuracy, 3-phase electrical energy measurement IC with a serial interface and two pulse outputs. According to the provided manufacturer data, it is packaged in a 24-pin SOIC and operates with AVDD = DVDD = 5 V ± 5%, an on-chip reference, and a 10 MHz crystal input. The device measures active, reactive, and apparent energy and provides RMS information through integrated signal-processing circuitry. The ADE7758 belongs to the energy-metering IC hierarchy: energy meter IC -> metering and monitoring IC -> analog and mixed-signal semiconductor -> power-management and measurement system component. Its role is to convert three-phase voltage and current signals into digital energy measurements and calibrated pulse information for utility meters, industrial energy monitors, and revenue-grade metering equipment. The provided manufacturer description identifies second-order sigma-delta ADCs, a digital integrator, reference circuitry, and a temperature sensor. These blocks support accurate current and voltage acquisition while reducing the need for extensive external analog processing. The serial interface allows a host controller or microcontroller to retrieve measurement and calibration data, while the two pulse outputs support meter-rate signaling and external counting equipment. Operation is specified with analog and digital supplies of 5 V ± 5%, AGND and DGND at 0 V, a 10 MHz crystal at CLKIN, and a temperature range from -40°C to +85°C. The 24-SOIC package is suitable for conventional surface-mount PCB assembly. Exact input-current, voltage, accuracy, calibration, and electrical-current ratings are not included in the supplied verified excerpts, so those values must be taken from the manufacturer datasheet before design sign-off. Typical applications include three-phase utility meters, industrial submeters, energy-quality monitoring, active and reactive energy accumulation, and systems requiring per-phase information. The two pulse outputs are useful where an external counter, display system, or data logger needs a compact energy-rate signal rather than only a serial data stream. For implementation, preserve the specified analog and digital grounding scheme, decouple both supply domains, route the current and voltage channels for the datasheet-recommended analog layout, and account for the 10 MHz crystal requirement. This page combines the supplied manufacturer and distributor information with practical application guidance and clearly marks parameters that require datasheet verification.
ADE7763ARSZRL - Single-Phase Energy Metering IC | Analog Devices
The Analog Devices ADE7763ARSZRL is a production single-phase active and apparent energy metering IC with a 4.75 V to 5.25 V supply range, a 3 mA supply current, and a 20-SSOP package. It integrates two second-order, 16-bit sigma-delta ADCs, fixed-function signal processing, reference circuitry, and a temperature sensor for energy and RMS measurements. What is an energy metering IC? An energy metering IC is a specialized analog and digital signal-processing semiconductor that measures voltage and current, then calculates active energy, apparent energy, RMS values, and line-related timing. The ADE7763 sits within the broader energy-measurement and power-monitoring IC hierarchy, combining sensor interfacing and calculation functions that would otherwise require separate ADCs, DSP logic, and control circuitry. The verified product data identifies high measurement accuracy, a 390 kOhm input impedance, and support for IEC 61036/60687, IEC 62053-21, and IEC 62053-22. Its on-chip digital integrator enables direct interface to current sensors with di/dt output. These features make the device suitable for single-phase utility meters, energy-monitoring equipment, and industrial power-measurement products. The two 16-bit sigma-delta ADC channels provide the measurement front end, while the integrated digital processing handles the energy and RMS calculations. A 3 mA supply current supports low-power metering designs, and the 4.75 V to 5.25 V supply range is appropriate for conventional 5 V meter electronics. The manufacturer describes the ADE7763 family as production, with a list price starting from $2.96 as shown on the official product page. Typical deployments include residential single-phase energy meters, smart-meter signal chains, industrial energy monitors, and power-quality measurement modules. In these systems, the IC is placed near the voltage and current sensing paths, with the sensor outputs conditioned before entering the metering channels. Accurate external component selection, layout isolation, and stable reference circuitry remain essential. The principal design consideration is ensuring the voltage and current channels are properly scaled and protected while preserving the accuracy promised by the metering architecture. Engineers should verify the complete schematic against Analog Devices guidance and account for sensor type, line-voltage range, calibration, and temperature performance. This page combines verified manufacturer and distributor information with application guidance, comparison placeholders, and design notes. Exact pricing and lead time should be confirmed at purchase because distributor inventory and commercial terms can change.
ADE7868AACPZ - 3-Phase Energy Metering IC | Analog Devices
The Analog Devices ADE7868AACPZ is a high-accuracy, three-phase electrical energy measurement IC with second-order sigma-delta ADCs, serial interfaces, and three flexible pulse outputs, housed in a 40-lead LFCSP-WQ surface-mount package measuring 6 x 6 mm. The device is designed for energy metering, industrial power monitoring, and revenue-grade measurement systems. It supports measurement of fundamental and harmonic energy quantities, including active energy and reactive energy processing covered by the ADE7868A family. An energy-metering IC is a specialized analog and digital signal-processing component that converts voltage and current information into calibrated measurements, accumulated energy values, and output events. Within the broader hierarchy, the ADE7868AACPZ belongs to the energy-metering IC class, then to specialized data-conversion and power-management system ICs. Its integrated signal chain reduces the need for external analog front-end components while supporting accurate multi-phase measurement. According to the Analog Devices ADE7868A product-page description, the device incorporates second-order sigma-delta analog-to-digital converters, a digital integrator, reference circuitry, and the processing required for fundamental and harmonic energy calculations. The ADE7868A and ADE7878A family also includes IRQ0 and IRQ1 interrupt request pins and low-power modes intended to preserve energy accumulation during tampering situations. The package and electrical details identify the ADE7868AACPZ as a 40-pin, square, surface-mount LFCSP-WQ device. The supplied distributor results identify the package as 40-LFCSP-WQ, 6 x 6 mm. The Arrow listing further describes the package as a 40-pin LFCSP with exposed pad and tray packaging. These package details make it important to follow the Analog Devices land-pattern and exposed-pad recommendations during PCB design. Typical applications include three-phase utility meters, industrial energy monitors, building power-management systems, submeters, power-quality instruments, and energy accumulation platforms. The serial interface allows a host controller or meter microcontroller to retrieve measurements, while flexible pulse outputs support external counting, calibration, or energy-pulse signaling. For robust implementation, maintain the specified input-network topology, provide suitable analog filtering, and observe the exposed-pad thermal and soldering requirements. This page combines verified distributor listings, manufacturer-family information, comparison data, and practical design guidance; unavailable device-specific parameters are explicitly marked rather than estimated.
ADE7868AACPZ-RL - 3-Phase Energy Meter IC | Analog Devices
Analog Devices ADE7868AACPZ-RL is a high-accuracy, 3-phase electrical energy measurement IC with serial interfaces and three flexible pulse outputs, packaged in a 40-LFCSP-WQ 6 mm × 6 mm package. It incorporates second-order Σ-Δ ADCs, a digital integrator, reference circuitry, and signal processing for energy and RMS measurements. An energy-metering IC is a specialized analog and digital semiconductor that converts voltage and current signals into digital measurements used by utility meters, industrial monitors, and power-management equipment. The ADE7868A family belongs to the broader energy-measurement IC hierarchy and combines analog front-end conversion with digital processing, calibration, communication, and pulse-output functions. Key features of the ADE7868AACPZ-RL include support for three-phase electrical measurement, second-order Σ-Δ ADCs, serial interfaces, three flexible pulse outputs, reference circuitry, and digital integration. The manufacturer describes the family as providing total fundamental and harmonic active, reactive, and apparent energy measurement and RMS calculations, depending on the specific device and configuration. Technically, the device is designed to process several power-line signals while transferring results to an external host through serial communication. Its measurement architecture is intended to support accurate energy accumulation and metering functions without requiring the same processing to be implemented entirely in external hardware. The exact input ranges, accuracy grades, supply limits, operating temperature, and electrical limits are not included in the provided verified snippets and must be confirmed from the complete manufacturer datasheet before design release. Typical uses include three-phase utility energy meters, industrial power-monitoring equipment, building energy-management systems, revenue-grade metering platforms, and embedded measurement instruments. The three flexible pulse outputs can support meter interfaces, while serial interfaces allow the host processor to retrieve measurement and configuration information. For PCB design, use the manufacturer’s recommended land pattern and verify the exposed-pad thermal and electrical requirements in the complete package drawing. The metering accuracy depends on signal conditioning, current and voltage sensing components, analog-layout discipline, grounding, filtering, and firmware calibration. This product-data page combines the verified manufacturer and distributor identity, pricing reference, package information, application context, and replacement-screening guidance. Unverified electrical values are intentionally marked for engineering review rather than inferred.
ADE9153AACPZ - Autocalibrated Energy Meter IC | Analog Devices
The Analog Devices ADE9153AACPZ is a high-accuracy, single-phase energy metering IC with mSure autocalibration, packaged in a 32-lead LFCSP measuring 5 mm by 5 mm. It supports automatic current- and voltage-channel calibration for shunt-based meters, including Class 1 and Class 2 designs. The verified product information identifies it as an energy-metering data-acquisition and ADC/DAC-specialized device. What is an energy metering IC? An energy metering IC measures voltage and current, extracts real-power information, and supplies the measurement engine for electricity meters and energy-monitoring equipment. It belongs to the signal-chain hierarchy of analog-to-digital converter, data-acquisition IC, energy-metering IC, and semiconductor. In a single-phase shunt-based meter, the voltage channel provides the potential reference while the current channel senses the voltage drop across a shunt. The principal differentiator is mSure autocalibration. According to the Analog Devices ADE9153A product page, the feature measures the complete current and voltage signal paths and automatically calibrates the meter without requiring an accurate source or an accurate reference meter when a shunt resistor is used. This can simplify production calibration while supporting both Class 1 and Class 2 meters. The ADE9153A is intended for accurate single-phase energy measurement rather than generic data acquisition. Its dedicated metering architecture integrates the measurement and calibration functions needed to implement a compact meter signal chain. Exact converter resolution, accuracy grades, supply range, current-channel range, output interface, and electrical limits were not included in the supplied source excerpts and must be confirmed in the manufacturer datasheet before schematic or firmware release. Typical applications include single-phase residential electricity meters, smart-meter signal-chain boards, industrial energy monitors, utility sub-metering modules, and energy-measurement front ends using a shunt sensor. Autocalibration is particularly useful in volume manufacturing, where reducing dependence on calibrated reference instruments can streamline test and calibration workflows. A robust implementation must follow the manufacturer’s recommended input network, grounding, filtering, PCB layout, and decoupling guidance. Designers should verify the analog input ranges and exposed-pad connection directly in the official datasheet because those values are not present in the verified excerpts. Firmware must also implement the specified measurement sequence and calibration data flow rather than treating autocalibration as a substitute for final meter accuracy testing. This page consolidates the verified manufacturer and distributor information, distinguishes documented benefits from unavailable electrical details, and provides engineering guidance for selecting and integrating the ADE9153AACPZ in single-phase energy-metering equipment.