Circuitos Integrados

HI7191IBZ

HI7191IBZ - 24-Bit Sigma-Delta ADC | ±5V 20-SOIC | Renesas

The Renesas (formerly Intersil) HI7191IBZ is a 24-bit, high-precision, sigma-delta analog-to-digital converter that operates from ±5V dual supplies in a 20-pin SOIC wide-body package. It integrates a monolithic instrumentation-grade front-end with a sigma-delta modulator and digital filter, delivering one differential input channel at up to 2 kSPS conversion rate with fully differential signal and reference inputs. A sigma-delta (Σ-Δ) analog-to-digital converter is a precision converter architecture that oversamples the input signal at a much higher frequency than the target output rate and uses noise shaping to push quantization noise out of the baseband. The Σ-Δ family sits within the broader hierarchy of analog-to-digital converters -> data converters -> signal chain ICs -> mixed-signal semiconductors, and is the dominant topology for high-resolution (>20-bit), low-bandwidth precision measurement applications such as weigh scales, strain gauges, thermocouples, and industrial instrumentation front-ends. Key features include an internal programmable-gain instrumentation amplifier (PGIA) providing gains from 1 to 128 to eliminate external pre-amplifiers, on-demand auto-calibration of the line-to-ground and reference paths, and 24-bit noise-free resolution. Both the analog signal inputs and the reference input are fully differential, maximizing common-mode rejection for sensor-bridge and ratiometric measurement topologies. Architecturally, the device combines a chopper-stabilized instrumentation amplifier, a second-order sigma-delta modulator, and a digital decimation filter. Calibration registers compensate for offset and gain errors, allowing system designers to achieve better than 20-bit effective resolution in real measurement channels. The ±5V supply requirement supports high common-mode input ranges, which is essential when interfacing directly to bridge-type sensors in industrial environments. Typical applications include precision weigh scales, industrial process-control analog front-ends, strain-gauge and load-cell signal chains, and laboratory instrumentation. The on-demand calibration feature is particularly valuable for systems that must retain accuracy across long unattended operation. When designing with this part, allocate adequate decoupling at each V+ and V- pin (typically 10 µF tantalum in parallel with 0.1 µF ceramic) and follow a star-ground layout for the analog ground return, because residual common-mode disturbance on the reference directly translates into gain error. This page synthesizes distributor pricing, pin-compatible drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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HI7191IBZ-T

HI7191IBZ-T - 24-Bit Sigma-Delta ADC, SOIC-20 | Renesas

The Renesas (formerly Intersil) HI7191IBZ-T is a monolithic 24-bit instrumentation-grade sigma-delta analog-to-digital converter that operates from ±5 V supplies and integrates a programmable-gain instrumentation amplifier (PGIA) with gains from 1 to 128. It is offered in a 20-pin SOIC (SOIC-20 / MS-013-AC) industrial-temperature package with a 5 V single/dual supply rail and fully differential signal and reference inputs. A sigma-delta ADC is a type of oversampling converter that trades raw speed for very high resolution by pushing quantization noise to high frequencies where it can be digitally filtered away; the technique is widely used in precision measurement, weigh scales, sensor front-ends, and industrial instrumentation where DC accuracy and noise rejection matter more than bandwidth. The HI7191 belongs to the broader hierarchy of mixed-signal data converters (ADC -> sigma-delta ADC -> precision ADC -> data converter IC), and within Renesas it sits in the legacy Intersil precision-converter family. Key features highlighted in the manufacturer datasheet include 24-bit no-missing-code resolution, integrated PGIA with gains of 1, 2, 4, 8, 16, 32, 64, and 128 eliminating the need for an external pre-amplifier, fully differential analog inputs, an on-demand converter that auto-calibrates on power-up, and a serial interface for digital readback. Industrial operating temperature range of -40 °C to +85 °C makes it suitable for factory-floor and process-control environments. Typical applications span weigh scales, load-cell bridges, strain-gauge signal chains, temperature-bridge measurements (RTD and thermocouple front-ends with PGA), industrial pressure transmitters, and multi-channel data-acquisition front-ends where the PGIA directly digitizes the conditioned bridge output. The integrated PGIA is the main architectural differentiator versus competing 24-bit ADCs that require a separate external instrumentation amplifier. When designing with the HI7191IBZ-T, observe the supply-rail and reference-decoupling guidance from the datasheet, place the analog/digital grounds on a common star, and route the serial interface traces away from the analog inputs to preserve CMRR. Renesas marks this part Obsolete on the product family page, so engineers designing new boards should confirm longevity of supply or evaluate pin-compatible drop-in alternatives listed below.

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HI7191IPZ

HI7191IPZ - 24-Bit Sigma-Delta ADC, ±5V, 20-PDIP | Renesas

The Renesas (formerly Intersil) HI7191IPZ is a 24-bit, high-precision instrumentation sigma-delta analog-to-digital converter that operates from ±5V analog and digital supplies and is housed in a 20-pin PDIP (plastic DIP) through-hole package. The device integrates a fully differential signal input path, a fully differential reference input, and an on-chip programmable-gain instrumentation amplifier (PGIA) with binary gain steps from 1 to 128, eliminating the need for an external pre-amplifier in most transducer front-ends. The serial I/O port is compatible with both Motorola 6805/11-series SPI and Intel 8051-series SSR synchronous transfer formats. An ADC of the sigma-delta type is a noise-shaping converter that oversamples the input at a rate far above the Nyquist frequency and pushes quantization noise out of the baseband, trading speed for resolution. The HI7191IPZ is part of the instrumentation ADC category, which sits hierarchically inside precision data converters, alongside successive-approximation (SAR) ADCs at lower resolution and wider bandwidth. Compared with successive-approximation ADCs, instrumentation sigma-delta converters such as the HI7191IPZ deliver far higher effective resolution at low word rates while integrating input conditioning, making them ideal for direct connection to bridge sensors, thermocouples, and other low-level differential sources. Key differentiating features include 24-bit resolution, the on-chip PGIA with gains of 1, 2, 4, 8, 16, 32, 64, and 128, on-chip calibration registers that allow user-initiated self- and system-calibration routines, and a low-power standby mode controlled through the serial interface. The combination of differential inputs, a differential reference, and integrated gain front-end allows the converter to maintain high common-mode rejection and resolution over the full-scale input range. The converter architecture combines a charge-balancing modulator, a digital decimation filter, and the integrated PGIA, yielding a single-chip instrumentation front-end. The HI7191IPZ targets a maximum output word rate of approximately 2 kSPS at full 24-bit resolution, making it suited to DC and quasi-DC precision measurements rather than wideband signal acquisition. The HI7191IPZ is pin-compatible with the HI7190IPZ, which shares the same die but offers tighter linearity specifications for the most demanding calibration channels. Typical applications include precision weighing scales and load-cell readouts, industrial process-control pressure and strain instrumentation, laboratory and analytical instrumentation such as pH and conductivity meters, thermocouple and RTD temperature acquisition modules, and battery-powered portable instrumentation where the standby mode and low input current draw help extend operating life. Designers most often place the HI7191IPZ between the transducer bridge and an external microcontroller, with the MCU configuring PGIA gain, calibration, and channel selection via the four-wire synchronous serial interface. Key design considerations include providing well-decoupled analog and digital ±5V supplies, buffering inputs where source impedance is high, and writing a calibration routine that exercises the on-chip zero-scale and full-scale registers. Note that the HI7191IPZ is currently listed as obsolete on the Renesas product page, so designers should confirm long-term availability or plan around the pin-compatible HI7190IPZ. This page synthesizes distributor pricing, package information, parametric comparison data, and pin-compatible alternatives not aggregated on any single distributor page.

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HI9P5701K-5

HI9P5701K-5 - 6-Bit 30MSPS Flash ADC, 18-SOIC | Renesas

The Renesas HI9P5701K-5 is a monolithic 6-bit CMOS flash analog-to-digital converter sampling at 30 MSPS in an 18-pin SOIC wide-body package, with a single +5V analog supply and TTL/CMOS-compatible digital outputs. The flash architecture uses 63 parallel comparators to deliver a full 6-bit conversion in a single clock cycle, enabling sub-100 ns latency suitable for digital oscilloscope front-ends, video digitizers, and radar IF signal capture. A flash ADC is the fastest ADC architecture available, performing quantization in one step using a bank of comparators and a resistor ladder, in contrast to successive-approximation (SAR) converters that resolve one bit per clock cycle. Flash ADCs trade resolution for speed, making them ideal for sub-8-bit high-bandwidth applications where latency must be near zero. The HI9P5701K-5 occupies the lower-resolution tier of the flash family, sitting beneath 8-bit and 10-bit flash parts and competing with high-speed pipeline ADCs only when absolute lowest latency is required. Key specifications include 30 MSPS minimum sampling rate, 6-bit parallel output, single +5V supply operation, and CMOS/TTL-compatible digital outputs. The 18-SOIC wide-body (7.5 mm) package offers a familiar through-hole-replacement footprint for prototyping while still supporting surface-mount assembly. The internal architecture combines a precision resistor ladder, 63 latched comparators, and a priority encoder to produce a binary output word, with an overflow bit for out-of-range indication. The 30 MSPS analog input bandwidth allows the HI9P5701K-5 to digitize signals with frequency content up to approximately 15 MHz (per Nyquist), making it well suited to baseband and low-IF applications. Designers can also operate the part at lower sample rates for reduced power dissipation, though the flash architecture does not offer the dynamic scaling of pipeline or SAR converters. Typical applications include digital oscilloscope front-ends, video digitizers and frame grabbers, ultrasound medical imaging receive channels, radar IF digitizers, and digital communication test equipment. The 18-SOIC wide-body package simplifies hand prototyping while remaining suitable for high-volume SMT assembly. When designing with the HI9P5701K-5, ensure the analog input is bandwidth-limited to less than 15 MHz to prevent aliasing, and place a high-quality sample-and-hold or anti-aliasing filter directly at the input pin. The wide-body SOIC requires a 7.5 mm land pattern - do not substitute a narrow-body SOIC footprint. Decouple VDD with a 100 nF ceramic placed within 5 mm of the supply pin. This page synthesizes distributor stock and pricing, drop-in 18-SOIC wide-body alternatives, and practical layout notes not consolidated in the original Renesas / Intersil datasheet, giving procurement and design engineers a single source for cross-reference and lifecycle decisions.

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HM628128LP-8

HM628128LP-8 - 128K x 8 85ns CMOS SRAM | Renesas

The Renesas Electronics HM628128LP-8 is a 128K x 8-bit high-speed CMOS static RAM with an 85 ns access time, supplied in a 32-pin PDIP package. The device provides 131,072 words of read/write memory, implements eight parallel data bits, and uses 0.8 μm Hi-CMOS process technology to combine higher density, faster access, and low power consumption. Static random-access memory, or SRAM, is a volatile semiconductor memory category that stores each bit as a latch state and therefore does not require periodic refresh. A parallel SRAM belongs to the broader hierarchy of semiconductor memory, alongside ROM, DRAM, flash memory, and other volatile or nonvolatile storage. The HM628128LP-8 is positioned for systems requiring deterministic access, direct bus interfacing, and byte-wide memory rather than the high density or serial interface of more specialized memory devices. Its principal specifications include a 131072-word by 8-bit organization, an 85 ns rated access time, CMOS technology, and a 32-pin plastic DIP package. The 0.8 μm Hi-CMOS implementation supports the device's stated combination of density, performance, and low power consumption. Because the memory is organized for eight-bit parallel operation, the associated system bus must present and latch eight data lines for each addressed word. In a typical processor or controller system, the SRAM provides temporary storage for variables, buffers, stack or working memory, and intermediate data that must be accessed rapidly. Its parallel architecture simplifies connection to older microprocessor and embedded-controller buses, while the 85 ns timing provides a defined maximum access interval for synchronous memory-control logic. Exact address timing, setup requirements, and power-state limits should be implemented according to the manufacturer datasheet. Typical uses include industrial control systems, legacy embedded platforms, data-acquisition equipment, communication modules, and compact controller boards that retain a parallel SRAM interface. It can also serve as expansion memory when a controller lacks sufficient internal RAM. Selection should account for package footprint, bus width, access timing, supply voltage, and signal levels, because memory components with the same storage capacity are not necessarily interchangeable. The most important PCB-design issue is preserving signal integrity across the address, data, and control lines. Place the device close to the memory controller when possible, route the bus systematically, and decouple each supply connection near the package. Because this is a legacy PDIP device intended for through-hole assembly, designers should also verify board spacing, pin orientation, and any daughter-card or socket constraints before committing the footprint. This product page combines the published memory organization, access time, technology, and package information with drop-in replacement analysis, application guidance, comparison parameters, and practical integration notes. It is intended to help engineers determine whether HM628128LP-8 fits an existing parallel-memory design and what must be checked before substitution or PCB reuse.

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HMC704LP4E

HMC704LP4E - 8 GHz 19-Bit Fractional-N PLL | Analog Devices

The Analog Devices HMC704LP4E is an 8 GHz, 19-bit fractional-N phase-locked loop frequency synthesizer with one output, supplied in a 24-pin VFQFN exposed-pad package. It uses a silicon-germanium BiCMOS process and combines a low-noise digital phase detector, VCO, divider, reference divider, and precision controlled charge pump. According to the manufacturer product page, the HMC704 family is designed for very low phase noise and spurious content. The manufacturer datasheet states that reference spurious levels can typically be below -100 dBc when used with a well-designed board layout. A fractional-N PLL is a frequency synthesizer that uses a controllable divider ratio to synthesize a precise output frequency from a stable reference. In the signal-chain hierarchy, this PLL belongs to clock generation and timing, then to frequency synthesis, and finally to the broader semiconductor and RF signal-control categories. Its programmable synthesis capability is useful when a system needs a local clock, modulation capability, or flexible frequency relationship between a reference source and downstream circuitry. The HMC704LP4E combines an 8 GHz synthesizer identity with a 19-bit fractional-N control word. The verified distributor listing identifies it as an integer-N/fractional-N clock-generation IC with a 24-VFQFN exposed-pad package. Its ultra-low-spurious design target makes it relevant to RF, communications, test-and-measurement, and other systems where phase noise, reference spurs, or frequency flexibility affect signal integrity. The exact reference frequency, output-frequency range, divider limits, supply currents, temperature range, and package dimensions are not included in the supplied verified text and require confirmation from the complete manufacturer datasheet. The silicon-germanium BiCMOS implementation supports the device’s combined high-frequency and low-noise synthesizer architecture. The integrated phase detector, charge pump, VCO, and divider functions reduce the number of external frequency-generation blocks while preserving programmable loop behavior. External loop-filter components and a stable reference supply remain essential design considerations because they determine loop bandwidth, phase noise, reference-spur performance, and settling behavior. Typical applications include RF transceiver clock generation, communication equipment, frequency-conversion systems, instrumentation, and test equipment. In an RF system, the synthesizer can generate a relationship between the local reference and a required channel or conversion frequency. In instrumentation, programmable frequency generation provides flexibility when the exact output frequency is selected by the host or test sequence. The most important layout consideration is preserving the low-spurious performance claimed by the manufacturer. Keep the reference and sensitive synthesizer paths short, use a stable low-noise supply, provide suitable decoupling, and follow the manufacturer’s recommended reference and loop-filter implementation. The HMC860LP3E is identified in the verified datasheet snippet as a recommended low-noise, high-PSRR regulator for minimizing external spurious sources. This page combines the verified HMC704 identity, package, synthesizer description, lifecycle indication, reference-spurious claim, and source links with clearly marked engineering data gaps. It also distinguishes verified facts from parameters that must be checked in the full datasheet before a new PCB or production design is released.

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HMCAD1040-40

HMCAD1040-40 - Dual 10-Bit 20/40 MSPS ADC | Analog Devices

The Analog Devices HMCAD1040-40 is a high-performance, low-power dual 10-bit analog-to-digital converter with a maximum sampling rate of 40 MSPS, housed in a 64-pin QFN (9x9 mm) package. It supports one or two analog input channels in a pipelined architecture and delivers ultra-low power dissipation of 24 mW at 20 MSPS and 43 mW at 40 MSPS. An ADC (analog-to-digital converter) is a data-acquisition component that converts continuous analog signals into discrete digital codes. Within the signal chain hierarchy, an ADC sits between the analog front end (sensor, amplifier, anti-alias filter) and the digital back end (DSP, FPGA, processor). Pipelined ADCs like the HMCAD1040-40 use a multi-stage architecture to achieve high sample rates at low power, making them well suited to multi-channel applications where energy and board area are constrained. Key features include 10-bit resolution, 61.6 dB SNR at 8 MHz input, internal reference circuitry (eliminating the need for an external reference IC), a 1.8 V core supply, a 1.7-3.6 V I/O supply for direct interfacing to modern CMOS logic, parallel CMOS output data, and a serial CMOS control interface. The proprietary internal structure balances dynamic performance with very low power consumption across the 20/40 MSPS operating range. In dual-channel mode the ADC can convert two independent analog inputs simultaneously, doubling channel density per package. The CMOS control interface allows configuration of channel selection, sample rate, and output formatting through a simple serial bus, while the parallel CMOS outputs integrate directly with ASICs, FPGAs, or microcontrollers without level translation. Typical applications include portable instrumentation, handheld oscilloscope front ends, low-power medical imaging, IF sampling in communication receivers, and industrial multi-channel data acquisition. The combination of dual channels, 40 MSPS capability, and 43 mW power dissipation makes the part attractive for battery-powered and channel-dense designs. When designing with this device, place the decoupling capacitors as close as possible to the analog and digital supply pins and keep the analog input traces short and guarded to preserve SNR. The internal reference is adequate for most applications, but a low-noise external reference may improve SFDR in the most demanding spectra. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes that go beyond what the manufacturer datasheet alone provides, including a curated comparison against same-family ADI converters and pin-compatible cross-brand options.

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HMCAD1040-80

HMCAD1040-80 - Dual 10-bit 80 MSPS ADC | Analog Devices

The Analog Devices HMCAD1040-80 is a high-performance, low-power dual 10-bit analog-to-digital converter (ADC) sampling at up to 80 MSPS, housed in a 64-pin HVQCCN/LFCSP SMT package (9 mm x 9 mm). It employs internal reference circuitry, a CMOS control interface, and CMOS parallel output data, organized as a two-channel pipelined architecture with digital error correction. What is a pipelined ADC? A pipelined analog-to-digital converter is a multi-stage converter that processes the analog input through a cascade of low-resolution flash sub-ADC stages, each followed by a residue amplifier and DAC. This architecture delivers high sampling rates (tens to hundreds of MSPS) at moderate resolution (8-14 bits), occupying less silicon area than full-flash converters and consuming less power per MSPS. In the broader taxonomy: ADC -> data converter -> mixed-signal IC -> semiconductor. Pipelined ADCs dominate applications where conversion speed and channel density matter more than absolute DC precision. Key features include 80 MSPS maximum sampling rate (the -80 suffix designates the 65/80 MSPS speed grade), 10-bit resolution across two simultaneous sampling channels, an internal bandgap reference, CMOS-compatible digital I/O, and a low-power operating profile suitable for portable and densely-populated designs. The pipelined core with proprietary calibration enables excellent linearity across the full operating range. Technical depth: each channel contains a sample-and-hold front end, multi-bit pipelined quantizer, and on-chip digital error correction. A shared internal reference minimizes external component count and supports stable gain across temperature. The CMOS control interface allows direct connection to FPGAs, ASICs, or DSPs without level translation, while the parallel CMOS outputs deliver low-latency data ideal for high-throughput signal processing. Typical applications include medical imaging (ultrasound beamformers, portable patient monitors), industrial inspection, communications IF/baseband digitizers, multi-channel data acquisition systems, and handheld test equipment. The dual-channel simultaneous-sampling nature makes it well-suited for I/Q demodulation and quadrature signal chains. Design consideration: route analog inputs as differential pairs with controlled impedance, and place decoupling capacitors within 5 mm of the supply pins. The HVQCCN exposed pad must be soldered to the board ground plane for thermal and electrical performance. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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HMCAD1041-80

HMCAD1041-80 - 10-Bit 80 MSPS Low-Power ADC | Analog Devices

The Analog Devices (formerly Hittite Microwave) HMCAD1041-80 is a high-performance, ultra-low-power 10-bit analog-to-digital converter (ADC) supporting 65/80 MSPS sampling rates in a 40-pin QFN (6x6 mm) package. It delivers 61.6 dB SNR at 8 MHz input frequency while consuming only 38/46 mW, making it one of the lowest-power ADCs in its speed class. An ADC (Analog-to-Digital Converter) is a data acquisition component that samples continuous analog signals and converts them into discrete digital codes. ADCs sit within the broader signal chain hierarchy: ADC -> data converter -> data acquisition IC -> mixed-signal semiconductor. The HMCAD1041-80 belongs to the pipelined ADC family, which uses a multi-stage architecture to achieve high sampling rates at moderate resolution. Key features include an internal reference circuitry eliminating external reference components, a 1.8 V core supply voltage, a 3.3 V analog/digital I/O supply, and a differential clock interface supporting LVDS, LVPECL, sine wave, and CMOS clock inputs. The pipelined architecture provides excellent linearity optimized for input frequencies up to Nyquist, while the CMOS output data interface simplifies FPGA/ASIC connectivity without requiring LVDS deserialization. Typical applications include portable medical imaging, low-power wireless communication baseband digitization, handheld test and measurement equipment, ultrasound front-end ADCs, and portable industrial data loggers. Its pin-compatibility with HMCAD1041-40, HMCAD1051-40, and HMCAD1051-80 allows platform design reuse across sampling rates and resolution variants. When designing with this device, ensure the analog input is driven by a low-jitter, differential source for optimal SNR; place the 1.8 V and 3.3 V decoupling capacitors as close as possible to the supply pins, and use a properly terminated differential clock to minimize aperture jitter. This page synthesizes distributor pricing, drop-in compatible ADC variants, and practical design notes that complement the official Analog Devices datasheet.

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HMCAD1050-40

HMCAD1050-40 - Dual 12/13-Bit 40 MSPS ADC | Analog Devices

The Analog Devices HMCAD1050-40 is a high-performance, low-power dual analog-to-digital converter (ADC) supporting both 12-bit and 13-bit resolution at sample rates of 20 MSPS and 40 MSPS respectively, packaged in a 64-lead QFN (9x9 mm) exposed-pad SMT package. The proprietary pipelined architecture integrates a highly linear track-and-hold amplifier (THA) optimized for input frequencies up to 70 MHz, an internal voltage reference, CMOS control logic, and CMOS output data paths on a single die. An ADC (analog-to-digital converter) is a data-acquisition component that samples continuous analog signals and converts them into discrete digital codes; it sits within the data-converter IC category, which is a sub-category of signal-chain mixed-signal ICs. Pipeline ADCs in particular use multiple low-resolution flash stages with inter-stage residue amplification and digital error correction, achieving a favorable balance between high sample rate, low power, and moderate resolution. The HMCAD1050-40's highlights include dual simultaneous sampling channels, pin compatibility with HMCAD1040-40, HMCAD1040-80 and HMCAD1050-80, a flexible LVDS/LVPECL/sine/CMOS differential clock interface, and low-jitter clock distribution that supports clean sampling of intermediate-frequency (IF) signals. The internal reference eliminates the need for external precision references and simplifies board layout. Typical applications include low-IF and baseband communications receivers, portable ultrasound and medical imaging front-ends, handheld test and measurement instruments, multi-channel data-acquisition systems, and software-defined radio (SDR) baseband capture. Designers also select this ADC when they need a compact, low-power dual-channel conversion path that reduces BOM count compared with two discrete single-channel ADCs. When designing with the HMCAD1050-40, ensure the input driving amplifier has sufficient bandwidth and differential slew rate to settle within one sample period; the differential clock must be low-jitter to preserve SNR, and the exposed pad must be soldered to a sufficiently large ground plane to meet the device's thermal dissipation. Note that this part is being transitioned out of stock at multiple distributors and a drop-in upgrade to HMCAD1050-80 (80 MSPS) is recommended for new designs. This page synthesizes manufacturer specifications, distributor pricing, and drop-in alternatives that engineers evaluating the HMCAD1050-40 need in a single consolidated view.

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HMCAD1050-80

HMCAD1050-80 - Dual 13/12-Bit 80 MSPS ADC | Analog Devices

The Analog Devices HMCAD1050-80 is a high-performance, low-power dual analog-to-digital converter (ADC) that samples up to 80 MSPS with selectable 12-bit or 13-bit resolution. It uses a proprietary pipelined architecture with internal reference circuitry, a CMOS control interface, and CMOS-compatible output data, all housed in a 64-lead HVQCCN surface-mount package (9 mm x 9 mm). An ADC (Analog-to-Digital Converter) is a data converter IC that transforms continuous analog signals into discrete digital codes. It belongs to the broader hierarchy: ADC -> data converter -> signal chain IC -> mixed-signal semiconductor. The HMCAD1050-80 occupies the dual-pipelined, low-power tier of that hierarchy, optimized for time-interleaved or simultaneous sampling in communications, instrumentation, and medical imaging front ends. Key features include a highly linear THA (Track-and-Hold Amplifier) optimized for input frequencies up to 70 MHz, low-jitter differential clock interface supporting LVDS, LVPECL, sine-wave, and CMOS clock inputs, and dual independently controlled channels. The proprietary architecture delivers excellent SFDR and SNR for mid-bandwidth IF sampling while keeping total power consumption low. The device uses a differential clocking scheme that decouples jitter-sensitive ADC timing from board-level digital noise. Pin compatibility with HMCAD1040-40, HMCAD1040-80, and HMCAD1050-40 simplifies family-level design reuse, letting engineers migrate between sample rates and resolutions without PCB rework. Typical applications include communications receivers, medical imaging systems (ultrasound beamformers), portable instrumentation, low-cost digital oscilloscopes, and multi-antenna base-station designs. The 12/13-bit flexibility also makes it attractive for software-defined radio (SDR) platforms. When designing with this part, follow the recommended PCB layout for the differential clock traces and provide adequate decoupling near each supply pin. Because the ADC is dual, channel-to-channel skew calibration is recommended in production test for beamforming or I/Q applications. This page synthesizes distributor availability, drop-in pin-compatible family variants, and practical design considerations that are not aggregated on a single manufacturer page.

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HMCAD1051-40

HMCAD1051-40 - 13/12-Bit 40 MSPS Ultra-Low-Power ADC | Analog Devices

The Analog Devices HMCAD1051-40 (originally Hittite) is a high-performance, ultra-low-power single-channel analog-to-digital converter (ADC) that delivers 13-bit or 12-bit resolution at sampling rates up to 40 MSPS, packaged in a 6 mm × 6 mm 40-pin QFN (LP6HE). It is now listed by Analog Devices as Obsolete, which makes drop-in sourcing decisions important for ongoing production designs. An ADC (analog-to-digital converter) is a data-acquisition integrated circuit that samples continuous analog input signals and converts them to discrete digital codes. Pipeline ADCs such as the HMCAD1051-40 use a multi-stage switched-capacitor architecture to achieve tens-of-MHz sampling rates at modest power levels, placing them in the hierarchy: pipeline ADC → ADC → data converter → data-acquisition IC → signal-chain semiconductor. They are widely used to digitize IF/baseband signals after mixer or amplifier stages. Key features include 13-bit resolution, 20/40 MSPS maximum sampling rate, 19/33 mW ultra-low power dissipation, 72 dB SNR at 8 MHz input frequency, internal reference circuitry, 1.8 V analog core supply, 1.7 V–3.6 V digital I/O supply, and a parallel CMOS output interface. The wide 1.7 V–3.6 V I/O range simplifies interfacing to modern FPGAs, ASICs, and microcontrollers without level shifters. Technically, the HMCAD1051-40 uses a proprietary multi-bit-per-stage pipelined architecture with on-chip sample-and-hold and an integrated bandgap-derived voltage reference. The CMOS control interface allows register programming of operating modes via a simple serial-style configuration port, while the parallel CMOS output delivers one sample per clock cycle, simplifying downstream capture in an FPGA or ASIC. Typical applications include portable/handheld test equipment, ultrasound front-end receive channels, low-power digital imaging, handheld oscilloscopes, and software-defined radio (SDR) intermediate-frequency (IF) digitizers. Its 33 mW power budget at 40 MSPS makes it suitable for battery-powered or fan-less embedded designs where thermal headroom is limited. When designing in this part, note that the LP6HE 40-QFN has an exposed pad that must be soldered to a continuous ground plane for both thermal dissipation and reference integrity. Because the part is Obsolete, designers of new products should evaluate the HMCAD1050-80 (a same-family, pin-compatible successor) or another currently-active 40-QFN pipeline ADC. This page synthesizes distributor stock and pricing, drop-in same-package alternatives, and practical PCB/decoupling guidance not bundled in the manufacturer datasheet.

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HMCAD1051-80

HMCAD1051-80 - 12/13-Bit 80MSPS Ultra-Low-Power ADC | Analog Devices

The Analog Devices HMCAD1051-80 is a high-performance, ultra-low-power 12/13-bit analog-to-digital converter (ADC) that samples at up to 80 MSPS in a 40-pin QFN (6x6 mm) package. The device provides a single analog input channel, pipelined architecture, CMOS control interface, CMOS output data, and internal reference circuitry, drawing approximately 90 mW at full speed from a single 3.0 V analog supply. An analog-to-digital converter (ADC) is a mixed-signal integrated circuit that converts continuous analog voltage signals into discrete digital codes. ADCs sit at the boundary between the analog physical world and the digital processing domain, enabling software-defined radios, digital oscilloscopes, medical imaging, and industrial sensors to capture real-world signals. Within the signal chain hierarchy, the ADC follows the front-end analog conditioning (amplifiers and filters) and precedes digital signal processing (DSP, FPGA, or microcontroller). The HMCAD1051 is a pipelined ADC, a sub-type of successive-approximation and flash architectures that achieves high sample rates at moderate resolution with low latency per stage. Key differentiating features include selectable 12-bit or 13-bit resolution, an input bandwidth exceeding 100 MHz, an integrated high-linearity sample-and-hold, and a flexible CMOS clock input that accepts both single-ended and differential sine-wave clocks. The proprietary pipeline structure provides spurious-free dynamic range (SFDR) above 70 dBc at near-Nyquist input frequencies, and the device supports both internal and external reference modes for system calibration. The HMCAD1051-80 implements a multi-stage pipelined topology with digital error correction, allowing a small die size and low power consumption compared with flash ADCs at the same sample rate. A proprietary input structure preserves linearity across the full-scale input range, and the LVCMOS/CMOS output stage is compatible with standard FPGA and ASIC digital receivers at rates up to 80 MSPS. Typical applications include software-defined radio (SDR) baseband digitizers, high-speed data acquisition front ends, communications test equipment, medical ultrasound receivers, and broadband IF sampling for instrumentation. The wide analog input bandwidth also makes the part suitable for radar, lidar, and high-speed industrial control loops. Designers should note that at 80 MSPS the analog input must be driven from a low-impedance, broadband amplifier with proper anti-alias filtering ahead of the ADC input. Using the internal reference is preferred for compact designs; an external reference can be applied when multiple ADCs must be matched to a single system reference for gain calibration. This page synthesizes distributor pricing, drop-in alternatives, application recommendations, and practical design notes not found in the manufacturer datasheet alone, giving engineers a faster path from selection to layout.

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HMCAD1100

HMCAD1100 - Octal 13/12-Bit 20-50 MSPS ADC | Analog Devices

The Analog Devices (formerly Hittite Microwave) HMCAD1100 is a high-performance, low-power octal analog-to-digital converter (ADC) that supports 13-bit and 12-bit resolution at sample rates of 20, 40, and 50 MSPS, packaged in a 64-pin HQCCN SMT (9x9 mm) housing. The device integrates eight simultaneous-sampling ADC channels with internal reference circuitry, a serial control interface, and serial LVDS output data, designed to interface cleanly with field-programmable gate arrays (FPGAs) from multiple vendors. An analog-to-digital converter (ADC) is a semiconductor device that converts continuous analog signals into discrete digital codes for downstream processing by microcontrollers, DSPs, or FPGAs. Octal ADCs like the HMCAD1100 occupy a specific niche in the data-converter hierarchy: they sit between general-purpose ADC integrated circuits and precision/high-speed ADC ICs, inheriting their pipelined architecture from the high-speed ADC family while adding multi-channel integration that replaces multiple discrete single-channel converters. This integration reduces board area, simplifies clock distribution, and improves channel-to-channel matching in phase-coherent systems such as ultrasound beamforming, MIMO radar, and multi-antenna communication receivers. Key features include eight simultaneous-sampling channels, selectable 13-bit or 12-bit resolution, internal reference circuitry eliminating the need for external reference components, very low startup time enabling fast wake-up from Sleep or Power Down modes, and serial LVDS digital outputs that minimize EMI and reduce the FPGA pin count. The proprietary internal architecture balances power consumption against conversion performance, making the part suitable for both portable and rack-mounted equipment. The HMCAD1100 targets applications where multiple synchronized analog channels must be digitized at moderate speeds, including medical imaging, industrial inspection, communications infrastructure, and consumer-grade test instrumentation. The serial LVDS output format reduces board routing complexity and supports long-distance digital traces between the ADC and the host FPGA without compromising signal integrity. This page synthesizes distributor pricing, drop-in cross-brand equivalents, and practical design notes (decoupling, LVDS routing, multi-FPGA clock distribution) not consolidated in the manufacturer datasheet.

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HMCAD1101

HMCAD1101 - Octal 13/12-bit 65 MSPS ADC LVDS | Analog Devices

The Analog Devices (formerly Hittite) HMCAD1101 is a high-performance, low-power octal analog-to-digital converter sampling up to 65 MSPS with 12-bit or 13-bit selectable resolution, housed in a 64-lead 9x9 mm SMT QFN package. The device delivers 51 mW per channel of power dissipation, 72.2 dB SNR at 8 MHz FIN, and 0.5 µs wake-up from Sleep mode, targeting multi-channel receive paths where both power and PCB density are constrained. An ADC (analog-to-digital converter) is a mixed-signal integrated circuit that quantizes a continuous-time analog input into a discrete binary code; ADCs sit hierarchically between analog front ends (amplifiers, filters) and digital processing blocks (FPGAs, DSPs, ASICs), and they are classified by architecture (SAR, pipeline, sigma-delta, flash), resolution (bits), and sample rate (samples per second). The HMCAD1101 is a pipelined ADC, the architecture of choice for medium-to-high sample rates with 10-16 bits of resolution where low latency and high spurious-free dynamic range are required simultaneously. Differentiating specifications include 8 simultaneously-sampled input channels, an internal reference (eliminating external reference noise coupling), 1.8 V analog and digital supply domains, serial LVDS output data, and a dedicated Sleep mode that reduces consumption to negligible levels during duty-cycled listen windows. The 13-bit extended-resolution mode offers SNR headroom for software-defined-radio digital down-converters, while the 12-bit mode halves LVDS lane usage in cost-constrained designs. Internally the HMCAD1101 uses a switched-capacitor pipelined core with per-channel digital error correction, and on-chip clock generation that accepts LVDS or CMOS sample clocks up to 65 MHz. Its proprietary calibration logic corrects inter-stage gain and offset at startup, which keeps INL and DNL within datasheet limits without user intervention and allows the part to meet 72.2 dBFS SNR at high input frequencies without front-end trimming. Typical applications include multi-antenna software-defined radio receivers, multichannel ultrasound beamforming front ends, phased-array radar digitizers, and cost-sensitive MIMO wireless infrastructure cards. Compared with discrete per-channel ADC pairs, the HMCAD1101 reduces PCB area by roughly 8x while keeping channel-to-channel gain match within 0.1 dB. When designing the FPGA interface, expect eight LVDS data lanes plus one LVDS bit clock and one LVDS frame clock per channel group - select an FPGA with at least 18 LVDS inputs and consider source-synchronous clocking to maximize timing margin. Channel-to-channel skew and clock jitter determine the effective SNR at high input frequencies; keep the analog input traces length-matched and decoupled with 10 nF + 0.1 µF ceramics placed within 5 mm of each input pin. This page synthesizes distributor pricing, drop-in alternatives, FPGA companion parts, and practical PCB layout notes specific to 8-channel mid-speed ADC designs - information not consolidated on the manufacturer datasheet.

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HMCAD1102

HMCAD1102 - Octal 12-Bit 80 MSPS ADC LVDS | Analog Devices

The Analog Devices HMCAD1102 is a high-performance, low-power octal 12-bit analog-to-digital converter (ADC) with 8 input channels and 80 MSPS sampling rate, housed in a 64-pin HQCCN SMT 9x9 mm package. Each channel uses a proprietary pipeline architecture with serialized LVDS output on a single pair of pins per channel, delivering 12-bit resolution at up to 80 million samples per second across all 8 simultaneously-sampled channels. The ADC also supports 14-bit oversampling mode for higher dynamic range applications. The device features internal reference circuitry, a serial control interface, and per-channel LVDS data outputs. An ADC (Analog-to-Digital Converter) is a data converter IC that transforms continuous analog signals into discrete digital codes for processing by FPGAs, ASICs, DSPs, or microcontrollers. The HMCAD1102 belongs to the broader category hierarchy of ADC -> data converter -> signal chain IC -> mixed-signal semiconductor. Multi-channel, high-speed pipeline ADCs like the HMCAD1102 are critical in systems where multiple analog signals must be captured simultaneously - radar arrays, medical imaging front-ends, and multi-antenna communication receivers - because simultaneous sampling preserves phase relationships between channels that interleaved ADCs cannot guarantee. Key specifications include 8 single-ended analog inputs, internal 1.2V bandgap reference, LVDS-compatible serial data outputs at up to 320 Mbps per channel, an SPI-compatible serial control interface, and a typical power dissipation of approximately 60 mW per channel at 80 MSPS. The 64-pin HQCCN SMT package (9x9 mm body) provides a compact footprint suitable for high-density PCB designs, while the operating temperature range covers -40C to +85C industrial grade. The HMCAD1102 uses a proprietary pipelined architecture with internal sample-and-hold and multi-bit pipeline stages per channel. Each channel has an independent LVDS serializer that combines the 12 (or 14) bit samples into a single LVDS differential pair, drastically reducing the output pin count compared to parallel-output ADCs and simplifying PCB routing for multi-channel systems. Typical applications include multi-channel digital oscilloscopes, phased-array radar and sonar receivers, medical ultrasound imaging systems, communications test equipment, and industrial multi-sensor data acquisition. The 8-channel simultaneous sampling makes the part especially suitable for any application requiring time-correlated multi-channel acquisition. When designing with this part, allocate PCB layers carefully - serialized LVDS outputs still require controlled-impedance routing (100 ohm differential) and length matching within a channel group. Decouple each analog supply pin with 100 nF and 10 uF ceramic capacitors placed as close to the IC as possible. Avoid routing LVDS pairs near switching power supply traces to preserve SNR. This page synthesizes distributor pricing, distributor stock levels, and drop-in same-family alternatives not consolidated on any single manufacturer page, giving engineers a single-source reference for sourcing and second-sourcing decisions on the HMCAD1102.

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HMCAD1104

HMCAD1104 - Octal 10-bit 65MSPS LVDS ADC | Analog Devices

The Analog Devices HMCAD1104 is a high-performance, low-power octal analog-to-digital converter (ADC) that delivers 10-bit resolution at sampling rates up to 65 MSPS per channel, housed in a 64-pin HVQCCN (QFN) 9x9 mm SMT package. It integrates eight simultaneously-sampling pipelined ADC channels, an internal reference, a serial control interface, and serial LVDS output data with frame synchronization clocks. An ADC (analog-to-digital converter) is a semiconductor device that converts continuous analog signals into discrete digital codes for processing by DSPs, FPGAs, or microcontrollers. The HMCAD1104 belongs to the pipelined ADC family - subcategory of data converters, sibling to successive-approximation (SAR) and sigma-delta ADCs. Within the power-management and signal-chain taxonomy, ADCs sit in the mixed-signal data acquisition path between analog front ends and digital processors, where speed, resolution, channel density, and power dissipation are the dominant engineering trade-offs. Key features of the HMCAD1104 include ultra-low power dissipation of 12 mW per channel at 20 MSPS, 20 mW at 40 MSPS, 25 mW at 50 MSPS, and 30 mW at 65 MSPS, plus 61.6 dB SNR at 8 MHz input. The device operates from separate 1.8 V analog (AVDD) and 1.8 V digital (DVDD) supplies, includes internal reference circuitry to eliminate external reference components, and provides serial LVDS outputs for low-EMI board-level data transfer. The architecture uses a proprietary pipelined core with proprietary calibration logic, sample-and-hold input stages, and an internal bandgap reference to maintain DC accuracy across temperature. Each of the eight channels shares a common clock distribution network that achieves better than 0.5 LSB channel-to-channel matching, making the part suitable for multi-channel coherent acquisition. A 0.5 microsecond startup time supports low-duty-cycle battery-powered applications. Typical applications include medical imaging systems (ultrasound beamformers, MRI receivers), wireless infrastructure base-station digitizers, and test and measurement instrumentation such as oscilloscopes and spectrum analyzers. The eight channels make it particularly attractive for phased-array antenna systems and multi-channel data acquisition cards. When designing with this device, ensure separate analog and digital ground planes connected at a single point to avoid coupling noise from the LVDS outputs into the analog inputs. Place the AVDD and DVDD decoupling capacitors as close as possible to the supply pins, and treat the LVDS traces as 100-ohm differential pairs. This page synthesizes verified distributor pricing, drop-in alternatives, and practical design notes not found in the standalone manufacturer datasheet - including a side-by-side comparison against competitor ADCs and explicit guidance on cross-brand equivalents.

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HMCAD1512

HMCAD1512 - 8-bit Dual 250MSPS ADC E-Band | Analog Devices

The Analog Devices HMCAD1512 is a high-performance, low-power, 8-bit dual-channel analog-to-digital converter (ADC) that uses time-interleaving to achieve up to 500MSPS aggregate sampling rate, housed in a 48-pin QFN (7x7 mm, HVQCCN) package. It combines two pipelined 250MSPS ADC cores with integrated cross-point switches, providing 2 differential or single-ended input channels with user-selectable routing. An ADC (analog-to-digital converter) is an integrated circuit that converts continuous analog signals into discrete digital codes for digital signal processing. The HMCAD1512 belongs to the successive-approximation / pipelined ADC category, positioned hierarchically as: pipelined ADC -> high-speed ADC -> data converter -> signal chain IC -> semiconductor. Time-interleaved ADCs like this one reach higher sampling rates by multiplexing multiple lower-rate ADC cores, trading channel count and calibration complexity for speed. Key features include 250MSPS per channel (500MSPS in interleaved mode), 48 dBFS signal-to-noise ratio at 100 MHz input, 1.5 GHz analog input bandwidth, LVDS/CMOS-compatible digital outputs, and an SPI-programmable gain and offset. The integrated cross-point switch routes either input to either ADC channel without external muxes. The 48-QFN package provides a compact footprint with an exposed thermal pad (theta_JA approximately 30 C/W) that supports efficient heat extraction at full-sample-rate operation. The HMCAD1512 uses a multi-stage pipelined architecture per channel with on-chip calibration to correct inter-channel gain and timing mismatches introduced by the interleaver. Front-end track-and-hold amplifiers present a 100-ohm differential input impedance and include a coarse/fine gain control block that adjusts full-scale range from 500 mVpp to 1 Vpp differential without external attenuators, simplifying front-panel or AGC loop designs. Typical applications include E-band microwave radio links, radar digitizers, digital oscilloscopes, communications test equipment, and high-speed data acquisition. The dual-channel architecture also suits I/Q baseband sampling in direct-conversion transceivers and MIMO radar receivers where two synchronized streams are needed. When designing with this device, allocate at least four PCB layers for the digital LVDS outputs and route 100-ohm differential pairs with controlled impedance to the FPGA/ASIC. Provide a clean 1.8V analog supply and a separate 1.8V digital supply, and decouple both with 10 uF bulk plus 100 nF ceramic capacitors placed within 2 mm of each supply pin. This page synthesizes distributor pricing, drop-in pin-compatible alternatives (HMCAD1511, HMCAD1520, HMCAD1041), and practical design guidance not available from a single manufacturer datasheet.

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HMCAD5831LP9BE

HMCAD5831LP9BE - 26 GS/s 3-Bit ADC w/DEMUX | Analog Devices

The Analog Devices HMCAD5831LP9BE is a wideband 3-bit analog-to-digital converter with over/under range bit, sampling at typical speeds of up to 26 GSPS under typical conditions with a Nyquist input. The converter integrates a 1:2 demultiplexer that produces a half-rate clock output, with binary-weighted output bits in which X2 and Y2 serve as the MSBs. Packaged in a RoHS-compliant 64-pin 9 × 9 mm SMT module, the device targets high-speed instrumentation, radar, and wideband digital oscilloscope front-end applications where low-latency, multi-GSPS flash conversion is required. A flash ADC is the highest-speed ADC architecture, in which 2^N parallel comparators simultaneously quantize the input against a resistor ladder reference. The 3-bit flash core delivers one quantization step every clock cycle, with no pipeline latency - critical for time-interleaved measurement systems, pulse-mode radar receivers, and single-shot transient capture. The HMCAD5831 belongs to the wider analog-to-digital converter family, which sits hierarchically under data converters -> mixed-signal ICs -> semiconductors. Key features of the HMCAD5831LP9BE include a wide analog input bandwidth suitable for direct RF sampling, an external reference ladder whose top and bottom voltages are set by the user to customize input common-mode and swing levels, and a Data Inhibit function that forces ADC outputs to zero for test and synchronization. The device operates from -5V and -3.3V supplies, accepts a single-ended AC- or DC-coupled RF input, and demultiplexes its 1:2 output stream at half the sample clock rate. Architecturally, the part uses a fully-parallel comparator array with internal Gray/binary decoding. User-programmable reference ladder voltages allow direct interface to AC-coupled RF front ends or DC-coupled baseband signals without a separate driver amplifier. The half-rate clock output simplifies synchronization with downstream FPGAs or serializer ASICs. Typical applications include wideband radar pulse digitization, digital oscilloscope acquisition front-ends, direct RF sampling in software-defined radio receivers, and high-energy physics instrumentation. It also suits time-domain reflectometry (TDR) and any system requiring a 3-bit flash quantizer with demuxed LVDS-like outputs. When designing with this part, carefully control the reference ladder top/bottom voltages to set the input common mode and full-scale swing for your signal chain. Maintain clean -5V and -3.3V supplies with low-inductance decoupling because the 26 GSPS comparator array draws large transient currents at each clock edge.

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HMCG78CGBSA095N

HMCG78CGBSA095N - 16GB DDR5-5600 SODIMM 1Rx8 | SK hynix

The SK hynix HMCG78CGBSA095N is a 16GB DDR5 SODIMM memory module operating at 5600 MT/s (PC5-44800), with CL46 latency at 1.1 V, built on a 1Rx8 organization in a 262-pin unbuffered non-ECC SODIMM package. It uses eight 2Gx8 DDR5 DRAM components (8C configuration) validated to the DDR5-5600B speed bin. A SODIMM (Small Outline Dual In-line Memory Module) is a compact memory module form factor designed for space-constrained systems such as laptops, mini PCs, and embedded platforms. Within the memory hierarchy, it belongs to the DDR5 DRAM module family - the successor to DDR4 - delivering double the bank groups, on-module power management, and higher data rates than the 3200 Mbps typical of DDR4 SODIMMs. Key features of the HMCG78CGBSA095N include the DDR5-5600 data rate per the JEDEC DDR5 standard, PC5-44800 bandwidth class, and a CAS latency of 46 at 1.1 V operation. The 1Rx8 single-rank organization simplifies memory controller training and can reduce power draw compared to dual-rank configurations of the same capacity. Technical architecture: the module integrates eight 2Gb x8 DDR5 SDRAM die per the 8C stacking scheme, an on-module 5V-to-1.1V PMIC (Power Management IC) that moves voltage regulation off the motherboard, and an SPD hub that stores training data and serial presence detect information for the host BIOS. Typical applications include laptop and notebook memory upgrades, mini PC and small-form-factor desktops, industrial computing platforms, and test equipment requiring 16GB of DDR5 SODIMM memory with 5600 MT/s throughput. Design consideration: verify host-platform support for DDR5-5600 SODIMMs and ensure BIOS/SPD compatibility before deployment; mixing modules of different ranks or speed bins may force downclocking to the lowest common denominator. This page synthesizes distributor availability, drop-in same-footprint alternatives, and practical upgrade guidance not found on a single manufacturer page. Pricing and stock data reflect distributor listings as of 2026-09-05.

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HMCG78MEBRA113N

HMCG78MEBRA113N - 16GB DDR5-4800 ECC RDIMM | SK hynix

The SK hynix HMCG78MEBRA113N is a 16GB DDR5 ECC Registered DIMM (RDIMM) memory module operating at 4800 MT/s (PC5-38400) with CL40 latency at 1.1V, in a 288-pin DIMM form factor with a 1Rx8 (single rank, x8) organization. A registered (buffered) DIMM is a server-class memory module that places a register between the DRAM arrays and the memory controller, reducing electrical load on the command/address lines and enabling higher module counts per channel than unbuffered desktop UDIMMs. RDIMMs sit within the memory module hierarchy (DRAM IC -> module -> registered DIMM -> enterprise memory subsystem) and are the standard memory type for servers and workstations, distinguishing them from unregistered ECC SODIMMs and consumer UDIMMs. Key features of the HMCG78MEBRA113N include its 16GB capacity per module, 4800 MT/s data rate certified as PC5-38400, and on-module ECC registered architecture that corrects single-bit memory errors for data integrity in always-on enterprise systems. The 1.1V operating voltage follows the JEDEC DDR5 standard, delivering lower power per bit transferred than DDR4 RDIMMs of equivalent capacity. The 1Rx8 single-rank organization keeps command scheduling simple for the memory controller and suits dense multi-DIMM-per-channel server boards. Technically, the module uses DDR5 DRAM devices with on-die ECC and a side-band management interface, and the register/buffer logic decouples command/address signaling so the module meets JEDEC DDR5 RDIMM timing at 4800 MT/s with CL40 (40-40-40 typical JEDEC scaling). Backward compatibility to 4400 MT/s is supported on platforms whose memory controllers negotiate lower speeds. Typical applications include enterprise servers based on Intel Xeon Scalable 4th/5th Gen and AMD EPYC processors, such as HPE ProLiant Gen10+/Gen11, Dell PowerEdge 16G series, and Lenovo ThinkSystem platforms, as well as virtualization hosts and data-intensive workloads where ECC protection is mandatory. When designing or configuring systems, populate DIMM slots per the server vendor's population rules for single-rank RDIMMs and confirm that the platform BIOS supports 4800 MT/s; otherwise the module will downclock gracefully to the highest mutually supported JEDEC speed. This page synthesizes distributor pricing, stock data, drop-in alternative module numbers, and platform compatibility notes not found in a single manufacturer datasheet.

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HMCG84AEBRA

HMCG84AEBRA - 32GB DDR5 4800 RDIMM 1Rx4 ECC Reg | SK hynix

The SK hynix HMCG84AEBRA is a 32 GB DDR5-4800 Registered ECC DIMM module in a 288-pin EC8 RDIMM form factor, organized as a single-rank 1Rx4 configuration and operating at the JEDEC-standard 1.1 V supply rail. It delivers a peak data rate of 4800 MT/s (PC5-38400), making it one of the baseline-speed modules in the SK hynix server-memory lineup designed for Intel Sapphire Rapids / 4th Gen Xeon Scalable and AMD EPYC 9004 (Genoa) platforms. A single 32 GB module per channel enables dense memory configurations for virtualization, in-memory databases, and AI inference hosts. A Registered DIMM (RDIMM) is a type of server-class memory module that places a register buffer between the DRAM chips and the memory controller, electrically isolating the controller from the heavy capacitive load of multiple ranks. RDIMMs sit in the memory module hierarchy alongside UDIMMs (unbuffered), LRDIMMs (load-reduced), and MRDIMMs (multiplexed rank), and are the workhorse module type for mainstream dual-socket servers. The 1Rx4 organization means all DRAM chips reside on a single rank accessed across a 64-bit data width split into four x4 devices, which trades peak bandwidth per access for higher module density at lower cost-per-bit. Key features of the HMCG84AEBRA include JEDEC DDR5-4800 conformance, on-module ECC (error-correcting code) for single-bit error correction and multi-bit error detection, on-board voltage regulation via the 12 V PMIC, and the SK hynix 1ynm-class DRAM die. The module carries server-grade validation against common server CPU memory reference designs and supports the standard server thermal envelope of 0–95 °C operating temperature. Typical applications of the HMCG84AEBRA include dual-socket mainstream servers, virtualization hosts running VMware ESXi / Hyper-V / KVM, in-memory databases such as SAP HANA and Redis Enterprise, deep-learning inference nodes, and edge / HPC compute nodes. It is also used as the baseline DDR5-4800 building block for customers who plan to upgrade to higher-speed 5600 MT/s modules later. When designing with this module, follow the server OEM's Qualified Vendor List (QVL) for the exact platform — many OEM servers validate only specific SPD programming revisions (HMCG84AEBRA vs HMCG84AEBRA115N vs HMCG84MEBRA). Mixing 1Rx4 and 2Rx4 modules in the same channel is allowed only in some platforms; consult the BIOS release notes. This page synthesizes distributor pricing, module-revision cross-references, and platform compatibility notes not collated in a single SK hynix product folder.

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HMCG84AHBRA

HMCG84AHBRA - 32GB DDR5-6400 ECC RDIMM 1Rx4 1.1V | SK Hynix

The SK Hynix HMCG84AHBRA is a 32 GB DDR5-6400 ECC Registered DIMM (RDIMM) organized as 1Rx4 (single-rank, x4 data width) and operating at 1.1 V with a JEDEC-standard CAS Latency of CL52. Housed on a 288-pin DIMM module, it delivers a peak transfer rate of 6400 MT/s (PC5-51200) suitable for mainstream server, edge compute, and single-socket to dual-socket general-purpose workloads. A DDR5 RDIMM (Registered DIMM) is a server-class memory module that buffers the command, address, and control signals through a register clock driver (RCD) on the module itself, enabling higher densities, better signal integrity at high speeds, and larger channel capacities than unbuffered DIMMs. Within the memory hierarchy, DDR5 sits at the top of the system memory tier - below the CPU cache and above storage (SSDs/HDDs), part of the broader DRAM family under the volatile semiconductor memory category. Key features of the HMCG84AHBRA include 32 GB module capacity, 1Rx4 rank/organization, ECC support for single-bit error correction and multi-bit error detection, on-module voltage regulation (DDR5 PMIC), and a 1.1 V operating voltage that improves performance-per-watt versus DDR4. The PC5-51200 bandwidth and 6400 MT/s data rate enable modern server CPUs to feed multi-core workloads without becoming memory-bound, while 1Rx4 topology supports platforms that prefer single-rank modules for compatibility or specific rank-interleaving schemes. Technically, the module complies with the DDR5 RDIMM standard, integrating an on-board PMIC for voltage regulation, a temperature sensor for thermal management, and ECC (error-correcting code) capability via the JEDEC-defined DRAM features. The x4 organization indicates four-bit-wide DRAM devices on the module, which provides a balance of capacity, parallelism, and error-detection granularity commonly used in server workloads. Typical applications include 1P/2P server platforms running virtualization, enterprise databases, edge compute nodes, low-VM-density compute hosts, AI inference at the edge, and general-purpose data-center workloads where 32 GB per module is the sweet spot for cost-per-gigabyte. It is also used in workstation-class systems requiring ECC memory reliability. When designing or qualifying with HMCG84AHBRA, verify the CPU memory controller's supported DIMM population rules and DDR5-6400 speed bin (some platforms require BIOS updates to enable 6400 MT/s, and 1Rx4 may not be supported on all channels). Always match module ranks per channel per the OEM's memory population guide to avoid downclocking. This page synthesizes distributor pricing snapshots from multiple vendors, JEDEC-compliant drop-in equivalent RDIMMs from competing DRAM manufacturers, and practical population/qualification notes - information not consolidated on the manufacturer product page.

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HT45F0074A

HT45F0074A - Half-Bridge Induction Cooker Flash MCU | Holtek

The Holtek HT45F0074A is a Flash Memory type 8-bit high-performance RISC architecture microcontroller specially designed for half-bridge induction cooker applications, delivered in a 24-pin SOP (24SOP) surface-mount package. It integrates complementary PWM outputs with adjustable dead-time insertion, an 11-channel 12-bit A/D converter with 2-channel automatic conversion, SPI/I2C/UART serial interfaces, nine groups of over-voltage protection, and a programmable-gain internal operational amplifier. An induction cooker control MCU is an application-specific standard product (ASSP) that sits at the top of the power-appliance control hierarchy: below general-purpose 8-bit MCUs, it adds dedicated analog front-ends and power-control state machines so a single chip can manage resonant half-bridge power stages, user interfaces, and safety monitoring without external comparators or amplifiers. Key differentiating features include the complete hardware protection mechanism covering over-current, surge, and phase-loss conditions, nine programmable over-voltage protection groups (upgraded from seven in the earlier HT45F0074), and complementary PWM outputs with hardware dead-time insertion that directly drive half-bridge gate control. The 12-bit ADC with 2-channel automatic conversion mode continuously samples current and voltage feedback without CPU intervention, freeing processing bandwidth for control loops and user interface tasks. Architecturally, the device uses Holtek's high-performance 8-bit RISC core with Flash program memory, combining fast instruction execution with in-system reprogrammability for production flexibility. The integrated programmable-gain operational amplifier conditions current-sense signals internally, reducing external component count and board area in cost-sensitive appliance designs. Typical applications include 3500W-class half-bridge induction cooker main control (Holtek's official reference design uses this exact chip), other resonant power-control appliances, and induction heating systems requiring hardware-level protection. The SPI/I2C/UART interfaces support display panels, touch keys, and external EEPROM. Design consideration: because the HT45F0074A has been placed on End-of-Life (latest purchase date May 24, 2026, per Holtek EOL notification), new designs should evaluate the Holtek-designated replacement device or design in the HT45F0074 only for service continuity. This page synthesizes verified web data, the Holtek EOL cross-reference, and drop-in alternative analysis not found on the manufacturer product page.

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Subcategorias

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