Analog Devices Inc. AD9633-125EBZ

Overview

AD9633-125EBZ from Analog Devices is a quad-channel, 12-bit, 125 MSPS analog-to-digital converter evaluation board supporting serial LVDS output, 1.8 V supply operation, 650 MHz full-power analog bandwidth, and programmable output clock/data alignment - deployed in medical ultrasound beamforming and high-speed imaging systems.

For engineers reviewing the AD9633-125EBZ datasheet, AD9633-125EBZ pinout, AD9633-125EBZ application, or AD9633-125EBZ equivalent, this page delivers verified technical context, key specifications, availability details, manufacturer background, and targeted FAQs - all grounded in the official AD9633 Rev. F datasheet and evaluation board documentation.

Technical Context

The AD9633-125EBZ implements a pipelined ADC architecture with four independent 12-bit channels, each operating up to 125 MSPS using a single 1.8 V AVDD/DRVDD supply and differential LVDS serial output. It integrates on-chip sample-and-hold, internal 1.0 V reference, and programmable digital test pattern generation (built-in, pseudorandom, and custom via SPI).

Key timing features include a data clock output (DCO) supporting DDR operation up to 375 MHz, frame clock output (FCO), multichip sync capability via SYNC input, and configurable one- or two-lane LVDS output modes. Power management includes per-channel power-down (<2 mW total off-state) and standby mode (226 mW at 125 MSPS).

Key Specifications

Availability

AD9633-125EBZ is available at Aetrix Electronics and suitable for medical ultrasound systems, high-speed imaging platforms, quadrature radio receivers, and automated test equipment requiring stable component supply and rapid evaluation-to-production transition.

Supply support for AD9633-125EBZ includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Analog Devices, Inc. is a U.S.-based semiconductor company specializing in high-performance analog, mixed-signal, and digital signal processing technologies for precision measurement and real-time signal chain applications.

The AD9633 product line delivers quad-channel, low-power, high-speed ADCs optimized for space-constrained, thermally sensitive systems such as portable medical imaging and software-defined radio front ends.

FAQ

What is the primary function of the AD9633-125EBZ evaluation board?

The AD9633-125EBZ is an evaluation platform for the AD9633-125 - a quad, 12-bit, 125 MSPS serial LVDS ADC. It provides complete signal chain access including analog inputs, clocking, SPI configuration, and LVDS data outputs, enabling functional validation, performance characterization, and system integration testing before custom PCB design.

Does the AD9633-125EBZ support both ANSI-644 and reduced-swing LVDS output modes?

Yes, the AD9633-125EBZ supports both LVDS output modes via register configuration. The default is ANSI-644-compliant (345 mV typical differential output voltage), while the low-power reduced-swing mode delivers ~200 mV VOD - reducing driver power by ~30% without compromising timing integrity in noise-controlled environments.

Can the AD9633-125EBZ be synchronized across multiple boards?

Yes, the AD9633-125EBZ supports multichip synchronization via its dedicated SYNC input and internal clock divider. When driven by a common master clock and aligned SYNC pulses, multiple AD9633-125EBZ units achieve deterministic phase alignment - essential for coherent beamforming in ultrasound and MIMO receiver applications.

What analog input configurations are validated for use with the AD9633-125EBZ?

The AD9633-125EBZ is validated for differential transformer-coupled inputs (e.g., Mini-Circuits ADT1-1WT) and active differential amplifier drives (e.g., ADA4932-1). It accepts 2 V p-p differential signals with 0.9 V common-mode voltage, and includes on-board VCM buffering and reference decoupling per the AD9633 Rev. F layout guidelines.

Is the AD9633-125EBZ RoHS-compliant and rated for industrial temperature operation?

Yes, the AD9633-125EBZ hosts the AD9633-125 IC in a RoHS-compliant 48-lead LFCSP package, specified over −40°C to +85°C ambient. The evaluation board itself is designed for lab and benchtop use, with thermal management provisions including exposed pad grounding and recommended 4-layer PCB stack-up per the datasheet.