Analog Devices Inc. AD9094-1000EBZ

Overview

AD9094-1000EBZ from Analog Devices is a 72-lead LFCSP evaluation board for the AD9094 - an 8-bit, 1 GSPS quad ADC with JESD204B Subclass 0/1 serial interface, 1.4 GHz analog input bandwidth, and on-chip dithering. It supports laser ranging, wideband communications, and high-speed instrumentation by enabling precise digitization of IF signals up to 1.4 GHz with 48.6 dBFS SNR at 611 MHz.

For engineers reviewing the AD9094-1000EBZ datasheet, AD9094-1000EBZ pinout, AD9094-1000EBZ application, or AD9094-1000EBZ equivalent, this board provides full access to all ADC channels, configurable JESD204B lane mapping (1–2 lanes per ADC pair), fast detect outputs (FD_A–FD_D), SYSREF± synchronization, and SPI-controlled power modes - critical for validating multichip timing alignment, AGC latency, and deterministic data capture in LIDAR and DSO designs.

Technical Context

The AD9094-1000EBZ implements the AD9094's quad pipelined ADC architecture with integrated error correction, differential clock input (LVDS/LVPECL), and dual JESD204B transmitter blocks - one for ADCs A/B (SERDOUTAB0±/AB1±) and one for ADCs C/D (SERDOUTCD0±/CD1±). Each block supports lane rates up to 15 Gbps and flexible M/L/F configuration under Subclass 0 or Subclass 1.

It exposes all critical control and monitoring interfaces: PDWN/STBY for power-down/standby mode selection via SPI, four independent fast detect outputs (FD_A–FD_D) with 30-cycle latency, and multichip sync inputs (SYSREF±, SYNCINB±AB/CD) with sub-100 ps setup/hold timing. The board routes AVDD1 (0.9 V), AVDD2 (1.8 V), AVDD3 (2.5 V), DVDD (0.9 V), DRVDD1/2 (0.9 V/1.8 V), and SPIVDD (1.8 V) with decoupling optimized for 1 GSPS operation.

Key Specifications

Availability

AD9094-1000EBZ is available at Aetrix Electronics and suitable for LIDAR system validation, wideband satellite receiver prototyping, and digital oscilloscope front-end development requiring stable component supply and full JESD204B link characterization support.

Supply support for AD9094-1000EBZ 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 global leader in high-performance analog, mixed-signal, and digital signal processing technologies, headquartered in Norwood, MA, with design centers worldwide and a legacy of precision data conversion innovation.

The AD9094 product line targets high-speed, wideband digitization applications including test equipment, defense EW systems, and optical sensing - emphasizing low-latency, multichip synchronizability, and power-efficient IF sampling in compact packages.

FAQ

What is the primary function of the AD9094-1000EBZ evaluation board?

The AD9094-1000EBZ is a fully populated evaluation platform for the AD9094 quad ADC, providing immediate access to all analog inputs (VIN±A–D), clock (CLK±), JESD204B lanes (SERDOUTABx±/CDx±), fast detect outputs (FD_A–FD_D), and synchronization signals (SYSREF±, SYNCINB±AB/CD). It enables rapid validation of timing alignment, lane configuration, and AGC loop performance without custom PCB design. The AD9094-1000EBZ does not contain the AD9094 IC itself - it is the reference hardware used to evaluate the AD9094 device.

Does the AD9094-1000EBZ support both JESD204B Subclass 0 and Subclass 1 operation?

Yes, the AD9094-1000EBZ supports both JESD204B Subclass 0 and Subclass 1 through the underlying AD9094 IC's configurable transmitter. Subclass 1 enables deterministic latency and multidevice synchronization using SYSREF±, while Subclass 0 simplifies initial bring-up with no SYSREF requirement. The AD9094-1000EBZ routes all necessary signals - including SYSREF±, SYNCINB±AB/CD, and SERDOUTABx±/CDx± - to facilitate either mode, and its layout maintains controlled impedance for 15 Gbps lane rates.

Can the AD9094-1000EBZ be used to evaluate multichip synchronization?

Yes, the AD9094-1000EBZ provides dedicated, impedance-matched routing for SYSREF±, SYNCINB±AB, and SYNCINB±CD - all required for JESD204B Subclass 1 multichip synchronization. These inputs are accessible via SMA connectors or header pins, allowing precise skew control and phase alignment across multiple AD9094 devices. When used with compliant FPGA receivers (e.g., Xilinx Ultrascale+ or Intel Stratix 10), the AD9094-1000EBZ enables end-to-end deterministic latency measurement and LMFC-aligned data capture across four ADC channels.

What power supplies are required to operate the AD9094-1000EBZ?

The AD9094-1000EBZ requires six independent, low-noise DC supplies: 0.9 V (AVDD1, AVDD1_SR, DVDD, DRVDD1), 1.8 V (AVDD2, DRVDD2, SPIVDD), and 2.5 V (AVDD3). Each rail is individually filtered and routed with dedicated ground planes. The board includes test points and screw terminals for all supplies, and its power delivery network is optimized for 1 GSPS operation - supporting the AD9094's 1.6 W typical power consumption and fast transient response during power-state transitions.

How does the AD9094-1000EBZ support fast overrange detection for AGC applications?

The AD9094-1000EBZ exposes all four fast detect outputs (FD_A, FD_B, FD_C, FD_D) as buffered CMOS signals with 30-sample-cycle latency - enabling sub-30 ns response at 1 GSPS. Each FD output asserts high when its corresponding ADC channel exceeds a programmable threshold, and the AD9094-1000EBZ routes them to SMA connectors and headers for direct connection to FPGA logic or external comparators. This allows closed-loop AGC implementation without software intervention, critical for pulsed RF and LIDAR signal conditioning where the AD9094-1000EBZ serves as the reference platform.