Texas Instruments ADC12DJ3200EVM

Overview

ADC12DJ3200EVM from Texas Instruments is an evaluation module designed to characterize the ADC12DJ3200 dual-channel 12-bit analog-to-digital converter operating at up to 3.2 GSPS (dual-channel) or 6.4 GSPS (single-channel), with JESD204B serial output, onboard LMX2582 clock synthesizer, and FMC+ high-pin-count interface for data capture.

For engineers reviewing the ADC12DJ3200EVM datasheet, ADC12DJ3200EVM pinout, ADC12DJ3200EVM application, or ADC12DJ3200EVM equivalent, this EVM enables full-speed validation of RF-sampling ADC performance in wideband communications, radar, and electronic warfare systems using HSDC Pro software and TSW14J57EVM capture hardware.

Technical Context

The ADC12DJ3200EVM interfaces directly with the ADC12DJ3200 IC via transformer-coupled analog input (500 kHz–9 GHz), supports external or onboard clocking (0.8–3.2 GHz DEVCLK), and routes serialized JESD204B data over a polarity-inverted FMC+ connector compliant with VITA-57.1 but adapted for lane inversion per Table C-1.

It integrates three programmable devices: the ADC12DJ3200 itself, LMK04828 clock jitter cleaner (for SYSREF/FPGA clocks), and LMX2582 synthesizer (for sampling clock generation), all controlled via USB-to-SPI (FTDI) and configurable through dedicated GUIs.

Key Specifications

Availability

ADC12DJ3200EVM is available at Aetrix Electronics and suitable for RF test bench setup, high-speed data converter qualification, and wideband receiver prototyping requiring stable component supply and full-speed evaluation capability.

Supply support for ADC12DJ3200EVM 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

Texas Instruments is a global semiconductor company headquartered in Dallas, Texas, specializing in analog, embedded processing, and high-performance data converter technologies.

The ADC12DJ3200EVM belongs to TI's high-speed data converter evaluation platform family, engineered specifically to accelerate development of RF-sampling systems in defense, 5G infrastructure, and instrumentation applications.

FAQ

What is the primary function of the ADC12DJ3200EVM?

The ADC12DJ3200EVM is an evaluation module that enables full characterization of the ADC12DJ3200 RF-sampling analog-to-digital converter. It provides signal conditioning, clock generation (via LMX2582), JESD204B serialization, and FMC+ interfacing to allow engineers to validate dynamic performance-such as SFDR, ENOB, and SNR-at sampling rates up to 6.4 GSPS in single-channel mode. The ADC12DJ3200EVM must be used with companion hardware like the TSW14J57EVM for data capture and analysis.

Which data capture boards are compatible with the ADC12DJ3200EVM?

The ADC12DJ3200EVM is officially supported with the TSW14J57EVM and TSW14J56EVM data capture boards. The TSW14J57EVM supports serial lane rates from 1 Gbps to 12.8 Gbps and handles all JMODE configurations including 16-lane operation. The TSW14J56EVM is limited to ≤12 Gbps and cannot support JMODEs requiring 16 lanes. Both require proper HSDC Pro software configuration and FPGA image loading to interface correctly with the ADC12DJ3200EVM.

Does the ADC12DJ3200EVM include an onboard clock generator?

Yes, the ADC12DJ3200EVM includes an onboard LMX2582 clock synthesizer that generates the DEVCLK sampling clock for the ADC12DJ3200 device. It supports frequencies from 0.8 GHz to 3.2 GHz and is programmable via the Configuration GUI. External clocking is also supported via SMA inputs for DEVCLK and LMKCLK, provided both sources are frequency-locked to a common 10-MHz reference to maintain JESD204B subclass 1 timing alignment.

How is the ADC12DJ3200EVM configured and controlled?

The ADC12DJ3200EVM is configured using two complementary GUIs: the standalone ADC12DJxx00EVM Configuration GUI for register-level control of the ADC12DJ3200, LMK04828, and LMX2582 devices; and the High-Speed Data Converter Pro (HSDC Pro) software for data capture, FFT analysis, and system-level parameter entry (e.g., ADC Output Data Rate, NCO frequency, decimation factor). Communication occurs over mini-USB via integrated FTDI USB-to-SPI bridge.

What analog input frequency range does the ADC12DJ3200EVM support?

The ADC12DJ3200EVM supports analog input signals from 500 kHz to 9 GHz using its transformer-coupled, single-ended SMA input network. This wide bandwidth enables direct RF sampling without downconversion, making it suitable for applications such as broadband spectrum monitoring, phased-array radar front-ends, and 5G mmWave receiver testing. Bandpass filtering (e.g., Trilithic 5VH-series or K&L BT-series) is recommended to suppress harmonics and out-of-band interference before signal injection.