GENERAL DESCRIPTION

The AD12400 is a 12-bit analog-to-digital converter (ADC) with a transformer-coupled analog input and digital postprocessing for enhanced SFDR. The product operates at a 400 MSPS conversion rate with outstanding dynamic performance in wideband carrier systems.

FEATURES

400 MSPS sample rate

SNR of 63 dBFS @128 MHz

SFDR of 70 dBFS @128 MHz

VSWR of 1:1.5

Wideband ac-coupled input signal conditioning

Enhanced spurious-free dynamic range

Single-ended or differential encode signal

LVDS output levels

Twos complement output data

APPLICATIONS

Communications test equipment

Radar and satellite subsystems

Phased array antennas—digital beam

Multichannel, multimode receivers

Secure communications

Wireless and wired broadband communications

Wideband carrier frequency systems