AD9643 Overview
The AD9643 is a dual, 14-bit analog-to-digital converter (ADC) with sampling speeds of up to 250 MSPS. The AD9643 is designed to support munications applications, where low cost, small size, wide bandwidth, and versatility are desired.
AD9643 Key Features
- SNR = 70.6 dBFS at 185 MHz AIN and 250 MSPS
- SFDR = 85 dBc at 185 MHz AIN and 250 MSPS
- 151.6 dBFS/Hz input noise at 185 MHz, -1 dBFS AIN and 250
- Total power consumption: 785 mW at 250 MSPS
- 1.8 V supply voltages
- LVDS (ANSI-644 levels) outputs
- Integer 1-to-8 input clock divider (625 MHz maximum input)
- Sample rates of up to 250 MSPS
- IF sampling frequencies of up to 400 MHz
- Internal ADC voltage reference