GENERAL DESCRIPTION
The AD6672 is an 11-bit intermediate receiver with sampling speeds of up to 250 MSPS. The AD6672 is designed to support communications applications, where low cost, small size, wide bandwidth, and versatility are desired.
FEATURES
11-bit, 250 MSPS output data rate
Performance with NSR enabled
SNR: 75.2 dBFS in a 55 MHz band to 185 MHz at 250 MSPS
SNR: 72.8 dBFS in an 82 MHz band to 185 MHz at 250 MSPS
Performance with NSR disabled
SNR: 66.4 dBFS up to 185 MHz at 250 MSPS
SFDR: 87 dBc up to 185 MHz at 250 MSPS
Total power consumption: 358 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)
Internal ADC voltage reference
Flexible analog input range
1.4 V p-p to 2.0 V p-p (1.75 V p-p nominal)
Serial port control
Energy saving power-down modes
APPLICATIONS
Communications
Diversity radio and smart antenna (MIMO) systems
Multimode digital receivers (3G)
WCDMA, LTE, CDMA2000
WiMAX, TD-SCDMA
I/Q demodulation systems
General-purpose software radios