
Analog Devices
GENERAL DESCRIPTION
The AD9629 is a monolithic, single channel 1.8 V supply, 12-bit, 20 MSPS/40 MSPS/65 MSPS/80 MSPS analog-to-digital converter (ADC). It features a high performance sample-and-hold circuit and on-chip voltage reference.
FEATURES
1.8 V analog supply operation
1.8 V to 3.3 V output supply
SNR
71.3 dBFS at 9.7 MHz input
69.0 dBFS at 200 MHz input
SFDR
95 dBc at 9.7 MHz input
83 dBc at 200 MHz input
Low power
45 mW at 20 MSPS
85 mW at 80 MSPS
Differential input with 700 MHz bandwidth
On-chip voltage reference and sample-and-hold circuit
2 V p-p differential analog input
DNL = ±0.16 LSB
Serial port control options
Offset binary, gray code, or twos complement data format
Integer 1, 2, or 4 input clock divider
Built-in selectable digital test pattern generation
Energy-saving power-down modes
Data clock out with programmable clock and data alignment
APPLICATIONS
Communications
Diversity radio systems
Multimode digital receivers GSM, EDGE, W-CDMA, LTE, CDMA2000, WiMAX, TD-SCDMA
Smart antenna systems
Battery-powered instruments
Hand held scope meters
Portable medical imaging
Ultrasound
Radar/LIDAR
PET/SPECT imaging