GENERAL DESCRIPTION

The AD9204 is a monolithic, dual-channel, 1.8 V supply, 10-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

61.3 dBFS at 9.7 MHz input

61.0 dBFS at 200 MHz input

SFDR

75 dBc at 9.7 MHz input

73 dBc at 200 MHz input

Low power

30 mW per channel at 20 MSPS

63 mW per channel at 80 MSPS

Differential input with 700 MHz bandwidth

On-chip voltage reference and sample-and-hold circuit

DNL = ±0.11 LSB

Serial port control options

Scalable analog input: 1 V p-p to 2 V p-p differential

Offset binary, gray code, or twos complement data format

Optional clock duty cycle stabilizer

Integer 1-to-8 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

I/Q demodulation systems

Smart antenna systems

Battery-powered instruments

Handheld scope meters

Ultrasound

Radar/LIDAR

PET/SPECT imaging