GENERAL DESCRIPTION

The AD9629 is a monolithic, single channel 1.8 V supply,12-bit, 20 MSPS/40 MSPS/65MSPS/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