AD9237

Data Sheet 12-Bit, 20 MSPS/40 MSPS/65 MSPS 3 V Low Power A/D Converter AD9237 FEATURES Ultralow power 85 mW at 20 MSPS 135 mW at 40 MSPS 190 mW at 65 MSPS SNR = 66 dBc to Nyquist at 65 MSPS SFDR = 80 dBc to Nyquist at 65 MSPS DNL = ±0.7 LSB Differential input with 500 MHz bandwidth Flexible analog input: 1 V p-p to 4 V p-p range Offset binary, twos complement, or gray code data formats Output enable pin 2-step power-down Full power-down and sleep mode Clock duty cycle stabilizer APPLICATIONS Ultrasound and medical imaging Battery-powered instruments Hand-held scope meters Low cost digital oscilloscopes Low power digital still cameras and copiers Low power communications GENERAL DESCRIPTION The AD9237 is a family of monolithic, single 3 V supply, 12-bit, 20 MSPS/40 MSPS/65 MSPS analog-to-digital converters (ADC). This family features a high performance sample-andhold amplifier (SHA) and voltage reference. The AD9237 uses a multistage differential pipelined architecture with output er...