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Data Sheet
12-Bit, 20 MSPS/40 MSPS/65 MSPS, Dual A/D Converter AD9238
FEATURES
Integrated dual 12-bit ADC Single 3 V supply operation (2.7 V to 3.6 V) SNR = 70 dB (to Nyquist, AD9238-65) SFDR = 80.5 dBc (to Nyquist, AD9238-65) Low power: 300 mW/channel at 65 MSPS Differential input with 500 MHz, 3 dB bandwidth Exceptional crosstalk immunity > 85 dB Flexible analog input: 1 V p-p to 2 V p-p range Offset binary or twos complement data format Clock duty cycle stabilizer Output datamux option
APPLICATIONS
Ultrasound equipment Direct conversion or IF sampling receivers
WB-CDMA, CDMA2000, WiMAX Battery-powered instruments Hand-held scopemeters Low cost, digital oscilloscopes
GENERAL DESCRIPTION
The AD9238 is a dual, 3 V, 12-bit, 20 MSPS/40 MSPS/65 MSPS analog-to-digital converter (ADC).