应用功能:250 kSPS, 6-Channel,Simultaneous Sampling, Bipolar 12/14/16-Bit ADC The AD7658/AD7657/AD7656 contain six 12/14/16-bit, fast, lowpower,successiveapproximation ADCsallintheonepackage.TheAD7658/AD7657/AD7656 core operates from a single 4.5V to 5.5 V power supply and features throughput rates up to 250 kSPS. The parts contain low noise, wide bandwidth track-andholdamplifiers that can handle input frequencies up to 8 MHz.