GENERAL DESCRIPTION
●The AD7656-1/AD7657-1/AD7658-11 are reduced decoupling pin- and software-compatible versions of AD7656/AD7657/AD7658. The AD7656-1/AD7657-1/AD7658-1 devices contain six 16-/14-/12-bit, fast, low power successive approximation ADCs in a package designed on the iCMOS® process (industrial CMOS).
●FEATURES
●Pin and software compatiblewith AD7656/AD7657/AD7658 featuring reduced decoupling requirements
●6 independent ADCs
●True bipolar analog inputs
●Pin-/software-selectable ranges: ±10 V, ±5 V
●Fast throughput rate: 250 kSPS
●iCMOS process technology
●Low power
● 140 mW at 250 kSPS with 5 V supplies
●High noise performance with wide bandwidth
● 88 dB SNR at 10 kHz input frequency
●On-chip reference and reference buffers
●High speed parallel, serial, and daisy-chain interface modes
●High speed serial interface
● SPI/QSPI™/MICROWIRE™/DSP compatible
●Standby mode: 25 μW max
●64-lead LQFP
●APPLICATIONS
●Power line monitoring and measuring systems
●Instrumentation and control systems
●Multiaxis positioning systems
