Datasheet Analog Devices AD7657BSTZ — 数据表

Data Sheet 250 kSPS, 6-Channel, Simultaneous
Sampling, Bipolar 16-/14-/12-Bit ADC
AD7656/AD7657/AD7658 FEATURES
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
Wide input bandwidth
86.5 dB SNR at 50 kHz input frequency
On-chip reference and reference buffers
Parallel, serial, and daisy-chain interface modes
High speed serial interface
SPI-/QSPI^TM-/MICROWIRE^TM-/DSP-compatible
Standby mode: 100 µW maximum
64-lead LQFP FUNCTIONAL BLOCK DIAGRAM
VDD CONVST A CLK
OSC REF CONVST B CONVST C AVCC DVCC CS
SER/PAR
VDRIVE CONTROL
LOGIC STBY …