AD7607

Data Sheet FEATURES 8-Channel DAS with 14-Bit, Bipolar Input, Simultaneous Sampling ADC AD7607 APPLICATIONS Power-line monitoring and protection systems Multiphase motor control Instrumentation and control systems Multiaxis positioning systems Data acquisition systems (DAS) 8 simultaneously sampled inputs True bipolar analog input ranges: ±10 V, ±5 V Single 5 V analog supply and 2.3 V to 5.25 V VDRIVE Fully integrated data acquisition solution Analog input clamp protection Input buffer with 1 MΩ analog input impedance Second-order antialiasing analog filter On-chip accurate reference and reference buffer 14-bit ADC with 200 kSPS on all channels Flexible parallel/serial interface SPI/QSPI™/MICROWIRE™/DSP compatible Pin-compatible solutions from 14 bits to 18 bits Performance 7 kV ESD rating on analog input channels Fast throughput rate: 200 kSPS for all channels 85.5 dB SNR at 50 kSPS INL ±0.25 LSB, DNL ±0.25 LSB Low power: 100 mW at 200 kSPS Standby mode: 25 mW typical 64-lead LQFP package www.DataSheet.co.kr Table 1. High Resolution, Bipolar Input, Simultaneous Sampling DAS Solutions Resolution 18 Bits 16 Bits Single-Ended Inputs AD7608 AD7606 AD7606-6 AD7606-4 AD7607 Number of Simultaneous Sampling Channels 8 8 6 4 8 14 Bits FUNCTIONAL BLOCK DIAGRAM AVCC 1MΩ 1MΩ 1MΩ 1MΩ 1MΩ 1MΩ 1MΩ 1MΩ 1MΩ 1MΩ 1MΩ 1MΩ 1MΩ 1MΩ 1MΩ 1MΩ RFB RFB RFB RFB RFB RFB RFB RFB RFB RFB RFB RFB RFB RFB RFB RFB SECONDORDER LPF SECONDORDER LPF SECONDORDER LPF SECONDORDER LPF SECONDORDER LPF SECONDORDE...