Datasheet AD7606-EP (Analog Devices)

8-Channel DAS with 16-Bit, Bipolar Input, Simultaneous Sampling ADC Data Sheet AD7606-EP FEATURES ENHANCED PRODUCT FEATURES 8 simultaneously sampled inputs Supports defense and aerospace applications (AQEC True bipolar analog input ranges: ±10 V, ±5 V standard) Single 5 V analog supply and 2.3 V to 5.25 V VDRIVE Military temperature range −55°C to +125°C Fully integrated data acquisition solution Controlled manufacturing baseline Analog input clamp protection One assembly/test site Input buffer with 1 MΩ analog input impedance One fabrication site Second-order antialiasing analog filter Product change notification On-chip accurate reference and reference buffer Qualification data available on request 16-bit ADC with 150 kSPS on all channels APPLICATIONS Oversampling capability with digital filter Flexible parallel/serial interface Power-line monitoring and protection systems SPI/QSPI™/MICROWIRE™/DSP compatible Multiphase motor control Performance Instrumentation and control systems 7 kV ESD rating on analog input channels Multiaxis positioning systems 95.5 dB SNR, −107 dB THD Data acquisition systems (DAS) ±0.5 LSB INL, ±0.5 LSB DNL Low power: 100 mW Standby mode: 25 mW 64-lead LQFP package FUNCTIONAL BLOCK DIAGRAM AV AV CC CC REGCAP REGCAP REFCAPB REFCAPA 1MΩ RFB V1 CLAMP T/H V1GND CLAMP 1MΩ R 2.5V 2.5V FB LDO LDO 1MΩ RFB REFIN/REFOUT V2 CLAMP T/H V2GND CLAMP 1MΩ RFB REF SELECT 2.5V REF 1MΩ R AGND FB V3 CLAMP T/H OS 2 V3GND CLAMP 1MΩ RFB OS 1 1MΩ OS 0 RFB V4 CLAMP T/H D V4GND CLAMP OUTA 1MΩ R SERIAL FB DOUTB 8:1 1MΩ R MUX PARALLEL/ FB RD/SCLK 16-BIT DIGITAL V5 CLAMP SERIAL T/H SAR FILTER INTERFACE CS V5GND CLAMP 1MΩ RFB PAR/SER/BYTE SEL 1MΩ R V FB DRIVE V6 CLAMP T/H V6GND CLAMP PARALLEL DB[15:0] 1MΩ RFB AD7606-EP 1MΩ RFB V7 CLAMP T/H V7GND CLAMP 1MΩ R CLK OSC FB 1MΩ RFB V8 BUSY CLAMP CONTROL T/H INPUTS V8GND FRSTDATA CLAMP 1MΩ RFB
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AGND CONVST A CONVST B RESET RANGE
16483- Figure 1.
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Document Outline FEATURES ENHANCED PRODUCT FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS REVISION HISTORY GENERAL DESCRIPTION SPECIFICATIONS TIMING SPECIFICATIONS Timing Diagrams ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS OUTLINE DIMENSIONS ORDERING GUIDE