Datasheet AD7617 (Analog Devices) - 4

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Data Sheet AD7617 SPECIFICATIONS
VREF = 2.5 V external/internal, VCC = 4.75 V to 5.25 V, VDRIVE = 2.3 V to 3.6 V, sampling frequency (fSAMPLE) = 1 MSPS, TA = −40°C to +125°C, unless otherwise noted.
Table 1. Parameter Test Conditions/Comments Min Typ Max Unit
DYNAMIC PERFORMANCE fIN = 1 kHz sine wave, unless otherwise noted Signal-to-Noise Ratio (SNR)1, 2 No oversampling, ±10 V range 84.5 85 dB OSR = 2, ±10 V range,3 fSAMPLE = 500 kSPS 85.3 dB OSR = 4, ±10 V range3 85.5 dB No oversampling, ±5 V range 84 84.5 dB No oversampling, ±2.5 V range 83 83.5 dB Signal-to-Noise-and-Distortion (SINAD)1 No oversampling, ±10 V range 84 84.5 dB No oversampling, ±5 V range 83.5 84 dB No oversampling, ±2.5 V range 82.5 83.5 dB Dynamic Range No oversampling, ±10 V range 85.5 dB No oversampling, ±5 V range 85.1 dB No oversampling, ±2.5 V range 84.5 dB Total Harmonic Distortion (THD)1 No oversampling, ±10 V range −103 −93.5 dB No oversampling, ±5 V range −100 dB No oversampling, ±2.5 V range −97 dB Peak Harmonic or Spurious Noise1 −103 dB Intermodulation Distortion (IMD)1 fa = 1 kHz, fb = 1.1 kHz Second-Order Terms −105 dB Third-Order Terms −113 dB Channel to Channel Isolation1 fIN on unselected channels up to 5 kHz −106 dB ANALOG INPUT FILTER Full Power Bandwidth −3 dB, ±10 V range 39 kHz −3 dB, ±5 V/+2.5 V range 33 kHz −0.1 dB 5.5 kHz Phase Delay1, 3 ±10 V range 4.4 6 µs ±5 V range 5 µs ±2.5 V range 4.9 µs Drift1, 3 ±10 V range ±0.55 +5 ns/°C Matching (Dual Simultaneous Pair)1, 3 ±10 V range 4.4 100 ns ±5 V range 4.7 ns ±2.5 V range 4.1 ns DC ACCURACY Resolution No missing codes 14 Bits Differential Nonlinearity (DNL)1 ±0.1 ±0.99 LSB4 Integral Nonlinearity (INL)1 ±0.3 ±1 LSB Total Unadjusted Error (TUE) ±10 V range ±1.5 LSB ±5 V range ±2 LSB ±2.5 V range ±2.5 LSB Positive Full-Scale Error (PFS)5 External Reference ±10 V range ±1.25 ±8 LSB ±5 V range ± 1 LSB ±2.5 V range ± 0.5 LSB Internal Reference ±10 V range ±1.25 LSB Rev. 0 | Page 3 of 51 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS TIMING SPECIFICATIONS Universal Timing Specifications Parallel Mode Timing Specifications Serial Mode Timing Specifications ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TERMINOLOGY THEORY OF OPERATION CONVERTER DETAILS ANALOG INPUT Analog Input Channel Selection Analog Input Ranges Analog Input Impedance Analog Input Clamp Protection Analog Input Antialiasing Filter ADC TRANSFER FUNCTION INTERNAL/EXTERNAL REFERENCE SHUTDOWN MODE DIGITAL FILTER APPLICATIONS INFORMATION FUNCTIONALITY OVERVIEW POWER SUPPLIES TYPICAL CONNECTIONS DEVICE CONFIGURATION OPERATIONAL MODE INTERNAL/EXTERNAL REFERENCE DIGITAL INTERFACE HARDWARE MODE SOFTWARE MODE RESET FUNCTIONALITY PIN FUNCTION OVERVIEW DIGITAL INTERFACE CHANNEL SELECTION Hardware Mode Software Mode PARALLEL INTERFACE Reading Conversion Results Writing Register Data Reading Register Data SERIAL INTERFACE Reading Conversion Results Writing Register Data Reading Register Data SEQUENCER HARDWARE MODE SEQUENCER SOFTWARE MODE SEQUENCER BURST SEQUENCER Hardware Mode Burst Software Mode Burst DIAGNOSTICS DIAGNOSTIC CHANNELS INTERFACE SELF TEST CRC REGISTER SUMMARY ADDRESSING REGISTERS CONFIGURATION REGISTER CHANNEL REGISTER INPUT RANGE REGISTERS Input Range Register A1 Input Range Register A2 Input Range Register B1 Input Range Register B2 SEQUENCER STACK REGISTERS STATUS REGISTER OUTLINE DIMENSIONS ORDERING GUIDE