Datasheet AD7329 (Analog Devices) - 4

FabricanteAnalog Devices
Descripción1 MSPS , 8-Channel, Software Selectable True Bipolar Input, 12-Bit Plus Sign A/D Converter
Páginas / Página39 / 4 — Data Sheet. AD7329. SPECIFICATIONS. Table 2. B Version. Parameter1. Min. …
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Data Sheet. AD7329. SPECIFICATIONS. Table 2. B Version. Parameter1. Min. Typ. Max. Unit. Test Conditions/Comments

Data Sheet AD7329 SPECIFICATIONS Table 2 B Version Parameter1 Min Typ Max Unit Test Conditions/Comments

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Data Sheet AD7329 SPECIFICATIONS
VDD = 12 V to 16.5 V, VSS = −12 V to −16.5 V, VCC = 4.75 V to 5.25 V, VDRIVE = 2.7 V to 5.25 V, VREF = 2.5 V internal/external, fSCLK = 20 MHz, fS = 1 MSPS, TA = TMAX to TMIN, unless otherwise noted. MUXOUT+ is connected directly to ADCIN+ and MUXOUT− is connected directly to ADCIN−, which is connected to AGND for single-ended mode.
Table 2. B Version Parameter1 Min Typ Max Unit Test Conditions/Comments
DYNAMIC PERFORMANCE fIN = 50 kHz sine wave Signal-to-Noise Ratio (SNR) 76 77 dB Differential mode 72.5 74 dB Single-ended/pseudo differential mode Signal-to-Noise and Distortion 75 76.5 dB Differential mode; ±2.5 V and ±5 V ranges (SINAD)2 76.5 dB Differential mode; 0 V to +10 V and ±10 V ranges 72 73.5 dB Single-ended/pseudo differential mode; ±2.5 V and ±5 V ranges 73.5 dB Single-ended/pseudo differential mode; 0 V to +10 V and ±10 V ranges Total Harmonic Distortion (THD)2 −87 −80 dB Differential mode; ±2.5 V and ±5 V ranges −85 dB Differential mode; 0 V to +10 V and ±10 V ranges −82 −77 dB Single-ended/pseudo differential mode; ±2.5 V and ±5 V ranges −80 dB Single-ended/pseudo differential mode; 0 V to +10 V and ±10 V ranges Peak Harmonic or Spurious −88 −80 dB Differential mode; ±2.5 V and ±5 V ranges Noise (SFDR)2 −86 dB Differential mode; 0 V to +10 V and ±10 V ranges −84 −78 dB Single-ended/pseudo differential mode; ±2.5 V and ±5 V ranges −82 dB Single-ended/pseudo differential mode; 0 V to +10 V and ±10 V ranges Intermodulation Distortion (IMD)2 fa = 50 kHz, fb = 30 kHz Second-Order Terms −88 dB Third-Order Terms −90 dB Aperture Delay3 7 ns Aperture Jitter3 50 ps Common-Mode Rejection −79 dB Up to 100 kHz ripple frequency; see Figure 17 (CMRR)2 Channel-to-Channel Isolation2 −75 dB fIN on unselected channels up to 100 kHz; see Figure 14 Full Power Bandwidth 20 MHz At 3 dB 1.5 MHz At 0.1 dB Rev. C | Page 3 of 38 Document Outline FEATURES FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION PRODUCT HIGHLIGHTS TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS TIMING SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TERMINOLOGY THEORY OF OPERATION CIRCUIT INFORMATION CONVERTER OPERATION OUTPUT CODING TRANSFER FUNCTIONS ANALOG INPUT STRUCTURE TRACK-AND-HOLD SECTION TYPICAL CONNECTION DIAGRAM ANALOG INPUT Single-Ended Inputs True Differential Mode Pseudo Differential Inputs DRIVER AMPLIFIER CHOICE REGISTERS ADDRESSING REGISTERS CONTROL REGISTER SEQUENCE REGISTER RANGE REGISTERS SEQUENCER OPERATION REFERENCE VDRIVE TEMPERATURE INDICATOR MODES OF OPERATION NORMAL MODE(PM1 = PM0 = 0) FULL SHUTDOWN MODE(PM1 = PM0 = 1) AUTOSHUTDOWN MODE(PM1 = 1, PM0 = 0) AUTOSTANDBY MODE(PM1 = 0, PM0 =1) POWER VS. THROUGHPUT RATE SERIAL INTERFACE MICROPROCESSOR INTERFACING AD7329 TO ADSP-21xx AD7329 TO ADSP-BF53x APPLICATIONS INFORMATION LAYOUT AND GROUNDING POWER SUPPLY CONFIGURATION OUTLINE DIMENSIONS ORDERING GUIDE