Datasheet AD7694 (Analog Devices) - 5

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AD7694 Data Sheet
VDD = 2.7 V to 5.25 V; VREF = VDD; TA = –40°C to +85°C, unless otherwise noted.
Table 3. Parameter Conditions Min Typ Max Unit
REFERENCE Voltage Range 1 VDD V Load Current 250 kSPS, VIN+ − VIN− = VREF/2 = 2.5 V 50 µA SAMPLING DYNAMICS −3 dB Input Bandwidth 9 MHz DIGITAL INPUTS Logic Levels VIL VDD = 4.75 V 0.8 V VDD = 2.7 V 0.45 V VIH VDD = 5.25 V 3.15 V VDD = 3.3 V 1.9 V IIL −1 +1 µA IIH −1 +1 µA DIGITAL OUTPUTS Data Format Serial, 16 bits straight binary Pipeline Delay Conversion results available immediately after completed conversion VOL ISINK = +500 µA 0.4 V VOH ISOURCE = −500 µA VDD − 0.3 V POWER SUPPLIES VDD Specified performance 2.7 5.25 V Operating Current VDD VDD = 5 V, 100 kSPS throughput 0.8 1.2 mA VDD = 2.7 V, 100 kSPS throughput 540 960 µA Standby Current1, 2 VDD = 5 V, 25°C 1 50 nA TEMPERATURE RANGE Specified Performance TMIN to TMAX −40 +85 °C 1 With all digital inputs forced to VDD or GND, as required. 2 During acquisition phase. Rev. B | Page 4 of 16 Document Outline Features Applications General Description Application Diagram Table of Contents Revision History Specifications Timing Specifications Absolute Maximum Ratings ESD Caution Pin Configuration and Function Descriptions Terminology Typical Performance Characteristics Application Information Circuit Information Converter Operation Transfer Functions Typical Connection Diagram Analog Input Driver Amplifier Choice Voltage Reference Input Power Supply Supplying the ADC from the Reference Digital Interface Layout Evaluating the AD7694 Performance Outline Dimensions Ordering Guide