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AD7691 数据表(PDF) 4 Page - Analog Devices |
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AD7691 数据表(HTML) 4 Page - Analog Devices |
4 / 28 page AD7691 Data Sheet Rev. D | Page 4 of 28 VDD = 2.3 V to 5.25 V, VIO = 2.3 V to VDD, VREF = VDD, all specifications TMIN to TMAX, unless otherwise noted. Table 3. Parameter Conditions/Comments Min Typ Max Unit REFERENCE Voltage Range 0.5 VDD + 0.3 V Load Current 250 kSPS, REF = 5 V 60 μA SAMPLING DYNAMICS −3 dB Input Bandwidth 2 MHz Aperture Delay VDD = 5 V 2.5 ns DIGITAL INPUTS Logic Levels VIL −0.3 +0.3 × VIO V VIH 0.7 × VIO VIO + 0.3 V IIL −1 +1 μA IIH −1 +1 μA DIGITAL OUTPUTS Data Format Serial 18-bit, twos complement Pipeline Delay1 VOL ISINK = +500 μA 0.4 V VOH ISOURCE = −500 μA VIO − 0.3 V POWER SUPPLIES VDD Specified performance 2.3 5.25 V VIO Specified performance 2.3 VDD + 0.3 V VIO Range 1.8 VDD + 0.3 V Standby Current2, 3 VDD and VIO = 5 V, TA = 25°C 1 50 nA Power Dissipation VDD = 2.5 V, 100 SPS throughput 1.4 μW VDD = 2.5 V, 100 kSPS throughput 1.35 mW VDD = 2.5 V, 180 kSPS throughput 2.4 mW VDD = 5 V, 100 kSPS throughput 4.24 5 mW VDD = 5 V, 250 kSPS throughput 10.6 12.5 mW Energy per Conversion 50 nJ/sample TEMPERATURE RANGE4 Specified Performance TMIN to TMAX −40 +85 °C 1 Conversion results are available immediately after completed conversion. 2 With all digital inputs forced to VIO or GND as required. 3 During acquisition phase. 4 Contact an Analog Devices, Inc., sales representative for the extended temperature range. |
类似零件编号 - AD7691_15 |
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类似说明 - AD7691_15 |
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