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AD7985BCPZ датащи(PDF) 5 Page - Analog Devices |
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AD7985BCPZ датащи(HTML) 5 Page - Analog Devices |
5 / 29 page AD7985 Data Sheet Rev. C | Page 4 of 28 Table 3. Parameter Test Conditions/Comments Min Typ Max Unit INTERNAL REFERENCE PDREF is low Output Voltage TA = 25°C 4.081 4.096 4.111 V Temperature Drift −40°C to +85°C ±10 ppm/°C Line Regulation AVDD = 2.5 V ± 5% ±50 ppm/V Turn-On Settling Time CREF = 10 μF, CREFIN = 0.1 μF 40 ms REFIN Output Voltage REFIN at 25°C 1.2 V REFIN Output Resistance 6 kΩ EXTERNAL REFERENCE PDREF is high, REFIN is low Voltage Range 2.4 5.1 V Current Drain 500 µA REFERENCE BUFFER REFIN Input Voltage Range 1.2 V REFIN Input Current 160 µA DIGITAL INPUTS Logic Levels VIL −0.3 0.1 × VIO V VIH 0.9 × VIO VIO + 0.3 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 VIO − 0.3 V POWER SUPPLIES AVDD, DVDD 2.375 2.5 2.625 V BVDD 4.75 5.0 5.25 V VIO Specified performance 1.8 2.5 2.7 V Standby Current1, 2 AVDD = DVDD = VIO = 2.5 V 1.0 µA Power Dissipation With Internal Reference 2.5 MSPS throughput 28 33 mW 2.0 MSPS throughput 25 30 mW With External Reference 2.5 MSPS throughput 15.5 17 mW 2.0 MSPS throughput 12 13 mW TEMPERATURE RANGE3 Specified Performance TMIN to TMAX −40 +85 °C 1 With all digital inputs forced to VIO or GND as required. 2 During acquisition phase. 3 Contact an Analog Devices, Inc., sales representative for the extended temperature range. |
Аналогичный номер детали - AD7985BCPZ |
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Аналогичное описание - AD7985BCPZ |
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