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ADC088S022CIMTX 数据表(PDF) 4 Page - National Semiconductor (TI) |
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ADC088S022CIMTX 数据表(HTML) 4 Page - National Semiconductor (TI) |
4 / 17 page ADC088S022 Converter Electrical Characteristics (Note 8) (Continued) The following specifications apply for V A =VD = +2.7V to +5.25V, AGND = DGND = 0V, fSCLK = 0.8 MHz to 3.2 MHz, fSAMPLE = 50 kSPS to 200 kSPS, and C L = 50pF, unless otherwise noted. Boldface limits apply for TA =TMIN to TMAX: all other limits T A = 25˚C. Symbol Parameter Conditions Typical Limits (Note 7) Units DIGITAL INPUT CHARACTERISTICS V IH Input High Voltage V A =VD = +2.7V to +3.6V 2.1 V (min) V A =VD = +4.75V to +5.25V 2.4 V (min) V IL Input Low Voltage 0.8 V (max) I IN Input Current V IN =0VorVD ±0.01 ±1 µA (max) C IND Digital Input Capacitance 2 4 pF (max) DIGITAL OUTPUT CHARACTERISTICS V OH Output High Voltage I SOURCE = 200 µA, V D − 0.5 V (min) V OL Output Low Voltage I SINK = 200 µA to 1.0 mA, 0.4 V (max) I OZH,IOZL Hi-Impedance Output Leakage Current ±1 µA (max) C OUT Hi-Impedance Output Capacitance (Note 8) 2 4 pF (max) Output Coding Straight (Natural) Binary POWER SUPPLY CHARACTERISTICS (C L =10pF) V A,VD Analog and Digital Supply Voltages V A ≥ V D 2.7 V (min) 5.25 V (max) I A +ID Total Supply Current Normal Mode ( CS low) V A =VD = +2.7V to +3.6V, f SAMPLE = 1 MSPS, fIN =40kHz 0.3 0.74 mA (max) V A =VD = +4.75V to +5.25V, f SAMPLE = 1 MSPS, fIN =40kHz 1.1 1.55 mA (max) Total Supply Current Shutdown Mode (CS high) V A =VD = +2.7V to +3.6V, f SCLK = 0 kSPS 10 nA V A =VD = +4.75V to +5.25V, f SCLK = 0 kSPS 30 nA P C Power Consumption Normal Mode ( CS low) V A =VD = +3.0V f SAMPLE = 1 MSPS, fIN =40kHz 0.9 2.2 mW (max) V A =VD = +5.0V f SAMPLE = 1 MSPS, fIN =40kHz 5.5 7.8 mW (max) Power Consumption Shutdown Mode (CS high) V A =VD = +3.0V f SCLK = 0 kSPS 0.03 µW V A =VD = +5.0V f SCLK = 0 kSPS 0.15 µW AC ELECTRICAL CHARACTERISTICS f SCLKMIN Minimum Clock Frequency 0.8 MHz (min) f SCLK Maximum Clock Frequency 16 3.2 MHz (max) f S Sample Rate Continuous Mode 50 kSPS (min) 1000 200 kSPS (max) t CONVERT Conversion (Hold) Time 13 SCLK cycles DC SCLK Duty Cycle 30 40 % (min) 70 60 % (max) t ACQ Acquisition (Track) Time 3 SCLK cycles Throughput Time Acquisition Time + Conversion Time 16 SCLK cycles t AD Aperture Delay 4 ns www.national.com 4 |
类似零件编号 - ADC088S022CIMTX |
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类似说明 - ADC088S022CIMTX |
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