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ADC128S022 Datasheet(PDF) 5 Page - Texas Instruments |
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ADC128S022 Datasheet(HTML) 5 Page - Texas Instruments |
5 / 26 page ADC128S022 www.ti.com SNAS334E – AUGUST 2005 – REVISED MARCH 2013 ADC128S022 Converter Electrical Characteristics (1) (continued) The following specifications apply for AGND = DGND = 0V, fSCLK = 0.8 MHz to 3.2 MHz, fSAMPLE = 50 ksps to 200 ksps, CL = 50pF, unless otherwise noted. Boldface limits apply for TA = TMIN to TMAX: all other limits TA = 25°C. Symbol Parameter Conditions Typical Limits(2) Units VA = VD = +3.0V, −97 dB fa = 19.5 kHz, fb = 20.5 kHz Intermodulation Distortion, Second Order Terms VA = VD = +5.0V, −94 dB fa = 19.5 kHz, fb = 20.5 kHz IMD VA = VD = +3.0V, −88 dB fa = 19.5 kHz, fb = 20.5 kHz Intermodulation Distortion, Third Order Terms VA = VD = +5.0V, −88 dB fa = 19.5 kHz, fb = 20.5 kHz ANALOG INPUT CHARACTERISTICS VIN Input Range 0 to VA V IDCL DC Leakage Current ±1 µA (max) Track Mode 33 pF CINA Input Capacitance Hold Mode 3 pF DIGITAL INPUT CHARACTERISTICS VA = VD = +2.7V to +3.6V 2.1 V (min) VIH Input High Voltage VA = VD = +4.75V to +5.25V 2.4 V (min) VIL Input Low Voltage VA = VD = +2.7V to +5.25V 0.8 V (max) IIN Input Current VIN = 0V or VD ±0.01 ±1 µA (max) CIND Digital Input Capacitance 2 4 pF (max) DIGITAL OUTPUT CHARACTERISTICS ISOURCE = 200 µA, VOH Output High Voltage VD − 0.5 V (min) VA = VD = +2.7V to +5.25V ISINK = 200 µA to 1.0 mA, VOL Output Low Voltage 0.4 V (max) VA = VD = +2.7V to +5.25V IOZH, IOZL Hi-Impedance Output Leakage Current VA = VD = +2.7V to +5.25V ±1 µA (max) COUT Hi-Impedance Output Capacitance (3) 2 4 pF (max) Output Coding Straight (Natural) Binary POWER SUPPLY CHARACTERISTICS (CL = 10 pF) 2.7 V (min) VA, VD Analog and Digital Supply Voltages VA ≥ VD 5.25 V (max) VA = VD = +2.7V to +3.6V, 0.41 1.1 mA (max) fSAMPLE = 200 ksps, fIN = 39.9 kHz Total Supply Current Normal Mode ( CS low) VA = VD = +4.75V to +5.25V, 1.50 2.3 mA (max) fSAMPLE = 200 ksps, fIN = 39.9 kHz IA + ID VA = VD = +2.7V to +3.6V, 20 nA fSCLK = 0 ksps Total Supply Current Shutdown Mode (CS high) VA = VD = +4.75V to +5.25V, fSCLK = 0 50 nA ksps VA = VD = +3.0V, fSAMPLE = 200 ksps, fIN 1.2 3.3 mW (max) = 39.9 kHz Power Consumption Normal Mode ( CS low) VA = VD = +5.0V, fSAMPLE = 200 ksps, fIN 7.5 11.5 mW (max) PC = 39.9 kHz VA = VD = +3.0V, fSCLK = 0 ksps 0.06 µW Power Consumption Shutdown Mode (CS high) VA = VD = +5.0V, fSCLK = 0 ksps 0.25 µW (3) Data sheet min/max specification limits are specified by design, test, or statistical analysis. Copyright © 2005–2013, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Links: ADC128S022 |
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