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ADC128S052 Datasheet(PDF) 5 Page - Texas Instruments |
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ADC128S052 Datasheet(HTML) 5 Page - Texas Instruments |
5 / 26 page ADC128S052 www.ti.com SNAS333C – AUGUST 2005 – REVISED NOVEMBER 2010 ADC128S052 Converter Electrical Characteristics (1) (continued) The following specifications apply for AGND = DGND = 0V, fSCLK = 3.2 MHz to 8 MHz, fSAMPLE = 200 kSPS to 500 kSPS, CL = 50pF, unless otherwise noted. Boldface limits apply for TA = TMIN to TMAX: all other limits TA = 25°C. Limits Symbol Parameter Conditions Typical Units (2) VA = VD = +3.0V, −98 dB fa = 19.5 kHz, fb = 20.5 kHz Intermodulation Distortion, Second Order Terms VA = VD = +5.0V, −91 dB fa = 19.5 kHz, fb = 20.5 kHz IMD VA = VD = +3.0V, −89 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, 0.54 1.2 mA (max) fSAMPLE = 500 kSPS, fIN = 40 kHz Total Supply Current Normal Mode ( CS low) VA = VD = +4.75V to +5.25V, 1.74 2.6 mA (max) fSAMPLE = 500 kSPS, fIN = 40 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, 50 nA fSCLK = 0 kSPS VA = VD = +3.0V 1.6 3.6 mW (max) fSAMPLE = 500 kSPS, fIN = 40 kHz Power Consumption Normal Mode ( CS low) VA = VD = +5.0V 8.7 13.0 mW (max) fSAMPLE = 500 kSPS, fIN = 40 kHz PC VA = VD = +3.0V 0.06 µW fSCLK = 0 kSPS Power Consumption Shutdown Mode (CS high) VA = VD = +5.0V 0.25 µW fSCLK = 0 kSPS AC ELECTRICAL CHARACTERISTICS fSCLKMIN Minimum Clock Frequency VA = VD = +2.7V to +5.25V 0.8 3.2 MHz (min) (3) Data sheet min/max specification limits are guaranteed by design, test, or statistical analysis. Copyright © 2005–2010, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Links: ADC128S052 |
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