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ADCS7477 Datasheet(PDF) 4 Page - Texas Instruments |
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ADCS7477 Datasheet(HTML) 4 Page - Texas Instruments |
4 / 30 page ADCS7476, ADCS7477, ADCS7478 SNAS192F – APRIL 2003 – REVISED MARCH 2013 www.ti.com ADCS7476/ADCS7477/ADCS7478 Specifications (1) ADCS7476 Converter Electrical Characteristics (continued) The following specifications apply for VDD = +2.7V to 5.25V, fSCLK = 20 MHz, fSAMPLE = 1 MSPS unless otherwise noted. Boldface limits apply for TA = −40°C to +85°C: all other limits TA = 25°C, unless otherwise noted. Symbol Parameter Conditions Typical Limits Units VDD = +4.75V to +5.25V, 2 mA SCLK On or Off Normal Mode (Static) VDD = +2.7V to +3.6V, 1 mA SCLK On or Off VDD = +4.75V to +5.25V, 2.0 3.5 mA (max) IDD fSAMPLE = 1 MSPS Normal Mode (Operational) VDD = +2.7V to +3.6V, 0.6 1.6 mA (max) fSAMPLE = 1 MSPS VDD = +5V, SCLK Off 0.5 µA Shutdown Mode VDD = +5V, SCLK On 60 µA VDD = +5V, fSAMPLE = 1 MSPS 10 17.5 mW (max) Power Consumption, Normal Mode (Operational) VDD = +3V, fSAMPLE = 1 MSPS 2 4.8 mW (max) PD VDD = +5V, SCLK Off 2.5 µW Power Consumption, Shutdown Mode VDD = +3V, SCLK Off 1.5 µW ANALOG INPUT CHARACTERISTICS VIN Input Range 0 to VDD V IDCL DC Leakage Current ±1 µA (max) CINA Analog Input Capacitance 30 pF DIGITAL INPUT CHARACTERISTICS VIH Input High Voltage 2.4 V (min) VDD = +5V 0.8 V (max) VIL Input Low Voltage VDD = +3V 0.4 V (max) IIN Input Current VIN = 0V or VDD ±10 nA ±1 µA (max) CIND Digital Input Capacitance 2 4 pF (max) DIGITAL OUTPUT CHARACTERISTICS ISOURCE = 200 µA, VOH Output High Voltage VDD −0.2 V (min) VDD = +2.7V to +5.25V VOL Output Low Voltage ISINK = 200 µA 0.4 V (max) IOL TRI-STATE Leakage Current ±10 µA (max) COUT TRI-STATE Output Capacitance 2 4 pF (max) Output Coding Straight (Natural) Binary AC ELECTRICAL CHARACTERISTICS fSCLK Clock Frequency −40°C ≤ TA ≤ 125°C 20 MHz (max) 40 % (min) DC SCLK Duty Cycle 60 % (max) tTH Track/Hold Acquisition Time 400 ns (max) fRATE Throughput Rate See USING THE ADCS7476/77/78 1 MSPS (max) tAD Aperture Delay 3 ns tAJ Aperture Jitter 30 ps ADCS7476/ADCS7477/ADCS7478 Specifications (1) ADCS7477 Converter Electrical Characteristics The following specifications apply for VDD = +2.7V to 5.25V, fSCLK = 20 MHz, fSAMPLE = 1 MSPS unless otherwise noted. Boldface limits apply for TA = −40°C to +85°C: all other limits TA = 25°C, unless otherwise noted. Symbol Parameter Conditions Typical Limits Units STATIC CONVERTER CHARACTERISTICS (1) Data sheet min/max specification limits are ensured by design, test, or statistical analysis. 4 Submit Documentation Feedback Copyright © 2003–2013, Texas Instruments Incorporated Product Folder Links: ADCS7476 ADCS7477 ADCS7478 |
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