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ADC101C021 Fiches technique(PDF) 7 Page - Texas Instruments |
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ADC101C021 Fiches technique(HTML) 7 Page - Texas Instruments |
7 / 44 page ADC101C021, ADC101C027 www.ti.com SNAS446D – FEBRUARY 2008 – REVISED FEBRUARY 2013 Electrical Characteristics (continued) The following specifications apply for VA = +2.7V to +5.5V, GND = 0V, fSCL up to 3.4MHz, fIN = 1kHz for fSCL up to 400kHz, fIN = 10kHz for fSCL = 3.4MHz unless otherwise noted. Boldface limits apply for TA = TMIN to TMAX: all other limits TA = 25°C unless otherwise noted. Typical Limits Symbol Parameter Conditions Units (Limits) (1) (1) SERIAL INTERFACE INPUT CHARACTERISTICS (SCL, SDA) VIH Input High Voltage 0.7 x VA V (min) VIL Input Low Voltage 0.3 x VA V (max) IIN Input Current (4) ±1 µA (max) CIN Input Pin Capacitance 3 pF VHYST Input Hysteresis 0.1 x VA V (min) ADDRESS SELECTION INPUT CHARACTERISTICS (ADDR) VIH Input High Voltage VA - 0.5V V (min) VIL Input Low Voltage 0.5 V (max) IIN Input Current (4) ±1 µA (max) LOGIC OUTPUT CHARACTERISTICS, OPEN-DRAIN (SDA, ALERT) ISINK = 3 mA 0.4 V (max) VOL Output Low Voltage ISINK = 6 mA 0.6 V (max) High-Impedence Output IOZ ±1 µA (max) Leakage Current (4) Output Coding Straight (Natural) Binary POWER REQUIREMENTS Supply Voltage Minimum 2.7 V (min) VA Supply Voltage Maximum 5.5 V (max) Continuous Operation Mode -- 2-wire interface active. VA = 2.7V to 3.6V 0.08 0.14 mA (max) fSCL=400kHz VA = 4.5V to 5.5V 0.16 0.30 mA (max) IN Supply Current VA = 2.7V to 3.6V 0.37 0.55 mA (max) fSCL=3.4MHz VA = 4.5V to 5.5V 0.74 0.99 mA (max) VA = 3.0V 0.26 mW fSCL=400kHz VA = 5.0V 0.78 mW PN Power Consumption VA = 3.0V 1.22 mW fSCL=3.4MHz VA = 5.0V 3.67 mW Automatic Conversion Mode -- 2-wire interface stopped and quiet (SCL = SDA = VA). fSAMPLE = TCONVERT * 32 VA = 2.7V to 3.6V 0.41 0.59 mA (max) IA Supply Current VA = 4.5V to 5.5V 0.78 1.2 mA (max) VA = 3.0V 1.35 mW PA Power Consumption VA = 5.0V 3.91 mW Power Down Mode (PD1) -- 2-wire interface stopped and quiet. (SCL = SDA = VA). (4) IPD1 Supply Current 0.1 0.2 µA (max) PPD1 Power Consumption 0.5 0.9 µW (max) Power Down Mode (PD2) -- 2-wire interface active. Master communicating with a different device on the bus. VA = 2.7V to 3.6V 13 45 µA (max) fSCL=400kHz VA = 4.5V to 5.5V 27 80 µA (max) IPD2 Supply Current VA = 2.7V to 3.6V 89 150 µA (max) fSCL=3.4MHz VA = 4.5V to 5.5V 168 250 µA (max) (4) This parameter is guaranteed by design and/or characterization and is not tested in production. Copyright © 2008–2013, Texas Instruments Incorporated Submit Documentation Feedback 7 Product Folder Links: ADC101C021 ADC101C027 |
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