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ADM1033ARQZ-REEL Folha de dados(PDF) 4 Page - ON Semiconductor |
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ADM1033ARQZ-REEL Folha de dados(HTML) 4 Page - ON Semiconductor |
4 / 35 page ADM1033 http://onsemi.com 4 Table 4. ELECTRICAL CHARACTERISTICS (TA = TMIN to TMAX, VCC = VMIN to VMAX, unless otherwise noted.) (Note 1) Parameter Test Conditions/Comments Min Typ Max Unit Power Supply Supply Voltage, VCC (Note 2) 3.0 3.30 3.6 V Supply Current, ICC Interface inactive, ADC Active − − 3.0 mA Standby Mode − − 900 mA Undervoltage Lockout Threshold − 2.5 − V Power-On Reset Threshold 1.0 − 2.4 V Temperature-to-Digital Converter Internal Sensor Accuracy 20C TA 60C −40C TA +100C − −4.0 1.0 − 2.0 +2.0 C Resolution − 0.03125 − C External Diode Sensor Accuracy −40C TD +100C; TA = +40C −40C TD +100C; +20C TA +60C −40C TD +100C; −40C TA +100C − − −3.0 0.5 1.0 − 1.0 1.25 +2.0 C Resolution − 0.03125 − C Remote Sensor Source Current High Level Mid Level Low Level − − − 85 34 5.0 − − − mA Series Resistance Cancellation − − 1000 W Power Supply Sensitivity − 1.0 − %/V Conversion Time (Local Temperature) Averaging Enabled − 11 − ms Conversion Time (Remote Temperature) Averaging Enabled − 32 − ms Total Conversion Time Averaging Enabled − 43 − ms Open-Drain Digital Outputs (ALERT, THERM, FAN_FAULT, DRIVE1, DRIVE2) (Note 3) Output Low Voltage, VOL IOUT = −6.0 mA; VCC = +3.0 V − − 0.4 V High Level Output Leakage Current, IOH VOUT = VCC; VCC = 3.0 V − 0.1 1.0 mA Digital Input Leakage Current (TACH1, TACH2) Input High Current, IIH −VIN = VCC −1.0 − − mA Input Low Current, IIL VIN = 0 − − 1.0 mA Input Capacitance, CIN − 7.0 − pF Digital Input Logic Levels (TACH1, TACH2) Input High Voltage, VIH 2.0 − 5.5 V Input Low Voltage, VIL −0.3 − +0.8 V Hysteresis − 500 − mV p−p Open-Drain Serial Data Bus Output (SDA) Output Low Voltage, VOL IOUT = −6.0 mA; VCC − − 0.4 V High Level Output Leakage Current, IOH VOUT = VCC − 0.1 1.0 mA Serial Bus Digital Inputs (SCL, SDA) Input High Voltage, VIH 2.1 − − V Input Low Voltage, VIL − − 0.8 V Hysteresis − 500 − mV Analog Inputs (Location, REF) Input Resistance 80 125 160 kW Tachometer Accuracy Fan Speed Measurement Accuracy − − 4.0 % |
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