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ADT7463ARQZ-R7 Arkusz danych(PDF) 2 Page - ON Semiconductor |
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ADT7463ARQZ-R7 Arkusz danych(HTML) 2 Page - ON Semiconductor |
2 / 52 page REV. C –2– ADT7463–SPECIFICATIONS1, 2, 3, 4 (T A = TMIN to TMAX, VCC = VMIN to VMAX, unless otherwise noted.) Parameter Min Typ Max Unit Test Conditions/Comments POWER SUPPLY Supply Voltage 3.0 5.0 5.5 V Supply Current, ICC 3mA Interface Inactive, ADC Active 20 µA Standby Mode TEMPERATURE-TO-DIGITAL CONVERTER Local Sensor Accuracy ±0.5 ±1.5 � C0�C � TA � 70�C ±3 � C –40�C � TA � +120�C Resolution 0.25 � C Remote Diode Sensor Accuracy ±0.5 ±1.5 � C 0�C � TA � 70�C; 0�C � TD � 120�C ±2.5 � C 0�C � TA � 105�C; 0�C � TD � 120�C ±3 � C 0�C � TA � 120�C; 0�C � TD � 120�C Resolution 0.25 � C Remote Sensor Source Current 180 µAHigh Level 11 µALow Level ANALOG-TO-DIGITAL CONVERTER (INCLUDING MUX AND ATTENUATORS) Total Unadjusted Error, TUE ±1.5 % Differential Nonlinearity, DNL ±1 LSB Power Supply Sensitivity ±0.1 %/V Conversion Time (Voltage Input) 11.38 13 ms Averaging Enabled Conversion Time (Local Temperature) 12.09 13.50 ms Averaging Enabled Conversion Time (Remote Temperature) 25.59 28 ms Averaging Enabled Total Monitoring Cycle Time 120.17 134.50 ms Averaging Enabled Total Monitoring Cycle Time 13.51 15 ms Averaging Disabled Input Resistance 100 140 200 k Ω FAN RPM-TO-DIGITAL CONVERTER Accuracy ±7 %0�C � TA � 70�C ±11 % 0�C � TA � 105�C ±13 % –40�C � TA � +120�C Full-Scale Count 65,535 Nominal Input RPM 109 RPM Fan Count = 0xBFFF 329 RPM Fan Count = 0x3FFF 5,000 RPM Fan Count = 0x0438 10,000 RPM Fan Count = 0x021C Internal Clock Frequency 82.8 90.0 97.2 kHz OPEN-DRAIN DIGITAL OUTPUTS, PWM1 to PWM3, XTO Current Sink, IOL 8.0 mA Output Low Voltage, VOL 0.4 V IOUT = –8.0 mA, VCC = 3.3 V High Level Output Current, IOH 0.1 1 µAVOUT = VCC OPEN-DRAIN SERIAL DATA BUS OUTPUT (SDA) Output Low Voltage, VOL 0.4 V IOUT = –4.0 mA, VCC = 3.3 V High Level Output Current, IOH 0.1 1 µAVOUT = VCC SMBUS DIGITAL INPUTS (SCL, SDA) Input High Voltage, VIH 2.0 V Input Low Voltage, VIL 0.4 V Hysteresis 500 mV DIGITAL INPUT LOGIC LEVELS (VID0 to VID5) Input High Voltage, VIH 1.7 V Bit 6 (THLD) Reg. 0x43 = 0 Input Low Voltage, VIL 0.8 V (VID Threshold = 1 V) Input High Voltage, VIH 0.8 V Bit 6 (THLD) Reg. 0x43 = 1 Input Low Voltage, VIL 0.4 V (VID Threshold = 0.6 V) Rev. 4 | Page 2 of 52 | www.onsemi.com |
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