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ADM1026JSTZ-R7 Datasheet(PDF) 6 Page - ON Semiconductor |
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ADM1026JSTZ-R7 Datasheet(HTML) 6 Page - ON Semiconductor |
6 / 55 page ADM1026 http://onsemi.com 6 Table 4. ELECTRICAL CHARACTERISTICS (TA = TMIN to TMAX, VCC = VMIN to VMAX, unless otherwise noted. (Note 1, 2, and 3)) Parameter Unit Max Typ Min Test Conditions/Comments FAN RPM-TO-DIGITAL CONVERTER (Note 6) Accuracy − − 12 % Full-scale Count − − 255 FAN0 to FAN7 Nominal Input RPM (Note 5) Divisor = 1, fan count = 153 Divisor = 2, fan count = 153 Divisor = 4, fan count = 153 Divisor = 8, fan count = 153 − − − − 8800 4400 2200 1100 − − − − RPM Internal Clock Frequency 20 22.5 25 kHz OPEN DRAIN O/Ps, PWM, GPIO0 to 16 Output High Voltage, VOH IOUT = 3.0 mA, VCC = 3.3 V 2.4 − − V High Level Output Leakage Current, IOH VOUT = VCC − 0.1 1.0 mA Output Low Voltage, VOL IOUT = −3.0 mA, VCC = 3.3 V − − 0.4 V PWM Output Frequency − 75 − Hz DIGITAL OUTPUTS (INT, RESETMAIN, RESETSTBY) Output Low Voltage, VOL IOUT = −3.0 mA, VCC = 3.3 V − − 0.4 V RESET Pulse Width 140 180 240 ms OPEN DRAIN SERIAL DATABUS OUTPUT (SDA) Output Low Voltage, VOL IOUT = –3.0 mA, VCC = 3.3 V − − 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 2.2 − − V Input Low Voltage, VIL − − 0.8 V Hysteresis − 500 − mV DIGITAL INPUT LOGIC LEVELS (ADD, CI, FAN 0 to 7, GPIO 0 to 16) (Note 7 and 8) Input High Voltage, VIH VCC = 3.3 V 2.4 − − V Input Low Voltage, VIL VCC = 3.3 V 0.8 − − V Hysteresis (Fan 0 to 7) VCC = 3.3 V − 250 − mV RESETMAIN, RESETSTBY RESETMAIN Threshold Falling Voltage 2.89 2.94 2.97 V RESETSTBY Threshold Falling Voltage 3.01 3.05 3.10 V RESETMAIN Hysteresis − 60 − mV RESETSTBY Hysteresis − 70 − mV DIGITAL INPUT CURRENT Input High Current, IIH VIN = VCC –1.0 − − mA Input Low Current, IIL VIN = 0 − − 1.0 mA Input Capacitance, CIN − 20 − pF EEPROM RELIABILITY Endurance (Note 9) 100 700 − kcycles Data Retention (Note 10) 10 − − Years SERIAL BUS TIMING Clock Frequency, fSCLK See Figure 2 for All Parameters. − − 400 kHz Glitch Immunity, tSW − − 50 ns Bus Free Time, tBUF 4.7 − − ms Start Setup Time, tSU; STA 4.7 − − ms |
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Similar Description - ADM1026JSTZ-R7 |
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