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ADM1026 датащи(PDF) 3 Page - Analog Devices |
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ADM1026 датащи(HTML) 3 Page - Analog Devices |
3 / 56 page ADM1026 Rev. A | Page 3 of 56 SPECIFICATIONS1, 2, 3 Table 1. TA = TMIN to TMAX, VCC = VMIN to VMAX, unless otherwise noted. Parameter Min Typ Max Test Conditions/Comments Unit POWER SUPPLY Supply Voltage, 3.3 V STBY, 3.3 V MAIN 3.0 3.3 5.5 V Supply Current, ICC 2.5 4.0 Interface inactive, ADC active mA TEMPERATURE-TO-DIGITAL CONVERTER Internal Sensor Accuracy ±3 °C Resolution ±1 °C External Diode Sensor Accuracy ±3 0°C < TD < 100°C °C Resolution ±1 °C Remote Sensor Source Current 90 High level µA 5.5 Low level µA ANALOG-TO-DIGITAL CONVERTER (including MUX and attenuators) Total Unadjusted Error (TUE)4 ±2 % Differential Nonlinearity (DNL) ±1 LSB Power Supply Sensitivity ±0.1 %/V Conversion Time (Analog Input or Internal Temperature)5 11.38 12.06 ms Conversion Time (External Temperature)5 34.13 36.18 ms Input Resistance (+5 VIN, VCCP, AIN0 − AIN5) 80 100 120 kΩ Input Resistance of +12 VIN pin 70 100 115 kΩ Input Resistance of −12 VIN pin 8 10 12 kΩ Input Resistance (AIN6 − AIN9) 5 MΩ Input Resistance of VBAT pin4 80 100 120 kΩ VBAT Current Drain (when measured) 80 100 CR2032 battery life >10 years nA VBAT Current Drain (when not measured) 6 nA ANALOG OUTPUT (DAC) Output Voltage Range 0–2.5 V Total Unadjusted Error (TUE) ±5 IL = 2 mA % Zero Error 1 No load LSB Differential Nonlinearity (DNL) ±1 Monotonic by design LSB Integral Nonlinearity ±0.5 LSB Output Source Current 2 mA Output Sink Current 1 mA REFERENCE OUTPUT Output Voltage 1.8 1.82 1.84 Bit 2 of Register 07h = 0 V Output Voltage 2.47 2.50 2.53 Bit 2 of Register 07h = 1 V Load Regulation (ISINK = 2 mA) 0.15 % Load Regulation (ISOURCE = 2 mA) 0.15 % Short Circuit Current 25 VCC = 3.3 V mA Output Current Source 2 mA Output Current Sink 2 mA FAN RPM-TO-DIGITAL CONVERTER6 Accuracy ±12 % Full-Scale Count 255 FAN0 to FAN7 Nominal Input RPM5 8800 Divisor = 1, fan count = 153 RPM 4400 Divisor = 2, fan count = 153 RPM 2200 Divisor = 4, fan count = 153 RPM 1100 Divisor = 8, fan count = 153 RPM Internal Clock Frequency 20 22.5 25 kHz OPEN DRAIN O/Ps, PWM, GPIO0 to 16 Output High Voltage, VOH 2.4 IOUT = 3.0 mA, VCC = 3.3 V V |
Аналогичный номер детали - ADM1026 |
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Аналогичное описание - ADM1026 |
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