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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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EMC1702 датащи(PDF) 14 Page - Microchip Technology |
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EMC1702 датащи(HTML) 14 Page - Microchip Technology |
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14 / 60 page  EMC1702 DS20006455A 14 2020 Microchip Technology Inc. APPLICATION NOTE: The EMC1702 is trimmed at the 80mV range for best accuracy. Threshold Accuracy (±) VTH_ERR 2 5 % VTH = 80mV EXTERNAL TEMPERATURE MONITORS Temperature Accuracy (±) 0.25 1 °C +20°C < TDIODE < +110°C 0°C < TA < 85°C 0.5 2 °C -40°C < TDIODE < 127°C Temperature Resolution 0.125 °C Diode Decoupling Capacitor CFILTER 2200 2700 pF Connected across external diode, CPU, GPU, or AMD diode Series Resistance Canceled RSERIES 100 Ohm Sum of series resistance in both DP and DN lines INTERNAL TEMPERATURE MONITOR Temperature Accuracy (±) 0.25 1 °C -5°C < TA < 85°C 2 °C -40°C < TA < 85°C Temperature Resolution 0.125 °C CONVERSION TIMES First Conversion Ready tCONV_T 180 300 ms Time after power up before temperature and voltage measurements updated and PRATIO updated SMBus Delay tSMB_D 25 ms Time before SMBus communications should be sent by host DIGITAL I/O PINS (SMCLK, SMDATA, THERM, ALERT) Input High Voltage VIH 2.0 V SMCLK, SMDATA OD pins pulled up to VPULLUP Input Low Voltage VIL 0.8 V Output Low Voltage VOL 0.4 V OD pin pulled to VPULLUP 4 mA current sink Table 2.2 Electrical Specifications (continued) VDD = VBUS = 3V TO 24V, VPULLUP = 3V TO 5.5V, TA = -40°C TO 85°C, ALL TYPICAL VALUES AT VDD = VPULLUP = 3.3V, VBUS = 12V, AND TA = 27°C UNLESS OTHERWISE NOTED. CHARACTERISTIC SYMBOL MIN TYP MAX UNIT CONDITIONS |
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