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EMC2103 데이터시트(PDF) 16 Page - Microchip Technology |
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EMC2103 데이터시트(HTML) 16 Page - Microchip Technology |
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16 / 85 page ![]() RPM-Based Fan Controller with Hardware Thermal Shutdown Datasheet DS0005250A-page 16 2013 Microchip Technology Inc. 3.3 EEPROM Loader Electrical Specifications The EEPROM Loader is only active in the EMC2103-4 device when enabled via the SHDN_SEL pull- up resistor (see Section 5.1.1). Data Hold Time tHD:DAT 0.6 6 us Data Setup Time tSU:DAT 0.6 72 us Clock Low Period tLOW 1.3 us Clock High Period tHIGH 0.6 us Clock/Data Fall time tFALL 300 ns Min = 20+0.1CLOAD ns Clock/Data Rise time tRISE 300 ns Min = 20+0.1CLOAD ns Capacitive Load CLOAD 400 pF Total per bus line Table 3.4 EEPROM Loader Electrical Specifications VDD = 3.0V to 3.6V, TA = -40 oC - 125oC, Typical values are at T A = 27°C unless otherwise noted CHARACTERISTIC SYMBOL MIN TYP MAX UNITS CONDITIONS Interface Input High/Low Current IIH / IIL ±5 uA Powered or unpowered Hysteresis 420 mV Input Capacitance CIN 10 pF Timing Loading Delay tDLY 10 ms Delay after power-up until EEPROM loading begins. (See Section 4.9.) Loading Time tLOAD 50 ms Clock Frequency fSMB 50 kHz Spike Suppression tSP 50 ns Bus free time Start to Stop tBUF 1.3 us Hold Time: Start tHD:STA 0.6 us Setup Time: Start tSU:STA 0.6 us Setup Time: Stop tSU:STO 0.6 us Data Hold Time tHD:DAT 0.3 us Data Setup Time tSU:DAT 100 ns Table 3.3 SMBus Electrical Specifications (continued) VDD= 3V to 3.6V, TA = -40°C to 125°C Typical values are at TA = 27°C unless otherwise noted. CHARACTERISTIC SYMBOL MIN TYP MAX UNITS CONDITIONS |
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