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SI53119 Scheda tecnica(PDF) 5 Page - Silicon Laboratories |
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SI53119 Scheda tecnica(HTML) 5 Page - Silicon Laboratories |
5 / 35 page Si53119 Rev. 1.1 5 Table 2. SMBus Characteristics Parameter Symbol Test Condition Min Max Unit SMBus Input Low Voltage1 VILSMB 0.8 V SMBus Input High Voltage1 VIHSMB 2.1 VDDSMB V SMBus Output Low Voltage1 VOLSMB @ IPULLUP 0.4 V Nominal Bus Voltage1 VDDSMB @ VOL 2.7 5.5 V SMBus sink Current1 IPULLUP 3V to 5V +/-10% 4 mA SCLK/SDAT Rise Time1 tRSMB (Max VIL – 0.15) to (Min VIH + 0.15) 1000 ns SCLK/SDAT Fall Time1 tFSMB (Min VIH + 0.15) to (Max VIL – 0.15) 300 ns SMBus Operating Frequency1,2 fMINSMB Minimum Operating Frequency 100 kHz Notes: 1. Guaranteed by design and characterization 2. The differential input clock must be running for the SMBus to be active Table 3. Current Consumption TA = 0–70 °C; supply voltage VDD =3.3 V ±5% Parameter Symbol Test Condition Min Typ Max Unit Operating Current IDDVDD 100 MHz, VDD Rail — 25 35 mA IDDVDDA 100 MHz, VDDA + VDDR, PLL Mode — 16 20 mA IDDVDDIO 100 MHz, CL = Full Load, VDD IO Rail — 130 150 mA Power Down Current IDDVDDPD Power Down, VDD Rail — 1.5 2 mA IDDVDDAPD Power Down, VDDA Rail — 8 12 mA IDDVDDIOPD Power Down, VDD_IO Rail — 0.17 0.5 mA |
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