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MCP47FXBX4 датащи(PDF) 21 Page - Microchip Technology |
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MCP47FXBX4 датащи(HTML) 21 Page - Microchip Technology |
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21 / 124 page ![]() 2020 Microchip Technology Inc. DS20006368A-page 21 MCP47FXBX4/8 FIGURE 1-7: I2C Bus Timing Waveforms. 90 91 92 100 101 103 109 109 110 102 SDA In SDA Out SCL 107 106 I2C BUS REQUIREMENTS (SLAVE MODE) I2C AC Characteristics Standard Operating Conditions (unless otherwise specified) Operating Temperature: -40 C T A +125C (Extended) The operating voltage range is described in DC Characteristics. Param. No. Sym. Characteristic Min. Max. Units Conditions 100 THIGH Clock High Time 100 kHz mode 4000 — ns 1.8V-5.5V(2) 400 kHz mode 600 — ns 2.7V-5.5V 1.7 MHz mode 120 — ns 4.5V-5.5V 3.4 MHz mode 60 — ns 4.5V-5.5V 101 TLOW Clock Low Time 100 kHz mode 4700 — ns 1.8V-5.5V(2) 400 kHz mode 1300 — ns 2.7V-5.5V 1.7 MHz mode 320 — ns 4.5V-5.5V 3.4 MHz mode 160 — ns 4.5V-5.5V 102A(2) TRSCL SCL Rise Time 100 kHz mode — 1000 ns Cb is specified to be from 10 to 400 pF (100 pF maximum for 3.4 MHz mode) 400 kHz mode 20 + 0.1Cb 300 ns 1.7 MHz mode 20 80 ns 1.7 MHz mode 20 160 ns After a repeated Start condition or an Acknowledge bit 3.4 MHz mode 10 40 ns 3.4 MHz mode 10 80 ns After a repeated Start condition or an Acknowledge bit 102B(2) TRSDA SDA Rise Time 100 kHz mode — 1000 ns Cb is specified to be from 10 to 400 pF (100 pF maximum for 3.4 MHz mode) 400 kHz mode 20 + 0.1Cb 300 ns 1.7 MHz mode 20 160 ns 3.4 MHz mode 10 80 ns Note 2 Not Tested. This parameter is ensured by characterization. |
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