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AD8155 Datasheet(PDF) 5 Page - Analog Devices |
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AD8155 Datasheet(HTML) 5 Page - Analog Devices |
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5 / 36 page 
AD8155 Rev. 0 | Page 5 of 36 I2C TIMING SPECIFICATIONS SCL S Sr NOTES 1. S = START CONDITION. 2. Sr = REPEAT START. 3. P = STOP. S P SDA tF tLOW tHD;STA tHD;DAT tSU;DAT tSU;STA tHD;STA tHIGH tF tSU;STO tR tBUF tR Figure 2. I2C Timing Diagram Table 2. I2C Timing Parameters Parameter Symbol Min Max Unit SCL Clock Frequency fSCL 0 400+ kHz Hold Time for a Start Condition tHD;STA 0.6 μs Setup Time for a Repeated Start Condition tSU;STA 0.6 μs Low Period of the SCL Clock tLOW 1.3 μs High Period of the SCL Clock tHIGH 0.6 μs Data Hold Time tHD;DAT 0 μs Data Setup Time tSU;DAT 10 ns Rise Time for Both SDA and SCL tR 1 300 ns Fall Time for Both SDA and SCL tF 1 300 ns Setup Time for Stop Condition tSU;STO 0.6 μs Bus Free Time Between a Stop and a Start Condition tBUF 1 μs Bus Free Time After a Reset 1 μs Reset Pulse Width 10 ns Capacitance for Each I/O Pin Ci 5 7 pF |
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