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