BU9929FV Datasheet, PDF (6/12 Pages) Rohm – I2C BUS interface, general purpose I/O ports with condition watching function

Multimedia ICs
I²C BUS Interface characteristics (Unless otherwise noted, VDD=5.0V, Ta=25°C)
•Slave address
0
1
1
1
1
A1 A0 R / W
MSB
LSB
A0 and A1 are set by input terminals of AD0 and AD1 as follows;
When AD0 / AD1=H, A0 / A1=1
When AD0 / AD1=L, A0 / A1=0
•Conforming to I²C BUS standard
Parameter
SCL clock frequency
Start condition hold time
Start condition set-up time
Data set-up time
Data hold time
Stop condition set-up time
Symbol Min. Max.
Unit
f SCL
0
400
kHz
t HD : STA 0.6
−
µs
t SU : STA 0.6
−
µs
t SU : DAT 100
−
ns
t HD : DAT 0
0.9
µs
t SU : STO 0.6
−
µs
(Start Timing)
SCL
SDA
(Data Timing)
t SU : STA
t HD : STA
SCL
SDA
(Stop Timing)
t SU : DAT
t HD : DAT
SCL
SDA
t SU : STO
BU9929FV
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