m62320gp Renesas Electronics Corporation., m62320gp Datasheet - Page 4

• Manufacturer Part Number: m62320gp
• Description: 8-bit I/o Expander For I2c Bus
• Manufacturer: Renesas Electronics Corporation.

M62320GP
I
SCL clock frequency
Free time: the bus must be free before a new transmission can start
Hold time START Condition
After this period, the first clock pulse is generated.
Low period of the clock
High period of the clock
Set-up time for START condition
Only relevant for a repeated START condition
Data Hold time
Data Set-up time
Rise time of SDA and SCL signals
Fall time of SDA and SCL signals
Set-up time for STOP condition
Note:
Timing Chart
REJ03D0909-0100 Rev.1.00 Mar 25, 2008
Page 4 of 10
2
SDA
SCL
C BUS Characteristics
V
V
V
V
IH
IH
IL
IL
Transmitter must internally provide at least a hold time to bridge the undefined region (300 ns max) of the falling
edge of SCL.
Start
t
HD:STA
t
LOW
Item
t
R
t
SU:DAT
, t
F
t
HIGH
t
HD:DAT
t
SU:STA
Start
f
t
t
t
t
t
t
t
t
t
t
SCL
BUF
HD:STA
LOW
HIGH
SU:STA
HD:DAT
SU:DAT
R
F
SU:STO
Symbol
t
SU:STO
Min
250
4.7
4.0
4.7
4.0
4.7
4.0
—
—
0
0
Limits
Stop
1000
Max
100
300
t
—
—
—
—
—
—
—
—
BUF
Start
Unit
kHz
μs
μs
μs
μs
μs
μs
ns
ns
ns
μs