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參數資料
| 型號： | MM1443 |
| 廠商： | Mitsubishi Electric Corporation |
| 英文描述： | AV Switch for I2C BUS Control, 4-input, 3-output and Canal Plus Compatible |
| 中文描述： | AV系列開關的I2C總線控制，4輸入，3輸出，Canal Plus的兼容 |
| 文件頁數： | 9/13頁 |
| 文件大小： | 312K |
| 代理商： | MM1443 |
MITSUMI
AV Switch for I
2
C BUS Control, 4-input, 3-output and Canal Plus Compatible MM1422, 1423, 1442, 1443
Item
Symbol
t
BUF
t
HD
:
STA
t
LOW
t
HIGH
t
SU
:
STA
t
HD
:
DAT
t
SU
:
DAT
t
R
t
F
t
SU
:
STO
Measurement conditions
Min. Typ. Max. Unit
4.7
4.0
4.7
4.0
4.7
200
250
Data transfer waiting time
SCL start hold time
SCL low level hold time
SCL high level hold time
SCL start setup time
SDA data hold time
SDA data setup time
SCL rise time
SCL fall time
SCL stop setup time
μS
μS
μS
μS
μS
nS
nS
nS
nS
μS
1000
300
4.0
SDA
SCL
P
S
Sr
P
t
BUF
t
HD:STA
t
HD:DAT
t
SU:DAT
t
SU:STA
t
SU:STO
t
HIGH
t
LOW
t
R
t
F
I
2
C BUS control signal
I
2
C BUS
SDA
SCL
S
1
2
3
4
5
6
7
8
A
1
2
3
7
8
S : Start Condition
P : Stop Condition
A : Acknowledge
A
P
I
2
C BUS (Inter IC BUS) is an inter bus system developed by Philips Co. It transmits and receives data through
2 (SDA, SCL) lines. Data are transmitted and received in the units of bytes by MSB first from the start
condition.
[Control registers]
Control registers are data sent from the master for determining the switch condition of the MM1422 series.
A
A
P
A
S
Address byte
Control data
Slave address
0
0
1
R
/
W
0
1
0
0
0
Control Register 1
b7 b6 b5 b4 b3 b2 b1 b0
Control Register 2
b7 b6 b5 b4 b3 b2 b1 b0
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