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コンポーネント説明
CAT24C256WIT2(2009) データシートの表示(PDF) - ON Semiconductor
部品番号
コンポーネント説明
メーカー
CAT24C256WIT2
(Rev.:2009)
256 kb I2C CMOS Serial EEPROM
ON Semiconductor
CAT24C256WIT2 Datasheet PDF : 14 Pages
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CAT24C256
SCL
SDA
START
CONDITION
Figure 2. Start/Stop Timing
STOP
CONDITION
1
0
1
0 A
2
A
1
A
0
R/W
DEVICE ADDRESS
Figure 3. Slave Address Bits
SCL FROM
MASTER
BUS RELEASE DELAY (TRANSMITTER)
1
8
BUS RELEASE DELAY (RECEIVER)
9
DATA OUTPUT
FROM TRANSMITTER
DATA OUTPUT
FROM RECEIVER
START
ACK DELAY (
≤
t
AA
)
Figure 4. Acknowledge Timing
ACK SETUP (
≥
t
SU:DAT
)
SCL
t
SU:STA
SDA IN
t
F
t
HIGH
t
LOW
t
LOW
t
HD:STA
t
HD:DAT
t
R
t
SU:DAT
SDA OUT
t
AA
t
DH
Figure 5. Bus Timing
t
SU:STO
t
BUF
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