PCA9548AD,112 NXP Semiconductors, PCA9548AD,112 Datasheet - Page 11

IC I2C SWITCH 8CH 24-SOIC

PCA9548AD,112

Manufacturer Part Number
PCA9548AD,112
Description
IC I2C SWITCH 8CH 24-SOIC
Manufacturer
NXP Semiconductors
Datasheet

Specifications of PCA9548AD,112

Applications
Translating Switch
Interface
I²C, SMBus
Voltage - Supply
2.3 V ~ 3.6 V, 4.5 V ~ 5.5 V
Package / Case
24-SOIC (7.5mm Width)
Mounting Type
Surface Mount
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
568-3383-5
935275815112
PCA9548AD
NXP Semiconductors
PCA9548A_3
Product data sheet
7.5 Bus transactions
Data is transmitted to the PCA9548A control register using the Write mode as shown in
Figure
Data is read from PCA9548A using the Read mode as shown in
Fig 12. Write control register
Fig 13. Read control register
SDA
SDA
12.
START condition
START condition
S
S
1
1
1
1
slave address
slave address
1
1
Rev. 03 — 7 July 2009
0
0
A2
A2
A1
A1
A0
A0
R/W
R/W
0
1
A
A
acknowledge
from slave
acknowledge
from slave
B7
B7
8-channel I
B6
B6
B5
B5
control register
control register
B4
B4
B3
B3
2
C-bus switch with reset
Figure
PCA9548A
B2
B2
no acknowledge
B1
acknowledge
B1
© NXP B.V. 2009. All rights reserved.
13.
from master
from slave
STOP condition
STOP condition
B0
B0
last byte
002aab205
002aab206
NA
A
11 of 26
P
P

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