PCA9548AD,118 NXP Semiconductors, PCA9548AD,118 Datasheet - Page 11

• Manufacturer Part Number: PCA9548AD,118
• Description: IC I2C SWITCH 8CH 24SOIC
• Manufacturer: NXP Semiconductors

Specifications of PCA9548AD,118

• Package / Case: 24-SOIC (7.5mm Width)
• Applications: Translating Switch
• Interface: I²C, SMBus
• Voltage - Supply: 2.3 V ~ 3.6 V, 4.5 V ~ 5.5 V
• Mounting Type: Surface Mount
• Product: Multiplexer
• Number Of Lines (input / Output): 8.0 / 1.0
• Propagation Delay Time: 0.3 ns at 2.3 V to 5.5 V
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.3 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Number Of Input Lines: 8.0
• Number Of Output Lines: 1.0
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 935275815118; PCA9548AD-T; PCA9548AD-T

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
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P
P