PCA9544AD,112 NXP Semiconductors, PCA9544AD,112 Datasheet - Page 4

• Manufacturer Part Number: PCA9544AD,112
• Description: IC I2C MUX 4CH 20SOIC
• Manufacturer: NXP Semiconductors

Specifications of PCA9544AD,112

• Applications: 4-Channel I²C Multiplexer
• Interface: I²C
• Voltage - Supply: 2.3 V ~ 3.6 V, 4.5 V ~ 5.5 V
• Package / Case: 20-SOIC (7.5mm Width)
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 935275899112; PCA9544AD; PCA9544AD

NXP Semiconductors
5. Pinning information
PCA9544A_4
Product data sheet
5.1 Pinning
Fig 2.
Fig 4.
INT0
INT1
SD0
SC0
SD1
SC1
V
A0
A1
A2
SS
Pin configuration for SO20
Pin configuration for HVQFN20
10
1
2
3
4
5
6
7
8
9
PCA9544AD
Rev. 04 — 15 June 2009
002aae293
index area
terminal 1
INT0
INT1
SD0
SC0
A2
20
19
18
17
16
15
14
13
12
11
V
SDA
SCL
INT
SC3
SD3
INT3
SC2
SD2
INT2
1
2
3
4
5
DD
4-channel I
Transparent top view
PCA9544ABS
Fig 3.
2
C-bus multiplexer with interrupt logic
INT0
INT1
SD0
SC0
SD1
SC1
V
A0
A1
A2
SS
Pin configuration for TSSOP20
10
1
2
3
4
5
6
7
8
9
15
14
13
12
11
002aae295
INT
SC3
SD3
INT3
SC2
PCA9544APW
PCA9544A
002aae294
© NXP B.V. 2009. All rights reserved.
20
19
18
17
16
15
14
13
12
11
V
SDA
SCL
INT
SC3
SD3
INT3
SC2
SD2
INT2
DD
4 of 26