Datasheet
PCA9534_3 © NXP B.V. 2006. All rights reserved.
Product data sheet Rev. 03 — 6 November 2006 3 of 25
NXP Semiconductors
PCA9534
8-bit I
2
C-bus and SMBus low power I/O port with interrupt
5. Pinning information
5.1 Pinning
5.2 Pin description
Fig 2. Pin configuration for SO16 Fig 3. Pin configuration for TSSOP16
Fig 4. Pin configuration for HVQFN16
(SOT629-1; 4 × 4 × 0.85 mm)
Fig 5. Pin configuration for HVQFN16
(SOT758-1; 3 × 3 × 0.85 mm)
PCA9534D
A0 V
DD
A1 SDA
A2 SCL
IO0 INT
IO1 IO7
IO2 IO6
IO3 IO5
V
SS
IO4
002aac465
1
2
3
4
5
6
7
8
10
9
12
11
14
13
16
15
PCA9534PW
A0 V
DD
A1 SDA
A2 SCL
IO0 INT
IO1 IO7
IO2 IO6
IO3 IO5
V
SS
IO4
002aac466
1
2
3
4
5
6
7
8
10
9
12
11
14
13
16
15
002aac467
PCA9534BS
Transparent top view
IO2
IO6
IO1 IO7
IO0 INT
A2 SCL
IO3
V
SS
IO4
IO5
A1
A0
V
DD
SDA
4 9
3 10
2 11
1 12
5
6
7
8
16
15
14
13
terminal 1
index area
002aac468
PCA9534BS3
Transparent top view
IO2 IO6
IO1 IO7
IO0
A2 SCL
IO3
V
SS
IO4
IO5
A1
A0
V
DD
SDA
4 9
3 10
2 11
1 12
5
6
7
8
16
15
14
13
terminal 1
index area
INT
Table 2. Pin description
Symbol Pin Description
SO16, TSSOP16 HVQFN16
A0 1 15 address input 0
A1 2 16 address input 1
A2 3 1 address input 2
IO0 4 2 input/output 0
IO1 5 3 input/output 1
IO2 6 4 input/output 2
IO3 7 5 input/output 3
V
SS
86
[1]
ground supply voltage
IO4 9 7 input/output 4
IO5 10 8 input/output 5