Datasheet

PCA9570 All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved.
Product data sheet Rev. 4 — 17 September 2014 4 of 32
NXP Semiconductors
PCA9570
Remote 4-bit general purpose outputs for 1 MHz I
2
C-bus
6. Pinning information
6.1 Pinning
6.2 Pin description
Fig 3. Pin configuration for TSSOP8 Fig 4. Pin configuration for XQFN8
Fig 5. Pin configuration for XQFN8
PCA9570DP
P0 V
DD
P1 SDA
P2 SCL
V
SS
P3
002aag827
1
2
3
4
6
5
8
7
V
SS
5
8
7
6
SDA
SCL
P3
P0
P1
P2
2
3
4
V
DD
1
002aag673
Transparent top view
PCA9570GM4
terminal 1
index area
002aag941
PCA9570GM
Transparent top view
terminal 1
index area
2
3
1
P1
P2
P0
6
5
7
SCL
P3
SDA
4V
SS
8V
DD
Table 3. Pin description
Symbol Pin Description
XQFN8 (GM4) TSSOP8,
XQFN8 (GM)
V
DD
1 8 supply voltage
P0 2 1 input/output 0
P1 3 2 input/output 1
P2 4 3 input/output 2
V
SS
5 4 supply ground
P3 6 5 input/output 3
SCL 7 6 serial clock line
SDA 8 7 serial data line