Datasheet
PCA9673 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
Product data sheet Rev. 2 — 29 September 2011 4 of 33
NXP Semiconductors
PCA9673
Remote 16-bit I/O expander for Fm+ I
2
C-bus with interrupt and reset
6. Pinning information
6.1 Pinning
Fig 3. Pin configuration for SO24 Fig 4. Pin configuration for TSSOP24
Fig 5. Pin configuration for HVQFN24 Fig 6. Pin configuration for DHVQFN24
PCA9673D
INT V
DD
AD1 SDA
RESET SCL
P00 AD0
P01 P17
P02 P16
P03 P15
P04 P14
P05 P13
P06 P12
P07 P11
V
SS
P10
002aac301
1
2
3
4
5
6
7
8
9
10
11
12
14
13
16
15
18
17
20
19
22
21
24
23
V
DD
SDA
SCL
AD0
P17
P16
P15
P14
P13
P12
P11
P10
INT
AD1
P00
P01
P02
P03
P04
P05
P06
P07
V
SS
PCA9673PW
002aac302
1
2
3
4
5
6
7
8
9
10
11
12
14
13
16
15
18
17
20
19
22
21
24
23
RESET
V
DD
SDA
SCL
002aac305
PCA9673BS
Transparent top view
P13
P04
P05
P14
P03 P15
P02 P16
P01 P17
P00 AD0
P06
P07
P10
P11
P12
AD1
INT
terminal 1
index area
6
13
5
14
4 15
3 16
2 17
1
18
7
8
9
10
11
12
24
23
22
21
20
19
V
SS
RESET
INT
V
DD
AD1 SDA
RESET SCL
P00 AD0
P01 P17
P02 P16
P03 P15
P04 P14
P05 P13
P06 P12
P07 P11
V
SS
P10
002aac306
PCA9673BQ
Transparent top view
11 14
10 15
9 16
8 17
7 18
6 19
5 20
4 21
3 22
2 23
12
13
1
24
terminal 1
index area