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PCA9518PW,118 数据手册 - NXP(恩智浦)
制造商:
NXP(恩智浦)
分类:
接口芯片
封装:
SOT-360-1
描述:
专用接口, I2C, SMBus, I2C总线与SMBus系统应用, 3 V, 3.6 V, TSSOP, 20 引脚
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PCA9518PW,118数据手册
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PCA9518_5 © NXP B.V. 2008. All rights reserved.
Product data sheet Rev. 05 — 2 December 2008 4 of 21
NXP Semiconductors
PCA9518
Expandable 5-channel I
2
C-bus hub
5. Pinning information
5.1 Pinning
5.2 Pin description
Fig 3. Pin configuration for SO20 Fig 4. Pin configuration for TSSOP20
PCA9518D
EXPSCL1 V
CC
EXPSCL2 EXPSDA2
SCL0 EXPSDA1
SDA0 EN4
SCL1 SDA4
SDA1 SCL4
EN1 EN3
SCL2 SDA3
SDA2 SCL3
GND EN2
002aac739
1
2
3
4
5
6
7
8
9
10
12
11
14
13
16
15
18
17
20
19
PCA9518PW
002aac740
1
2
3
4
5
6
7
8
9
10
12
11
14
13
16
15
18
17
20
19
EXPSCL1 V
CC
EXPSCL2 EXPSDA2
SCL0 EXPSDA1
SDA0 EN4
SCL1 SDA4
SDA1 SCL4
EN1 EN3
SCL2 SDA3
SDA2 SCL3
GND EN2
Table 2. Pin description
Symbol Pin Description
EXPSCL1 1 expandable serial clock pin 1
EXPSCL2 2 expandable serial clock pin 2
SCL0 3 serial clock bus 0
SDA0 4 serial data bus 0
SCL1 5 serial clock bus 1
SDA1 6 serial data bus 1
EN1 7 active HIGH bus 1 enable input
SCL2 8 serial clock bus 2
SDA2 9 serial data bus 2
GND 10 supply ground
EN2 11 active HIGH bus 2 enable input
SCL3 12 serial clock bus 3
SDA3 13 serial data bus 3
EN3 14 active HIGH bus 3 enable input
SCL4 15 serial clock bus 4
SDA4 16 serial data bus 4
EN4 17 active HIGH bus 4 enable input
EXPSDA1 18 expandable serial data pin 1
EXPSDA2 19 expandable serial data pin 2
V
CC
20 supply voltage
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