PCA9554PW,118 查看數據表（PDF） - NXP Semiconductors.
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PCA9554PW,118 Datasheet PDF : 35 Pages
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NXP Semiconductors
5. Pinning information
5.1 Pinning
PCA9554; PCA9554A
8-bit I2C-bus and SMBus I/O port with interrupt
A0 1
A1 2
A2 3
IO0 4
IO1 5
IO2 6
IO3 7
VSS 8
PCA9554D
PCA9554AD
16 VDD
15 SDA
14 SCL
13 INT
12 IO7
11 IO6
10 IO5
9 IO4
002aac486
Fig 2. Pin configuration for SO16
A0 1
A1 2
A2 3
IO0 4
IO1 5
IO2 6
IO3 7
VSS 8
PCA9554PW
PCA9554PW/Q900
PCA9554APW
16 VDD
15 SDA
14 SCL
13 INT
12 IO7
11 IO6
10 IO5
9 IO4
002aac488
Fig 4. Pin configuration for TSSOP16
terminal 1
index area
PCA9554BS
PCA9554ABS
A2 1
IO0 2
IO1 3
IO2 4
12 SCL
11 INT
10 IO7
9 IO6
A0 1
A1 2
A2 3
IO0 4
IO1 5
IO2 6
IO3 7
VSS 8
PCA9554DB
PCA9554ADB
16 VDD
15 SDA
14 SCL
13 INT
12 IO7
11 IO6
10 IO5
9 IO4
002aac487
Fig 3. Pin configuration for SSOP16
INT 1
SCL 2
n.c. 3
SDA 4
VDD 5
A0 6
A1 7
n.c. 8
A2 9
IO0 10
PCA9554TS
PCA9554ATS
20 IO7
19 IO6
18 n.c.
17 IO5
16 IO4
15 VSS
14 IO3
13 n.c.
12 IO2
11 IO1
002aac489
Fig 5. Pin configuration for SSOP20
terminal 1
index area
PCA9554BS3
PCA9554ABS3
A2 1
IO0 2
IO1 3
IO2 4
12 SCL
11 INT
10 IO7
9 IO6
002aac490
Transparent top view
Fig 6. Pin configuration for HVQFN16
(SOT629-1)
Transparent top view
002aac491
Fig 7. Pin configuration for HVQFN16
(SOT758-1)
PCA9554_9554A
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 10 — 8 November 2017
© NXP Semiconductors N.V. 2017. All rights reserved.
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