PCA9554ATS,112 NXP Semiconductors, PCA9554ATS,112 Datasheet - Page 4

• Manufacturer Part Number: PCA9554ATS,112
• Description: IC I/O EXPANDER I2C 8B 20SSOP
• Manufacturer: NXP Semiconductors

Specifications of PCA9554ATS,112

• Interface: I²C, SMBus
• Number Of I /o: 8
• Interrupt Output: Yes
• Frequency - Clock: 400kHz
• Voltage - Supply: 2.3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-SSOP
• Includes: POR
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 935276772112; PCA9554ATS; PCA9554ATS

NXP Semiconductors
5. Pinning information
PCA9554_9554A_7
Product data sheet
5.1 Pinning
Fig 2. Pin configuration for DIP16
Fig 4. Pin configuration for SSOP16
V
IO0
IO1
IO2
IO3
A0
A1
A2
SS
1
2
3
4
5
6
7
8
V
IO0
IO1
IO2
IO3
A0
A1
A2
SS
1
2
3
4
5
6
7
8
PCA9554ADB
PCA9554AN
PCA9554DB
PCA9554N
002aac485
Rev. 07 — 13 November 2006
002aac487
16
15
14
13
12
11
10
9
V
SDA
SCL
INT
IO7
IO6
IO5
IO4
DD
16
15
14
13
12
11
10
9
V
SDA
SCL
INT
IO7
IO6
IO5
IO4
DD
8-bit I
2
PCA9554/PCA9554A
Fig 3. Pin configuration for SO16
Fig 5. Pin configuration for TSSOP16
C-bus and SMBus I/O port with interrupt
V
IO0
IO1
IO2
IO3
A0
A1
A2
SS
V
IO0
IO1
IO2
IO3
A0
A1
A2
SS
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
PCA9554APW
PCA9554PW
PCA9554AD
PCA9554D
002aac486
002aac488
© NXP B.V. 2006. All rights reserved.
16
15
14
13
12
11
10
9
16
15
14
13
12
11
10
9
V
SDA
SCL
INT
IO7
IO6
IO5
IO4
DD
V
SDA
SCL
INT
IO7
IO6
IO5
IO4
DD
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