PCA9554ATS,112 NXP Semiconductors, PCA9554ATS,112 Datasheet - Page 15

• 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

PCA9554/PCA9554A
NXP Semiconductors
2
8-bit I
C-bus and SMBus I/O port with interrupt
SDA
t
t
t
t
t
r
f
HD;STA
SP
BUF
t
LOW
SCL
t
t
t
HD;STA
SU;STA
SU;STO
t
t
t
HD;DAT
HIGH
SU;DAT
P
S
Sr
P
002aaa986
Fig 17. Definition of timing
PCA9554_9554A_7
© NXP B.V. 2006. All rights reserved.
Product data sheet
Rev. 07 — 13 November 2006
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