PCA9554AD,112 NXP Semiconductors, PCA9554AD,112 Datasheet - Page 3

• Manufacturer Part Number: PCA9554AD,112
• Description: IC I/O EXPANDER I2C 8B 16SOIC
• Manufacturer: NXP Semiconductors

Specifications of PCA9554AD,112

• Package / Case: 16-SOIC (0.300", 7.5mm Width)
• 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
• Includes: POR
• Logic Family: PCA
• Number Of Lines (input / Output): 8
• Operating Supply Voltage: 2.3 V to 5.5 V
• Power Dissipation: 200 mW
• Operating Temperature Range: - 40 C to + 85 C
• Maximum Clock Frequency: 400 KHz
• Mounting Style: SMD/SMT
• Number Of Output Lines: 8
• Output Current: 50 mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: OM6285 - EVAL BOARD I2C-2002-1A568-4002 - DEMO BOARD I2C
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 568-1051-5; 935269195112; PCA9554AD

NXP Semiconductors
4. Block diagram
PCA9554_9554A_7
Product data sheet
Fig 1. Block diagram of PCA9554/PCA9554A
SDA
SCL
V
V
A0
A1
A2
DD
SS
All I/Os are set to inputs at reset.
PCA9554/PCA9554A
Rev. 07 — 13 November 2006
POWER-ON
FILTER
RESET
INPUT
I
2
C-BUS/SMBus
8-bit I
CONTROL
2
PCA9554/PCA9554A
C-bus and SMBus I/O port with interrupt
write pulse
read pulse
8-bit
FILTER
OUTPUT
PORTS
INPUT/
LP
002aac492
© NXP B.V. 2006. All rights reserved.
V
DD
IO0
IO1
IO2
IO3
IO4
IO5
IO6
IO7
INT
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