PCA9554PW/Q900,118 NXP Semiconductors, PCA9554PW/Q900,118 Datasheet - Page 3

• Manufacturer Part Number: PCA9554PW/Q900,118
• Description: IC I/O EXPANDER I2C 8B 16TSSOP
• Manufacturer: NXP Semiconductors
• Series: -r

Specifications of PCA9554PW/Q900,118

• 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: 16-TSSOP (0.173", 4.40mm Width)
• Includes: POR
• Operating Supply Voltage: 5 V
• Operating Temperature Range: - 65 C to + 150 C
• Input Voltage: 6 V
• Maximum Clock Frequency: 5 MHz
• Mounting Style: SMD/SMT
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 568-6667-2

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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