參數資料
型號: PCA9554A
廠商: NXP Semiconductors N.V.
英文描述: 8-bit I2C and SMBus I/O port with interrupt
中文描述: 8位I2C和SMBus I / O端口的中斷
文件頁數: 4/20頁
文件大小: 183K
代理商: PCA9554A
Philips Semiconductors
Product data sheet
PCA9554/PCA9554A
8-bit I
2
C and SMBus I/O port with interrupt
2004 Sep 30
4
BLOCK DIAGRAM
POWER-ON
RESET
INPUT
FILTER
I
2
C/SMBUS
CONTROL
INPUT/
OUTPUT
PORTS
WRITE pulse
READ pulse
A0
A1
A2
SCL
SDA
V
DD
V
SS
8-BIT
I/O0
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
SU01411
NOTE: ALL I/Os ARE SET TO INPUTS AT RESET
V
CC
INT
LP
FILTER
Figure 3. Block diagram
相關PDF資料
PDF描述
PCA9554AN 8-bit I2C and SMBus I/O port with interrupt
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