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PCA9539APW 데이터시트(PDF) 3 Page - NXP Semiconductors

부품명 PCA9539APW
상세설명  Low-voltage 16-bit I2C-bus I/O port with interrupt and reset
PDF  39 Pages
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제조업체  NXP [NXP Semiconductors]
홈페이지  http://www.nxp.com
Logo NXP - NXP Semiconductors

PCA9539APW 데이터시트(HTML) 3 Page - NXP Semiconductors

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PCA9539A
All information provided in this document is subject to legal disclaimers.
© NXP B.V. 2012. All rights reserved.
Product data sheet
Rev. 1 — 26 September 2012
3 of 39
NXP Semiconductors
PCA9539A
Low voltage 16-bit I2C-bus I/O port with interrupt and reset
4.
Block diagram
Remark: All I/Os are set to inputs at reset.
Fig 1.
Block diagram of PCA9539A
PCA9539A
POWER-ON
RESET
002aag162
I2C-BUS/SMBus
CONTROL
INPUT
FILTER
SCL
SDA
VDD
INPUT/
OUTPUT
PORTS
P0_0
VSS
8-bit
write pulse
read pulse
P0_2
P0_1
P0_3
P0_4
P0_5
P0_6
P0_7
INPUT/
OUTPUT
PORTS
P1_0
8-bit
write pulse
read pulse
P1_2
P1_1
P1_3
P1_4
P1_5
P1_6
P1_7
A1
A0
RESET
LP
FILTER
VDD
INT



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