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PCF8574AP 数据表(PDF) 4 Page - NXP Semiconductors

部件名 PCF8574AP
功能描述  Remote 8-bit I/O expander for I2C-bus
PDF  24 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  PHILIPS [NXP Semiconductors]
网页  http://www.nxp.com
标志 PHILIPS - NXP Semiconductors

PCF8574AP 数据表(HTML) 4 Page - NXP Semiconductors

  PCF8574AP Datasheet HTML 1Page - NXP Semiconductors PCF8574AP Datasheet HTML 2Page - NXP Semiconductors PCF8574AP Datasheet HTML 3Page - NXP Semiconductors PCF8574AP Datasheet HTML 4Page - NXP Semiconductors PCF8574AP Datasheet HTML 5Page - NXP Semiconductors PCF8574AP Datasheet HTML 6Page - NXP Semiconductors PCF8574AP Datasheet HTML 7Page - NXP Semiconductors PCF8574AP Datasheet HTML 8Page - NXP Semiconductors PCF8574AP Datasheet HTML 9Page - NXP Semiconductors Next Button
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1997 Apr 02
4
Philips Semiconductors
Product specification
Remote 8-bit I/O expander for I2C-bus
PCF8574
4
BLOCK DIAGRAM
Fig.1 Block diagram (SOT38-1 and SOT162-1).
handbook, full pagewidth
MBD980
I C BUS
CONTROL
2
INPUT
FILTER
1
2
3
14
15
13
INTERRUPT
LOGIC
12
P7
11
P6
10
P5
9
P4
7
P3
6
P2
5
P1
4
P0
8 BIT
I/O
PORT
SHIFT
REGISTER
LP FILTER
WRITE pulse
READ pulse
POWER-ON
RESET
16
8
VDD
VSS
SDA
SCL
A2
A1
A0
INT
PCF8574



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