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PCF8575 数据表(PDF) 5 Page - NXP Semiconductors

部件名 PCF8575
功能描述  Remote 16-bit I/O expander for I2C-bus
PDF  24 Pages
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制造商  PHILIPS [NXP Semiconductors]
网页  http://www.nxp.com
标志 PHILIPS - NXP Semiconductors

PCF8575 数据表(HTML) 5 Page - NXP Semiconductors

  PCF8575 Datasheet HTML 1Page - NXP Semiconductors PCF8575 Datasheet HTML 2Page - NXP Semiconductors PCF8575 Datasheet HTML 3Page - NXP Semiconductors PCF8575 Datasheet HTML 4Page - NXP Semiconductors PCF8575 Datasheet HTML 5Page - NXP Semiconductors PCF8575 Datasheet HTML 6Page - NXP Semiconductors PCF8575 Datasheet HTML 7Page - NXP Semiconductors PCF8575 Datasheet HTML 8Page - NXP Semiconductors PCF8575 Datasheet HTML 9Page - NXP Semiconductors Next Button
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1999 Apr 07
5
Philips Semiconductors
Product specification
Remote 16-bit I/O expander for I2C-bus
PCF8575
5
PINNING
SYMBOL
PIN
DESCRIPTION
INT
1
interrupt output (active LOW)
A1
2
address input 1
A2
3
address input 2
P00
4
quasi-bidirectional I/O 00
P01
5
quasi-bidirectional I/O 01
P02
6
quasi-bidirectional I/O 02
P03
7
quasi-bidirectional I/O 03
P04
8
quasi-bidirectional I/O 04
P05
9
quasi-bidirectional I/O 05
P06
10
quasi-bidirectional I/O 06
P07
11
quasi-bidirectional I/O 07
VSS
12
supply ground
P10
13
quasi-bidirectional I/O 10
P11
14
quasi-bidirectional I/O 11
P12
15
quasi-bidirectional I/O 12
P13
16
quasi-bidirectional I/O 13
P14
17
quasi-bidirectional I/O 14
P15
18
quasi-bidirectional I/O 15
P16
19
quasi-bidirectional I/O 16
P17
20
quasi-bidirectional I/O 17
A0
21
address input 0
SCL
22
serial clock line input
SDA
23
serial data line input/output
VDD
24
supply voltage
Fig.2 Pin configuration.
handbook, halfpage
PCF8575
MGL538
1
2
3
4
5
6
7
8
9
10
11
12
INT
A1
A2
P00
P01
P02
P03
P04
P05
P06
P07
VSS
VDD
SDA
SCL
A0
P17
P16
P15
P14
P13
P12
P11
P10
24
23
22
21
20
19
18
17
16
15
14
13



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