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参数资料
| 型号： | 935262233118 |
| 厂商： | NXP SEMICONDUCTORS |
| 元件分类： | 微控制器/微处理器 |
| 英文描述： | 16 I/O, PIA-GENERAL PURPOSE, PDSO24 |
| 封装： | 5.30 MM, PLASTIC, SSOP-24 |
| 文件页数： | 12/26页 |
| 文件大小： | 140K |
| 代理商： | 935262233118 |
1999 Apr 07
2
Philips Semiconductors
Product specication
Remote 16-bit I/O expander for I2C-bus
PCF8575
CONTENTS
1
FEATURES
2
GENERAL DESCRIPTION
3
ORDERING INFORMATION
4
BLOCK DIAGRAM
5
PINNING
6
CHARACTERISTICS OF THE I2C-BUS
6.1
Bit transfer
6.2
START and STOP conditions
6.3
System configuration
6.4
Acknowledge
7
FUNCTIONAL DESCRIPTION
7.1
Quasi-bidirectional I/Os
7.2
Addressing
7.3
Reading from a port (input mode)
7.4
Writing to the port (output mode)
7.5
Interrupt
8
LIMITING VALUES
9
HANDLING
10
CHARACTERISTICS
11
I2C-BUS TIMING CHARACTERISTICS
12
DEVICE PROTECTION
13
PACKAGE OUTLINE
14
SOLDERING
14.1
Introduction to soldering surface mount
packages
14.2
Reflow soldering
14.3
Wave soldering
14.4
Manual soldering
14.5
Suitability of surface mount IC packages for
wave and reflow soldering methods
15
DEFINITIONS
16
LIFE SUPPORT APPLICATIONS
17
PURCHASE OF PHILIPS I2C COMPONENTS
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