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MCP23008-E/P 其他数据使用手册 - Microchip（微芯）
制造商:
Microchip（微芯）
分类:
接口芯片
封装:
PDIP-18
描述:
MICROCHIP MCP23008-E/P 输入/输出扩展, 8bit, 1.7 MHz, I2C, 串行, 4.5 V, 5.5 V, DIP
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MCP23008-E/P数据手册
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若手册格式错乱，请下载阅览PDF原文件
2004-2019 Microchip Technology Inc. DS20001919F-page 1
Features
• 8-Bit Remote Bidirectional I/O Port
- I/O pins default to input
• High-Speed I
2
C Interface (MCP23008)
- 100 kHz
- 400 kHz
-1.7MHz
• High-Speed SPI Interface (MCP23S08)
-10MHz
• Hardware Address Pins
- Three for the MCP23008 to allow up to eight
devices on the bus
- Two for the MCP23S08 to allow up to four
devices using the same Chip Select
• Configurable Interrupt Output Pin
- Configurable as active-high, active-low or
open-drain
• Configurable Interrupt Source
- Interrupt-on-change from configured defaults
or pin change
• Polarity Inversion Register to Configure the
Polarity of the Input Port Data
• External Reset Input
• Low Standby Current: 1 µA (max.)
• Operating Voltage:
- 1.8V to 5.5V at -40°C to +85°C
I
2
C at 100 kHz
SPI at 5 MHz
- 2.7V to 5.5V at -40°C to +85°C
I
2
C at 400 kHz
SPI at 10 MHz
- 4.5V to 5.5V at -40°C to +125°C
I
2
C at 1.7 kHz
SPI at 10 MHz
Packages
• 18-pin PDIP (300 mil)
• 18-pin SOIC (300 mil)
• 20-pin SSOP
• 20-pin QFN
Block Diagram
GP0
GP1
GP2
GP3
GP4
GP5
GP6
GP7
Serial
Control
GPIO
SCL
SDA
RESET
INT
8
Configuration/
8
A2:A0
3
Control
Registers
Serializer/
Deserializer
Interrupt
Logic
VDD
VSS
POR
Decode
Interface
SCK
SI
SO
MCP23S08
MCP23008
A1:A0
MCP23S08
MCP23008/MCP23S08
8-Bit I/O Expander with Serial Interface
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