MCP23017 16비트 I/O 포트 확장 모듈 -I2C
(MCP23017 16-Bit I/O Expander with Serial Interface)
개요
- 본 제품은 MCP23017 I2C 포트 확장 모듈입니다.
- 모듈을 마이크로컨트롤러의 I2C 인터페이스와 연결하면 16비트의 I/O 포트를 추가로 가질 수 있게 하여 주는 제품입니다.
특징
- • 16-Bit Remote Bidirectional I/O Port:
- I/O pins default to input
• High-Speed I2C Interface (MCP23017):
- 100kHz
- 400kHz
- 1.7MHz
• High-Speed SPI Interface (MCP23S17):
- 10 MHz (maximum)
• Three Hardware Address Pins to Allow Up to
Eight Devices On the Bus
• Configurable Interrupt Output Pins:
- Configurable as active-high, active-low or
open-drain
• INTA and INTB Can Be Configured to Operate
Independently or Together
• Configurable Interrupt Source:
- Interrupt-on-change from configured register
defaults or pin changes
• 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 @ -40°C to +85°C
- 2.7V to 5.5V @ -40°C to +85°C
- 4.5V to 5.5V @ -40°C to +125°C
문서
연관제품
- 연관제품 1