logo

MCP23009 Datasheet, Microchip Technology

MCP23009 expander equivalent, 8-bit i/o expander.

MCP23009 Avg. rating / M : 1.0 rating-14

datasheet Download (803.56KB)

MCP23009 Datasheet

Features and benefits


* 8-Bit Remote Bidirectional I/O Port: - I/O Pins Default to Input
* Open-Drain Outputs: - 5.5V Tolerant - 25 mA Sink Capable (per Pin) - 200 mA Total
* High.

Application

The two devices differ only in the serial interface.
* MCP23009
  ā€“ I2C interface
* MCP23S09
.

Description

TABLE 1-1: I2Cā„¢ PINOUT DESCRIPTION (MCP23009) Pin Name Pin Number 16-lead 18-lead 20-lead QFN PDIP/SOIC SSOP Pin Type Standard Function VDD 3 1 1 P Power NC 2 2, 16-17 2, 10-11, ā€” Not connected 18-19 SCL 4 3 3 I Serial clock input SDA .

Image gallery

MCP23009 Page 1 MCP23009 Page 2 MCP23009 Page 3

TAGS

MCP23009
8-Bit
Expander
MCP23008
MCP23016
MCP23017
Microchip Technology

Manufacturer


Microchip (https://www.microchip.com/) Technology
Since 2006. D4U Semicon.   |   Contact Us   |   Privacy Policy   |   Purchase of parts