Function:
1. Flexible configuration: I2C interface extends 16 IO channels, flexible configuration of input and output, compatible with 5V/3.3V
2. For MicroChips MCP23017 chip: the module is a 16-way 1 expansion module with I2C interface used for MicroChips MCP23017 chip
3. Full functions: the chip has full functions, each 10 can be configured as input or output, and the pull up resistor can be adjusted, and the interrupt function can be configured for the 10 as input
4. High Speed IC Interface: MCP23017 is a high speed IC interface that supports 100KHz, 400KHz, 1.7MHz IIC frequency
5. Maximum 128 IO Expansion The chip has 3 address spins, 8 different addresses can be set, allowing 8 modules to be connected via two IC buses to achieve a maximum 128 IO expansion
Specification:
Item Type:IO Expansion Module
Operating voltage: 3 V ~ 5.5 V.
Frequency: supports 100 KHz, 400 KHz, 1.7 MHz.
Temperature rating: -40℃~125℃.
Board size: approx. 66 x 18 mm / 2.6 x 0.71 inches.
I/O interface has strong driver capability, sink current and source current up to 25mA
Package list:
1 x IO Expansion Module
2 x pin header.