16-bit I/O Port Expander MCP23S17 (SPI)
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16-bit I/O Port Expander MCP23S17 (SPI)
The MCP23S17 provides 16-bit, general purpose parallel I/O expansion for SPI applications.
The 16-bit I/O port functionally consists of two 8-bit ports (PORTA and PORTB). The MCP23S17 can be configured to operate in 8-bit or 16-bit modes
We also have the I2C version of this chip here MCP23017
Features
- Bus Frequency: 10MHz
- Chip Configuration: 16bit
- IC Interface Type: Serial SPI
- Case Style: 28 pin DIP
- No. of I/O's: 16
- Supply Voltage Max: 5.5V
- Supply Voltage Min: 1.8V
Documents
![]() PCF8574A I2C Port Expander PCF8574AN £1.62 |
![]() 16-bit I/O Port Expander MCP23017 (I2C) MCP23017 £1.20 |
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