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| Part Number | MCP23S18-E/SP |
| Datasheet | MCP23S18-E/SP datasheet |
| Description | IC EXPANDER SPI 16BIT I/O 28SDIP |
| Manufacturer | Microchip Technology |
| Series | - |
| Part Status | Active |
| Number of I/O | 16 |
| Interface | SPI |
| Interrupt Output | Yes |
| Features | - |
| Output Type | Open Drain |
| Current - Output Source/Sink | 25mA |
| Clock Frequency | 10MHz |
| Voltage - Supply | 1.8V ~ 5.5V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Through Hole |
| Package / Case | 28-DIP (0.300", 7.62mm) |
| Supplier Device Package | 28-SPDIP |