| PartNumber | MCP23S17-E/SO | MCP23S17-E/SP | MCP23S17-E/SS |
| Description | Interface - I/O Expanders 16bit Input/Output Exp SPI interface | Interface - I/O Expanders 16bit Input/Output Exp SPI interface | Interface - I/O Expanders 16bit Input/Output Exp SPI interface |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | Interface - I/O Expanders | Interface - I/O Expanders | Interface - I/O Expanders |
| RoHS | Y | Y | Y |
| Number of I/Os | 16 I/O | - | - |
| Maximum Clock Frequency | 10 MHz | - | 1.7 MHz |
| Operating Supply Voltage | 1.8 V to 5.5 V | - | 1.8 V to 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Mounting Style | SMD/SMT | Through Hole | SMD/SMT |
| Package / Case | SOIC-28 | SPDIP-28 | SSOP-28 |
| Packaging | Tube | Tube | Tube |
| Input Voltage | 1.8 V to 5.5 V | - | 1.8 V to 5.5 V |
| Output Current | 25 mA | - | 25 mA |
| Output Voltage | 1.8 V to 4.5 V | - | 1.8 V to 4.5 V |
| Product | I/O Expanders | - | I/O Expanders |
| Series | MCP23S17 | MCP23S17 | MCP23S17 |
| Type | I/O Expander | - | I/O Expander |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| Logic Family | MCP23S17 | - | MCP23S17 |
| Logic Type | I/O Expander | - | I/O Expander |
| Moisture Sensitive | Yes | - | - |
| Pd Power Dissipation | 700 mW | - | 700 mW |
| Product Type | I/O Expanders | I/O Expanders | I/O Expanders |
| Propagation Delay Time | 50 ns | - | 50 ns |
| Factory Pack Quantity | 27 | 15 | 47 |
| Subcategory | Interface ICs | Interface ICs | Interface ICs |
| Unit Weight | 0.078125 oz | 0.077603 oz | 0.025045 oz |