| PartNumber | MCP23S08-E/ML | MCP23S08-E/P | MCP23S08-E/SO |
| Description | Interface - I/O Expanders 8bit Input/Output Exp SPI interface | Interface - I/O Expanders In/Out SPI int | Interface - I/O Expanders In/Out SPI int |
| 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 | 8 I/O | 8 I/O | 8 I/O |
| Interface Type | Serial, SPI | Serial, SPI | Serial, SPI |
| Maximum Clock Frequency | 10 MHz | 10 MHz | 10 MHz |
| Interrupt Output | With Interrupt | With Interrupt | With Interrupt |
| Operating Supply Voltage | 1.8 V to 5.5 V | 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 | QFN-20 | PDIP-18 | SOIC-18 |
| Packaging | Tube | Tube | Tube |
| Product | I/O Expanders | I/O Expanders | I/O Expanders |
| Type | I/O Expander | I/O Expander | I/O Expander |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| Operating Supply Current | 1 mA | 1 mA | 1 mA |
| Pd Power Dissipation | 700 mW | 700 mW | 700 mW |
| Product Type | I/O Expanders | I/O Expanders | I/O Expanders |
| Factory Pack Quantity | 91 | 25 | 42 |
| Subcategory | Interface ICs | Interface ICs | Interface ICs |
| Unit Weight | 0.004339 oz | 0.044801 oz | 0.007408 oz |
| 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 |
| Logic Family | - | MCP23S08 | MCP23S08 |
| Logic Type | - | I/O Expander | I/O Expander |
| Propagation Delay Time | - | 50 ns | 50 ns |