| PartNumber | MCP23S17-E/SP | MCP23S17-E/SS | MCP23S17T-E/ML |
| 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 |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Mounting Style | Through Hole | SMD/SMT | SMD/SMT |
| Package / Case | SPDIP-28 | SSOP-28 | QFN-28 |
| Packaging | Tube | Tube | Reel |
| Series | MCP23S17 | MCP23S17 | MCP23S17 |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| Product Type | I/O Expanders | I/O Expanders | I/O Expanders |
| Factory Pack Quantity | 15 | 47 | 1600 |
| Subcategory | Interface ICs | Interface ICs | Interface ICs |
| Unit Weight | 0.077603 oz | 0.025045 oz | 0.002497 oz |
| Maximum Clock Frequency | - | 1.7 MHz | 10 MHz |
| Operating Supply Voltage | - | 1.8 V to 5.5 V | 4.5 V to 5.5 V |
| Input Voltage | - | 1.8 V to 5.5 V | - |
| Output Current | - | 25 mA | 25 mA |
| Output Voltage | - | 1.8 V to 4.5 V | - |
| Product | - | I/O Expanders | I/O Expanders |
| Type | - | I/O Expander | I/O Expander |
| Logic Family | - | MCP23S17 | MCP23S17 |
| Logic Type | - | I/O Expander | - |
| Pd Power Dissipation | - | 700 mW | 700 mW |
| Propagation Delay Time | - | 50 ns | - |
| Number of I/Os | - | - | 16 I/O |
| Interface Type | - | - | Serial, SPI |
| Interrupt Output | - | - | With Interrupt |
| Output Type | - | - | Push Pull |
| Operating Supply Current | - | - | 1 mA |