Manufacturer package reference image
16-BIT I/O EXPANDERS WITH I2C & SPI INTERFACE
Key Specifications
| Complete manufacturer part number | MCP23S17T-E/SO |
|---|---|
| Manufacturer | Microchip Technology |
| Description | 16-BIT I/O EXPANDERS WITH I2C & SPI INTERFACE |
| Package / case | SOIC-28 |
| Product category | Interface - I/O Expanders |
| Pins | 28 |
| Series / Family | MCP23S17 |
| Mounting Type | Surface Mount |
| Power Supply | 1.8 V to 5.5 V |
| Channels | 16 (2× 8-bit ports) |
| Interface | SPI (up to 10 MHz) |
| Interrupt Outputs | 2 (INTA/INTB) |
| Address Pins | 3 (A0–A2) |
| Pin Drive | 25 mA sink/source |
| Standby Current | 1 µA (max) |
| Pull-ups | Internal, per-pin |
| Temperature range (datasheet ordering guide) | -40 °C to 125 °C |
| Manufacturer package type | SOIC |
| Packing type | T/R |
| In stock | 11,294 pcs |
| Unit price | Request a quote |
| Lead time | To be confirmed |
Technical documentation and image source
Manufacturer source fields matched to the complete ordering code. Historical source captures may be used; this does not confirm current availability. Temperature scope follows the cited record. Package reference image is not a stock-lot photograph. Consult the datasheet for electrical limits and test conditions.
Manufacturer package reference image for SOIC-28. Confirm electrical pin functions in the datasheet. Actual lot appearance and top marking require current-lot confirmation.
Some exact-order specifications remain to be confirmed in the manufacturer documentation.
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