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MCP23008-xSO
8-bit I/O expander, I2C, interrupts, SOIC-18
Schematic Symbol
Pin Configuration (18 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | SCL | input |
| 2 | SDA | bidirectional |
| 3 | A2 | input |
| 4 | A1 | input |
| 5 | A0 | input |
| 6 | ~{RESET} | input |
| 7 | NC | no_connect |
| 8 | INT | output |
| 9 | VSS | power_in |
| 10 | GP0 | bidirectional |
| 11 | GP1 | bidirectional |
| 12 | GP2 | bidirectional |
| 13 | GP3 | bidirectional |
| 14 | GP4 | bidirectional |
| 15 | GP5 | bidirectional |
| 16 | GP6 | bidirectional |
| 17 | GP7 | bidirectional |
| 18 | VDD | power_in |
Footprint
ConfirmedPackage_SO/SOIC-18W_7.5x11.6mm_P1.27mm
Pad Layout
Pads (18)
| Number | Type |
|---|---|
| 1 | smd |
| 2 | smd |
| 3 | smd |
| 4 | smd |
| 5 | smd |
| 6 | smd |
| 7 | smd |
| 8 | smd |
| 9 | smd |
| 10 | smd |
| 11 | smd |
| 12 | smd |
| 13 | smd |
| 14 | smd |
| 15 | smd |
| 16 | smd |
| 17 | smd |
| 18 | smd |