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PCA9555AHF
Low-Voltage 16-Bit I2C-bus I/O Port With Interrupt and Weak Pull-Up
Schematic Symbol
Pin Configuration (25 pins)
| Pin | Name | Type |
|---|---|---|
| 20 | SDA | bidirectional |
| 19 | SCL | input |
| 22 | ~{INT} | output |
| 18 | A0 | input |
| 23 | A1 | input |
| 24 | A2 | input |
| 21 | VDD | power_in |
| 9 | VSS | power_in |
| 25 | EP | power_in |
| 8 | P0_7 | bidirectional |
| 7 | P0_6 | bidirectional |
| 6 | P0_5 | bidirectional |
| 5 | P0_4 | bidirectional |
| 4 | P0_3 | bidirectional |
| 3 | P0_2 | bidirectional |
| 2 | P0_1 | bidirectional |
| 1 | P0_0 | bidirectional |
| 17 | P1_7 | bidirectional |
| 16 | P1_6 | bidirectional |
| 15 | P1_5 | bidirectional |
| 14 | P1_4 | bidirectional |
| 13 | P1_3 | bidirectional |
| 12 | P1_2 | bidirectional |
| 11 | P1_1 | bidirectional |
| 10 | P1_0 | bidirectional |
Footprint
This symbol has no default footprint. It's typically a generic part where the footprint depends on the package you choose.