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PCA9539DB
Remote 16-Bit I2C and SMBus Low-Power I/O Expander With Interrupt Output, Reset, and Configuration Registers
Schematic Symbol
Pin Configuration (24 pins)
| Pin | Name | Type |
|---|---|---|
| 23 | SDA | bidirectional |
| 22 | SCL | input |
| 21 | A0 | input |
| 2 | A1 | input |
| 1 | ~{INT} | open_collector |
| 3 | ~{RESET} | input |
| 24 | VDD | power_in |
| 4 | P00 | bidirectional |
| 5 | P01 | bidirectional |
| 6 | P02 | bidirectional |
| 7 | P03 | bidirectional |
| 8 | P04 | bidirectional |
| 9 | P05 | bidirectional |
| 10 | P06 | bidirectional |
| 11 | P07 | bidirectional |
| 13 | P10 | bidirectional |
| 14 | P11 | bidirectional |
| 15 | P12 | bidirectional |
| 16 | P13 | bidirectional |
| 17 | P14 | bidirectional |
| 18 | P15 | bidirectional |
| 19 | P16 | bidirectional |
| 20 | P17 | bidirectional |
| 12 | GND | power_in |
Footprint
This symbol has no default footprint. It's typically a generic part where the footprint depends on the package you choose.