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XRA1201PIL24
16-bit I/O expander, I2C and SMBus interface, interrupts, w/ pull-ups, QFN-24 package
Schematic Symbol
Pin Configuration (25 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | ~{INT} | open_collector |
| 2 | A1 | input |
| 3 | A2 | input |
| 4 | P0 | bidirectional |
| 5 | P1 | bidirectional |
| 6 | P2 | bidirectional |
| 7 | P3 | bidirectional |
| 8 | P4 | bidirectional |
| 9 | P5 | bidirectional |
| 10 | P6 | bidirectional |
| 11 | P7 | bidirectional |
| 12 | GND | power_in |
| 13 | P8 | bidirectional |
| 14 | P9 | bidirectional |
| 15 | P10 | bidirectional |
| 16 | P11 | bidirectional |
| 17 | P12 | bidirectional |
| 18 | P13 | bidirectional |
| 19 | P14 | bidirectional |
| 20 | P15 | bidirectional |
| 21 | A0 | input |
| 22 | SCL | input |
| 23 | SDA | bidirectional |
| 24 | VCC | power_in |
| 25 | EPAD | power_in |
Footprint
ConfirmedPackage_DFN_QFN/VQFN-24-1EP_4x4mm_P0.5mm_EP2.45x2.45mm
Pad Layout
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25
Pads (34)
| Number | Type |
|---|---|
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| 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 |
| 19 | smd |
| 20 | smd |
| 21 | smd |
| 22 | smd |
| 23 | smd |
| 24 | smd |
| 25 | smd |