Back to browse
MCP4431-xxxx-ST
Quad 7 Bit Digital Potentiometer, I²C, Volatile Memory, TSSOP-20
Schematic Symbol
Pin Configuration (20 pins)
| Pin | Name | Type |
|---|---|---|
| 11 | P0A | passive |
| 12 | P0W | passive |
| 13 | P0B | passive |
| 8 | P1B | passive |
| 9 | P1W | passive |
| 10 | P1A | passive |
| 18 | P2B | passive |
| 19 | P2W | passive |
| 20 | P2A | passive |
| 1 | P3A | passive |
| 2 | P3W | passive |
| 3 | P3B | passive |
| 4 | HVC/A0 | input |
| 5 | SCL | input |
| 6 | SDA | bidirectional |
| 7 | VSS | power_in |
| 14 | NC | no_connect |
| 15 | ~{RESET} | input |
| 16 | A1 | input |
| 17 | VDD | power_in |
Footprint
ConfirmedPackage_SO/TSSOP-20_4.4x6.5mm_P0.65mm
Pad Layout
Pads (20)
| 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 |
| 19 | smd |
| 20 | smd |