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MAX7221xWG
Serially Interfaced, 8-Digit LED Display Driver, SOIC-24W
Schematic Symbol
Pin Configuration (24 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | DIN | input |
| 2 | DIG_0 | open_collector |
| 3 | DIG_4 | open_collector |
| 4 | GND | power_in |
| 5 | DIG_6 | open_collector |
| 6 | DIG_2 | open_collector |
| 7 | DIG_3 | open_collector |
| 8 | DIG_7 | open_collector |
| 9 | GND | passive |
| 10 | DIG_5 | open_collector |
| 11 | DIG_1 | open_collector |
| 12 | ~{CS} | input |
| 13 | CLK | input |
| 14 | SEG_A | open_emitter |
| 15 | SEG_F | open_emitter |
| 16 | SEG_B | open_emitter |
| 17 | SEG_G | open_emitter |
| 18 | ISET | input |
| 19 | V+ | power_in |
| 20 | SEG_C | open_emitter |
| 21 | SEG_E | open_emitter |
| 22 | SEG_DP | open_emitter |
| 23 | SEG_D | open_emitter |
| 24 | DOUT | output |
Footprint
ConfirmedPackage_SO/SOIC-24W_7.5x15.4mm_P1.27mm
Pad Layout
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Pads (24)
| 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 |
| 21 | smd |
| 22 | smd |
| 23 | smd |
| 24 | smd |