Symbol
28 pins- Units
- 1
- Kind
- part
- Grid
- on 1.27 mm
Footprint
28 pads- Library
- Package_SO
- Mount
- smd
- Courtyard
- 11.86 × 18.4 mm
- Link
- exact
- Footprint page
- Open →
3D model
STEPPackage_SO_SOIC-28W_7.5x17.9mm_P1.27mm
10.30 × 17.90 × 2.75 mm
362 KB STEP
- Library
- Package_SO_SOIC-28W_7.5x17.9mm
- Link
- exact
- Model page
- Open →
Pins and pads
Every pin on the symbol has a pad on the footprint.
| Pin | Name | Type | Pad |
|---|---|---|---|
| 1 | D7 | input | 1 |
| 2 | D6 | input | 2 |
| 3 | D5 | input | 3 |
| 4 | D4 | input | 4 |
| 5 | D3 | input | 5 |
| 6 | D2 | input | 6 |
| 7 | D1 | input | 7 |
| 8 | D0 | input | 8 |
| 9 | NC | no_connect | 9 |
| 10 | NC | no_connect | 10 |
| 11 | NC | no_connect | 11 |
| 12 | NC | no_connect | 12 |
| 13 | NC | no_connect | 13 |
| 14 | NC | no_connect | 14 |
| 15 | SLEEP | input | 15 |
| 16 | EXTLO | bidirectional | 16 |
| 17 | EXTIO | bidirectional | 17 |
| 18 | BIASJ | passive | 18 |
| 19 | COMP1 | input | 19 |
| 20 | AGND | power_in | 20 |
| 21 | ~{IOUT2} | output | 21 |
| 22 | IOUT1 | output | 22 |
| 23 | COMP2 | input | 23 |
| 24 | AVDD | power_in | 24 |
| 25 | MODE | input | 25 |
| 26 | DGND | power_in | 26 |
| 27 | DVDD | power_in | 27 |
| 28 | CLK | input | 28 |
On real boards
20+ designs use this part
20 carry its footprint on a board, and no other part in the catalog uses that footprint. Largest first.
- Solar PS PowerDistributionUnit BOARD3by footprint
- Solar PS PowerDistributionUnitby footprint
- Midi Controller BOARD4by footprint
- IO Card G3by footprint
- Mrtracker Board Dev V1by footprint
- Midi Controller BOARD2by footprint
- Aero LTC6811 ESP32 BOARD11by footprint
- Aero LTC6811 ESP32 BOARD10by footprint
- 8 Bit Computerby footprint
- PC Engine CDR 30A Schematics BOARD2by footprint
- RBC Soccer 2025by footprint
- RBC Soccer 2025 BOARD2by footprint
- BEAT707by footprint
- T41 BOARD5by footprint
- Neotron Pico PCBby footprint
- VMC BOARD4by footprint
- T41 BOARD7by footprint
- T41 K9HZ BOARD5by footprint
- Pegasus Motor Controller BOARD3by footprint
- T41 BOARD2by footprint
Provenance
- Source
- kicad-symbols
- Credit
- KiCad Libraries Contributors
- Licence
- CC-BY-SA-4.0-with-KiCad-exception
- Link method
- exact
- Cross-check
- passed
