Symbol
21 pins
- Units
- 1
- Kind
- part
- Grid
- on 1.27 mm
Footprint
21 pads
- Library
- Package_DFN_QFN
- Mount
- smd
- Courtyard
- 5.2 × 5.2 mm
- Link
- exact
- Footprint page
- Open →
3D model
STEPPackage_DFN_QFN_QFN-20-1EP_4x4mm_P0.5mm_EP2.5x2.5mm
4 × 4 × 0.77 mm
230 KB STEP
- Library
- Package_DFN_QFN_QFN-20-1EP_4x4mm_P0.5mm
- Link
- exact
- Model page
- Open →
Pins and pads
Every pin on the symbol has a pad on the footprint.
| Pin | Name | Type | Pad |
|---|---|---|---|
| 1 | RXD | input | 1 |
| 2 | ~{RI} | input | 2 |
| 3 | GND | power_in | 3 |
| 4 | ~{DSR} | input | 4 |
| 5 | ~{DCD} | input | 5 |
| 6 | ~{CTS} | input | 6 |
| 7 | CBUS2 | bidirectional | 7 |
| 8 | USBDP | bidirectional | 8 |
| 9 | USBDM | bidirectional | 9 |
| 10 | 3V3OUT | power_out | 10 |
| 11 | ~{RESET} | input | 11 |
| 12 | VCC | power_in | 12 |
| 13 | GND | power_in | 13 |
| 14 | CBUS1 | bidirectional | 14 |
| 15 | CBUS0 | bidirectional | 15 |
| 16 | CBUS3 | bidirectional | 16 |
| 17 | TXD | output | 17 |
| 18 | ~{DTR} | output | 18 |
| 19 | ~{RTS} | output | 19 |
| 20 | VCCIO | power_in | 20 |
| 21 | GND | power_in | 21 |
On real boards
20+ designs use this part
14 placed it by name in a schematic; 6 carry its footprint on a board, and no other part in the catalog uses that footprint. Largest first.
- LibreVNA Kicad PCBby footprint
- 0101 SkeletonKey BOARD15by footprint
- 0101 SkeletonKey BOARD13by footprint
- 0101 SkeletonKey BOARD10by footprint
- 0101 SkeletonKey BOARD11by footprint
- 0101 SkeletonKey BOARD12by footprint
- Phocuser Hwby name
- Scion Front Panelby name
- VexDebugBoard PCBby name
- VEX U VexDebugBoard PCBby name
- Ovcby name
- Icepi zeroby name
- USB232R02Aby name
- Icepi zeroby name
- Galaxy Keypad controllerby name
- Unoby name
- FTDIby name
- Icepi zeroby name
- Reflowby name
- USTSIPIN02Aby name
Provenance
- Source
- kicad-symbols
- Credit
- KiCad Libraries Contributors
- Licence
- CC-BY-SA-4.0-with-KiCad-exception
- Link method
- exact
- Cross-check
- passed