microcontroller
CH543D
Symbol
Footprint
3D Model
Pin Map
| Pin | Name | Type | Mount | Shape | Width × Height (mm) |
|---|---|---|---|---|---|
| VDD12/VHV | input | SMD | roundrect | 0.2×0.665 | |
| GND/VSS | ground | SMD | roundrect | 0.2×0.665 | |
| VDD/V33 | power | SMD | roundrect | 0.2×0.665 | |
| P1.4/T2_/CAP1_/SCS/PWM3/A4 | passive | SMD | roundrect | 0.2×0.665 | |
| P3.2/INT0/A2 | passive | SMD | roundrect | 0.2×0.665 | |
| P1.5/MOSI/PWM0/A5 | passive | SMD | roundrect | 0.665×0.2 | |
| P1.6/MISO/SCL/RXD_/PWM2/A6 | passive | SMD | roundrect | 0.665×0.2 | |
| P1.7/SCK/SDA/TXD_/A7 | passive | SMD | roundrect | 0.665×0.2 | |
| RST/T2EX_/CAP2_/A3/CP | input | SMD | roundrect | 0.665×0.2 | |
| P3.1/TXD/PWM1_/SDA_ | passive | SMD | roundrect | 0.665×0.2 | |
| P3.0/RXD/PWM0_/SCL_ | passive | SMD | roundrect | 0.2×0.665 | |
| P1.1/CC2/T2EX/CAP2/A1 | passive | SMD | roundrect | 0.2×0.665 | |
| P1.0/CC1/T2/CAP1/A0 | passive | SMD | roundrect | 0.2×0.665 | |
| P3.3/INT1/PWM2_ | passive | SMD | roundrect | 0.2×0.665 | |
| P3.4/T0/PWM1 | passive | SMD | roundrect | 0.2×0.665 | |
| P3.5/T1/HVIO | passive | SMD | roundrect | 0.665×0.2 | |
| P3.6/DP/A8 | passive | SMD | roundrect | 0.665×0.2 | |
| P3.7/DM/A9 | passive | SMD | roundrect | 0.665×0.2 | |
| P1.3/A11/CM | passive | SMD | roundrect | 0.665×0.2 | |
| P1.2/INT0_/A10/CO | passive | SMD | roundrect | 0.665×0.2 | |
| GND/VSS | ground | SMD | roundrect | 1.65×1.65 |
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Details
- Category
- microcontroller
- MPN
- CH543D
- Manufacturer
- WCH(Jiangsu Qin Heng)
- Package
- QFN-20(3x3)
- Footprint
- QFN-20_L3.0-W3.0-P0.40-BL-EP1.7
- JLCPCB
- C5183760
- LCSC
- C5183760
- Lifecycle
- active
- Mounting
- SMT
- RoHS
- Compliant
- MSL
- MSL 3
JLCPCB Stock & Pricing
In Stock(4,262 pcs)
1-9 pcs$0.6812
10-29 pcs$0.5414
30-99 pcs$0.4723
100-499 pcs$0.4033
500-999 pcs$0.3631
1000+ pcs$0.3406