microcontroller
CH643Q
Symbol
Footprint
3D Model
Pin Map
| Pin | Name | Type | Mount | Shape | Width × Height (mm) |
|---|---|---|---|---|---|
| GND | ground | SMD | rect | 0.2×1.6 | |
| PA15/TX2_ | passive | SMD | rect | 0.2×1.6 | |
| PA16/RX2_ | passive | SMD | rect | 0.2×1.6 | |
| PA17/CTS2_ | passive | SMD | rect | 0.2×1.6 | |
| PA18/TX3_/T2ET_ | passive | SMD | rect | 0.2×1.6 | |
| PA19/T2ET/RX2_ | passive | SMD | rect | 0.2×1.6 | |
| PA20/TX2_/T2BK | passive | SMD | rect | 0.2×1.6 | |
| PA21/T2C1N/RTS2_ | passive | SMD | rect | 0.2×1.6 | |
| PC0/TX2_/T2C4_ | passive | SMD | rect | 0.2×1.6 | |
| PC1/T1C2_/T2C1N_ | passive | SMD | rect | 0.2×1.6 | |
| PC2/T1C3_/T2C2N_ | passive | SMD | rect | 0.2×1.6 | |
| PC3/RTS2_/T1C4_ | passive | SMD | rect | 0.2×1.6 | |
| PA22/T2C2N/C2N0 | passive | SMD | rect | 0.2×1.6 | |
| PA23/T2C3N/C1N1 | passive | SMD | rect | 0.2×1.6 | |
| PA0/T2C1/CTS2 | passive | SMD | rect | 0.2×1.6 | |
| PA1/RTS2/T2C2 | passive | SMD | rect | 0.2×1.6 | |
| PA2/TX2/T2C3/O2O1 | passive | SMD | rect | 1.6×0.2 | |
| PA3/T2C4/O1O0 | passive | SMD | rect | 1.6×0.2 | |
| PC4/CS_/T1BK_/T2ET_19 | passive | SMD | rect | 1.6×0.2 | |
| PC5/SCK_/T1C1N_20 | passive | SMD | rect | 1.6×0.2 | |
| PA4/CS/O2O0/RTS3_ | passive | SMD | rect | 1.6×0.2 | |
| PA5/SCK/TX4_/CTS4_ | passive | SMD | rect | 1.6×0.2 | |
| PA6/MISO/T3C1/RTS4_ | passive | SMD | rect | 1.6×0.2 | |
| PA7/MOSI/T3C2/T1C1N_ | passive | SMD | rect | 1.6×0.2 | |
| PB0/TX4/T1C2N_/O1P0 | passive | SMD | rect | 1.6×0.2 | |
| PB1/T1C3N_/RX4 | passive | SMD | rect | 1.6×0.2 | |
| PB2/C2O/RX1_27 | passive | SMD | rect | 1.6×0.2 | |
| PB3/TX3/C3O/T2C3_ | passive | SMD | rect | 1.6×0.2 | |
| PB4/T2C4_/T3C1_/T2BK_ | passive | SMD | rect | 1.6×0.2 | |
| GND30 | passive | SMD | rect | 1.6×0.2 | |
| VDD31 | passive | SMD | rect | 1.6×0.2 | |
| PB5/O1O1/T3C2_ | passive | SMD | rect | 1.6×0.2 | |
| PB6/T1C1N/CTS3/O1N133 | passive | SMD | rect | 0.2×1.6 | |
| PB7/T1C2N/RTS3_/O2P234 | passive | SMD | rect | 0.2×1.6 | |
| PB8/T1C3N/O1P135 | passive | SMD | rect | 0.2×1.6 | |
| PB16/TX3_/T2C1_36 | passive | SMD | rect | 0.2×1.6 | |
| PB17/T2C2_/RX3_37 | passive | SMD | rect | 0.2×1.6 | |
| PB18/T2C3_/CTS3_38 | passive | SMD | rect | 0.2×1.6 | |
| PB19/RTS3_/T2C4_39 | passive | SMD | rect | 0.2×1.6 | |
| PB9/T1C1/MCO/TX4_40 | passive | SMD | rect | 0.2×1.6 | |
| PB10/TX1/T1C241 | passive | SMD | rect | 0.2×1.6 | |
| PB11/T1C3/T2C1N_/RX142 | passive | SMD | rect | 0.2×1.6 | |
| PC16/UDM/T1C4/TX4_ | passive | SMD | rect | 0.2×1.6 | |
| PC17/UDP/RTS1/TX4_ | passive | SMD | rect | 0.2×1.6 | |
| PC18/DIO/TX3_/T2C1N_ | passive | SMD | rect | 0.2×1.6 | |
| PB12/T1C4_/T2C2N_46 | passive | SMD | rect | 0.2×1.6 | |
| PC19/DCK/T2C1_ | passive | SMD | rect | 0.2×1.6 | |
| PB13/TX4_48 | passive | SMD | rect | 0.2×1.6 | |
| PB14/RX3_ | passive | SMD | rect | 1.6×0.2 | |
| PB20 | passive | SMD | rect | 1.6×0.2 | |
| PB21/T2C1_/CS_/RTS4_ | passive | SMD | rect | 1.6×0.2 | |
| PB22 | passive | SMD | rect | 1.6×0.2 | |
| 54PB23/T1C4_ | passive | SMD | rect | 1.6×0.2 | |
| PB15/T2C2_/SCK_/CTS4 | passive | SMD | rect | 1.6×0.2 | |
| PC14/CC1/T1C3_/T2C2_ | passive | SMD | rect | 1.6×0.2 | |
| PC15/CC2/T2C3_/T1ET_ | passive | SMD | rect | 1.6×0.2 | |
| PA8/MISO_/RTS4/RTS1_ | passive | SMD | rect | 1.6×0.2 | |
| PA9/MOSI_/MISO_/RX4_ | passive | SMD | rect | 1.6×0.2 | |
| PA10/SCL/TX1_/MOSI_ | passive | SMD | rect | 1.6×0.2 | |
| PA11/SDA/SCK_/RX1_ | passive | SMD | rect | 1.6×0.2 | |
| PA12/CS_/T2C2_/T2C1N_ | passive | SMD | rect | 1.6×0.2 | |
| PA13/SCL_/RTS4_ | passive | SMD | rect | 1.6×0.2 | |
| PA14/SDA_/RTS1_ | passive | SMD | rect | 1.6×0.2 | |
| VDD | power | SMD | rect | 1.6×0.2 |
Key Parameters
Frequency
48MHz
Save parts to a list and design PCBs from them
Details
- Category
- microcontroller
- MPN
- CH643Q
- Manufacturer
- WCH(Jiangsu Qin Heng)
- Package
- LQFP-64(7x7)
- Footprint
- LQFP-64_L7.0-W7.0-P0.40-LS9.2-BL
- JLCPCB
- C22448687
- LCSC
- C22448687
- Lifecycle
- active
- Mounting
- SMT
- RoHS
- Compliant
JLCPCB Stock & Pricing
In Stock(212 pcs)
1-9 pcs$1.1374
10-29 pcs$0.9398
30-249 pcs$0.8322
250-499 pcs$0.7101
500-999 pcs$0.6555
1000+ pcs$0.6314