


Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
| Attributes | Value | |
|---|---|---|
| Category | Interface/USB HUB Controllers | |
| Manufacturer | WCH(Jiangsu Qin Heng) | |
| Package | LQFP-64(7x7) | |
| Operating Temperature | -40℃~+70℃ | |
| Number of Channels | 4 | |
| Data Rate | 12Mbps | |
| Voltage - Supply | 5V | |
| USB Protocol | USB 2.0 | |
| Features | Power-on reset、Wake-up function | |
| type | Controller | |
| Current - Supply | 55mA | |
| Quiescent Supply Current | 1.4mA |

* Images are for reference only
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.

* Images are for reference only
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
CH9374B technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | Interface/USB HUB Controllers | |
| Manufacturer | WCH(Jiangsu Qin Heng) | |
| Package | LQFP-64(7x7) | |
| Operating Temperature | -40℃~+70℃ | |
| Number of Channels | 4 | |
| Data Rate | 12Mbps | |
| Voltage - Supply | 5V | |
| USB Protocol | USB 2.0 | |
| Features | Power-on reset、Wake-up function | |
| type | Controller | |
| Current - Supply | 55mA | |
| Quiescent Supply Current | 1.4mA |
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the CH9374B. Sign up to receive and start your assembly today →
Step 1 - Pre-order the parts you need from JLCPCB.
Step 2 - Place a PCBA order to have those parts assembled onto your boards.
Step 3 - JLCPCB manufactures and assembles your boards in as fast as 3 days.

The CH9374B schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.