Skip to the content
PCBKitNew board
CH9328, in 3D

CH9328

WCH (Nanjing Qinheng Microelectronics)

12Mbps 3.3V、5V 30mA USB 2.0 USB to HID SOP-16 USB Converters ROHS

Extended
DatasheetJLCPCBLCSCwch/CH9328
Category
USB Converters
Package
SOP-16
Pins
16

Overview

The CH9328 is a USB Converter made by WCH (Nanjing Qinheng Microelectronics) in a SOP-16 package with 16 pins. 12Mbps 3.3V、5V 30mA USB 2.0 USB to HID SOP-16 USB Converters ROHS.

PCBKit's library has its KiCad symbol (EasyEDA_Cloud:CH9328, from EasyEDA) and its footprint (Package_SO:SOIC-16_3.9x9.9mm_P1.27mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C82452).

Symbol

RSTI1TXD2RXD3T_LED4V35UD+6UD-7GND8XI9XO10IO211IO112IO413IO314VCC15ACT#16
EasyEDA_Cloud:CH9328From EasyEDA

Footprint

12345678910111213141516
Package_SO:SOIC-16_3.9x9.9mm_P1.27mmFrom KiCad's library

Parameters

6
Applications Function
USB to HID
Data Rate
12Mbps
Features
Programmable baud rate；Built-in clock generator；Power-on reset
Quiescent Supply Current
30mA
USB Protocol
USB 2.0
Voltage - Supply
3.3V, 5V

Order codes

1

Pinout

16
The pins of the CH9328
PinNameType
1RSTIUnspecified
2TXDUnspecified
3RXDUnspecified
4T_LEDUnspecified
5V3Unspecified
6UD+Unspecified
7UD-Unspecified
8GNDUnspecified
9XIUnspecified
10XOUnspecified
11IO2Unspecified
12IO1Unspecified
13IO4Unspecified
14IO3Unspecified
15VCCUnspecified
16ACT#Unspecified

Show this part on your page

A live frame, for any web page
<iframe src="https://pcbkit.io/embed/parts/wch/CH9328" title="CH9328 in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe>
A picture
<img src="https://pcbkit.io/embed/parts/wch/CH9328.jpg" alt="CH9328" width="1200" height="900">
A picture that opens the part, for a README
[![CH9328](https://pcbkit.io/embed/parts/wch/CH9328.jpg?size=s)](https://pcbkit.io/parts/wch/CH9328)

Questions

Is there a KiCad symbol and footprint for the CH9328?

Yes. The symbol is EasyEDA_Cloud:CH9328 and the footprint Package_SO:SOIC-16_3.9x9.9mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the CH9328?

SOP-16, with 16 pins. Its footprint is drawn on this page.

Where is the CH9328 datasheet?

WCH (Nanjing Qinheng Microelectronics) publishes it: the Datasheet link on this page opens it.

Where can I order the CH9328?

JLCPCB lists it as part C82452, with 0 in stock; the sellers' links on this page open their listings.

What can replace the CH9328?

Parts like it in the library: the CH340C by WCH (Nanjing Qinheng Microelectronics), the CH340G by WCH (Nanjing Qinheng Microelectronics), the SL2.1A by CoreChips and the CH340B by WCH (Nanjing Qinheng Microelectronics). Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8