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CH338L

WCH (Nanjing Qinheng Microelectronics)

Extended
DatasheetJLCPCBLCSCwch/CH338L
Category
Uncategorised
Package
LQFP-48(7x7)
Pins
48

Overview

The CH338L is an uncategorised made by WCH (Nanjing Qinheng Microelectronics) in a LQFP-48(7x7) package with 48 pins.

PCBKit's library has its KiCad symbol (EasyEDA_Cloud:CH338L_C42380708, from EasyEDA) and its footprint (Package_QFP:LQFP-48_7x7mm_P0.5mm, from KiCad's library), ready for a KiCad board. 1,258 are in stock at JLCPCB (part C42380708).

Symbol

LED548LED647LED746OVCUR1234#45PWREN#44OVCUR567#43VDD3342VBUS_DET41RESET$40GND39DP738DM737VDD3336DP635DM634DP533DM532VDD3331DPU30DMU29NC28GND27NC26AVDDK25GND24XO23XI22NC21VDD3320DP119DM118DP217DM216VDD3315DP314DM313DP412DM411GND10VDD339VDD58LED47DVDDK6LED35LED24LED1/SCL/SMBCLK3SDA/SMBDAT2LED_DRV/SMB_EN1
EasyEDA_Cloud:CH338L_C42380708From EasyEDA

Footprint

Package_QFP:LQFP-48_7x7mm_P0.5mmFrom KiCad's library

Parameters

9
Applications Function
Transceiver
Current - Supply
140mA
Data Rate
480Mbps
Features
Built-in clock generator；Power-on reset
Number of Channels
7
Operating Temperature
-40℃~+85℃
Quiescent Supply Current
280uA
USB Protocol
USB 2.0
Voltage - Supply
3.3V

Order codes

1

Pinout

48
The pins of the CH338L
PinNameType
1LED_DRV/SMB_ENUnspecified
2SDA/SMBDATUnspecified
3LED1/SCL/SMBCLKUnspecified
4LED2Unspecified
5LED3Unspecified
6DVDDKUnspecified
7LED4Unspecified
8VDD5Unspecified
9VDD33Unspecified
10GNDUnspecified
11DM4Unspecified
12DP4Unspecified
13DM3Unspecified
14DP3Unspecified
15VDD33Unspecified
16DM2Unspecified
17DP2Unspecified
18DM1Unspecified
19DP1Unspecified
20VDD33Unspecified
21NCUnspecified
22XIUnspecified
23XOUnspecified
24GNDUnspecified
25AVDDKUnspecified
26NCUnspecified
27GNDUnspecified
28NCUnspecified
29DMUUnspecified
30DPUUnspecified
31VDD33Unspecified
32DM5Unspecified
33DP5Unspecified
34DM6Unspecified
35DP6Unspecified
36VDD33Unspecified
37DM7Unspecified
38DP7Unspecified
39GNDUnspecified
40RESET$Unspecified
41VBUS_DETUnspecified
42VDD33Unspecified
43OVCUR567#Unspecified
44PWREN#Unspecified
45OVCUR1234#Unspecified
46LED7Unspecified
47LED6Unspecified
48LED5Unspecified

Show this part on your page

A live frame, for any web page
<iframe src="https://pcbkit.io/embed/parts/wch/CH338L" title="CH338L 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/CH338L.jpg" alt="CH338L" width="1200" height="900">
A picture that opens the part, for a README
[![CH338L](https://pcbkit.io/embed/parts/wch/CH338L.jpg?size=s)](https://pcbkit.io/parts/wch/CH338L)

Questions

Is there a KiCad symbol and footprint for the CH338L?

Yes. The symbol is EasyEDA_Cloud:CH338L_C42380708 and the footprint Package_QFP:LQFP-48_7x7mm_P0.5mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the CH338L?

LQFP-48(7x7), with 48 pins. Its footprint is drawn on this page.

Where is the CH338L datasheet?

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

Where can I order the CH338L?

JLCPCB lists it as part C42380708, with 1,258 in stock; the sellers' links on this page open their listings.

What can replace the CH338L?

Parts like it in the library: the HK32F030C8T6A by HK, the AT32F402CBT7 by ARTERY, the STM32C071CBT6 by STMicroelectronics and the FT232HL by FTDI. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8