CH341, CH341-CH341A - USB bus converter

The CH341 by ETC is a USB bus converter. Below is the official datasheet preview.

Datasheet Details

Part number	CH341, CH341-CH341A
Manufacturer	ETC
File Size	209.07 KB
Description	USB bus converter
Datasheet	CH341-CH341A-ETC.pdf
Note	This datasheet PDF includes multiple part numbers: CH341, CH341-CH341A. Please refer to the document for exact specifications by model.
Additional preview pages of the CH341 datasheet.

POWER POWER POWER IN OUT USB signal USB signal OUT IN Drain open Output drain open OUT/IN Positive power input

2.1.Introduction.
Full speed USB device interface, conforms to USB Specification Version 2.0, only needs crystal and capacitance external.
Optional: define Vender ID, production ID and list number through external low-cost serial EEPROM.
Supports 5V and 3.3V power source.
Low-cost, directly convert serial peripheral equipment, parallel printer and parallel peripheral equipment.
SOP-28 and SSOP-20 package lead free, compatible with RoHS.
Only compatible with app.

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Published: Apr 6, 2015 |