CH546L Datasheet, Specs, Alternatives & ECAD | WCH | PartGenie

AI summary

CH546L product

The CH546L is an 8-bit enhanced USB microcontroller based on the E8051 core, designed for cost-sensitive applications requiring USB connectivity and capacitive touch sensing.

Best for

USB-based peripherals
Capacitive touch button interfaces
Low-cost embedded control

Avoid if

High-performance processing requirements
Applications needing more than 32KB of program memory

Check before use

Ensure the 32KB Flash limit is sufficient for your application code.

Key specifications

Core: E8051
Flash: 32KB
ADC: 12-bit, 8-ch
Package: LQFP-48

Compliance & Environment

RoHS: -
REACH: -
MSL: -
ECCN: -
HTSUS: -

Application

USB PeripheralsTouch Interfaces

Datasheet

2d2dad5cec34cf36075abafbfc87784d_2403131115_WCH-Jiangsu-Qin-Heng-CH546L_C2923468.pdf

800 KB

CAD Models

Download ECAD models for CH546L: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol

Schematic symbol for your EDA tool

PCB Footprint

Land pattern for PCB layout

3D Model

STEP file for mechanical design

KiCad Library

Verified KiCad 8 symbol, footprint, and 3D model

Generate library

Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

The CH546L is an 8-bit enhanced E8051-based microcontroller from WCH, featuring integrated USB 2.0 device support, 32KB Flash, and 1KB xRAM.