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CM3271 Datasheet USB Ultra-low-power Audio

Manufacturer: C-Media

Download the CM3271 datasheet PDF. This datasheet also includes the CM3271-C variant, as both parts are published together in a single manufacturer document.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (CM3271-C-Media.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number CM3271
Manufacturer C-Media
File Size 889.66 KB
Description USB Ultra-low-power Audio
Download CM3271 Download (PDF)

General Description

The CM3271 is the new generation ultra-low-power USB audio single chip designed especially for mobile USB-C headset, audio adapter or dock applications.

It

Overview

CM3271 USB (Type-C) Ultra-low-power Audio Single Chip Datasheet v1.

Key Features

  • cap-less/anti-pop headphone driver, combo-jack swap & jack-detection, Google buttons detection, embedded oscillator, flash, tri-color LED PWM driver, Digital EQ, DC-DC converter, etc. , which can fulfill cost-effective, low-power, and versatile USB Type-C Audio accessories in a concise design for Android smartphones, tablets, Teams Headset ,New iPad Pro(2018), and PC. It also supports automatic power-down and active modes switch when the 3.5mm headset is unplugged or plugged-in to save the power.