Asset Publisher

AS3435 Active Noise Cancellation

Active noise cancellation solutions for stereo headsets


  • Bypass function
  • >20dB noise reduction achievable
  • High quality audio chain
  • Fully electronic calibration
  • Single cell (AA/AAA) or 1.0V - 1.8V supply


  • Listen to audio even without power
  • Superior performance
  • Pure, unadulterated audio
  • No manual intervention during production
  • Unparalleled battery life

Product parameters

Function Receive path
Topology Feedback
Output Type Stereo/ SE / Mono BTL with bypass
Max. Output Power (BTL, 1.8V, 32 Ohm) [mW] 125
SNR, THD (SE, 34mW, 32 Ohm) [dB] >106, <0.1%
ANC Performance [dB] >25
Supply Voltage [V] 1.0 to 1.8
Package QFN-36 (5x5)

General Description

Analog ANC solution

Integrated active noise cancellation solution with integrated bypass function addressing feedback and hybrid architectures for stereo wired headsets, suitable for music, video or mobile use.

This product suits for the following applications:

  • Earpieces
  • Headsets
  • Hands-free kits
  • Mobile phones
  • Voice communicating devices


Title Category Headline Buy
AS3435EvalKit Application Board Evaluation Kit for AS3435


Type Description Language
Software ANC TrimBox Tool 1-3-6-0 English
Software Driver source v1.1.0 English
Software ANC TrimBox Tool 1-1-6-0 English
Software Eval SW 1-1-12-0 English
Software ANC TrimBox Tool 1-4-0-0 English
Software ANC TrimBox Tool 1-2-0-0 English
Software Hex file English
Software Hex file English
Software Soundcard driver English
Software Cat Box SW 2v0 English

Environmental Documents

Type Description Language
Material Declaration Form MDF_191150017_AS3435-EQFM English
Material Declaration Form MDF_191150017_AS3435-EQFP English
RoHS Certificate RoHS Certificate AS3415/AS3435 English


Type Description Language
Product Change Notification PCN16-2017 (AS3415, AS3435) English

Other Information

Type Description Language
Block Diagram AS3435 Block Diagram English
Factsheet Enhanced Low Noise ANC Headphone Speaker Driver English
Other Product Document AS3435EvalKit Image English

Asset Publisher

Related Products