onsemi SA3291A-E1

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  • Part Number:

    SA3291A-E1

  • Manufacturer:

    onsemi

  • Category:

    DSP (Digital Signal Processors)

  • RoHs:

    rohs RoHS Compliant

  • Datasheet:

    pdf SA3291A-E1_Datesheet

  • Description:

    IC DSP AUDIOLOGY AYRE 32SIP

  • In stock 0
" Not available to buy online? Want the lower wholesale price? Please send RFQ, we will respond immediately
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Specifications
Type
Paramete
Type
Paramete
Non-Volatile Memory
-
On-Chip RAM
-
Operating Temperature
0°C ~ 40°C (TA)
Package / Case
32-SMD Module
Qualification
-
Type
Audio
Voltage - I/O
-
Voltage - Core
-
Clock Rate
4.1MHz
Interface
I2C, SDA
Mounting Type
Surface Mount
Supplier Device Package
32-SIP
Grade
-
Overview

DESCRIPTION

· SA3291 is a preconfigured wireless DSP system for hearing aids, utilizing Near-Field Magnetic Induction (NFMI) technology.
· It enables wireless synchronization of program modes, volume control, and telecoil signal streaming between hearing aids.
· When paired with a relay device, it supports stereo audio streaming via Bluetooth and remote control functionality.
· Features include iSceneDetect environmental classification, adaptive noise reduction, feedback cancellation, and up to 8-channel WDRC.

FEATURES

· Binaural Synchronization: Simplifies user control by synchronizing adjustments like program modes or volume control across two hearing aids.
· Binaural Telecoil: Streams telecoil audio signals between hearing aids, enhancing speech intelligibility during phone calls.
· Stereo Audio Streaming: Allows wireless streaming of stereo audio from relay devices to hearing aids, compatible with various audio sources.
· Acoustic Environment Classification: iSceneDetect 1.0 algorithm optimizes hearing aid settings based on the acoustic environment.
· iLog 4.0 Datalogging: Records hearing aid parameters for fine-tuning and user counseling.
· EVOKE Advanced Acoustic Indicators: Provides multi-frequency tones to indicate events like program or volume changes.
· Automatic Adaptive Directionality: Reduces sound levels from behind or sides without affecting front sounds.
· Adaptive Feedback Cancellation: Minimizes acoustic feedback and increases stable gain.

APPLICATIONS

· High-end, full-featured wireless hearing aids.
· Devices requiring binaural synchronization and telecoil functionality.
· Systems needing stereo audio streaming and remote control capabilities.
· Hearing aids with advanced environmental classification and noise reduction features.

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