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EZAIRO 7111: Audio Processor, DSP for Hearing Aids

Datasheet: Audio Processor for Digital Hearing Aids
Rev. 2 (234kB)
Product Overview
»View Material Composition
» Product Change Notification

Ezairo® 7111 is an open-programmable DSP-based hybrid module designed specifically for non-wireless hearing aids, including In-the-Canal (ITC) applications.

What's Included in Ezairo 7111

  • Ezairo 7100 Digital Signal Processor (DSP): Includes a high precision, quad-core architecture that delivers 375 MIPS without sacrificing power consumption.
  • EA2M: 2 Mb EEPROM memory for storing important hearing aid parameters and firmware.

  • Passive Components: Enables direct interfacing with hearing aid transducers.

Development Tools

  • Ezairo Preconfigured Suite
  • Open-Programmable Evaluation & Development Kit (EDK)

To access Ezairo-based development tools, please contact your Sales Representative or Authorized Distributor.

Features
 
  • Ezairo Pre Suite Firmware Bundle: Provides up to 8 channels of Wide Dynamic Range Compression (WDRC), 16 kHz sampling rate, and adaptive audio algorithms including a new feedback canceller.
  • Miniature, User-Friendly Package: Features large pads for easy hand soldering.
  • Ultra-Low Power Consumption: 1090 µA while running Ezairo Pre Suite firmware bundle @ 10.24 MHz with all algorithms active.
  • Flexible Programmability: Open-programmable DSP-based system can be customized to the specific signal-processing needs of any manufacturer. Modify or add new algorithms or features without making changes to the chip.
  • Quad-Core Architecture: Industry's most integrated, flexible, and power efficient single-chip solution. Features a CFX DSP, HEAR Configurable Accelerator, Arm® Cortex®-M3 processor.
  • Ultra-High Audio Fidelity: Provides 85 dB system dynamic range with up to 110 input signal dynamic range to preserve a more detailed sound.
  • Configurable System Clock Speeds: Twelve clocking speeds to maximize computing performance versus power consumption.
  • Low Audio Delay: Programmable Filter Engine supports 0.044 ms audio delay.
Applications   End Products
  • Audio Processing
  
  • Hearing Aids
Technical Documentation & Design Resources
Software (5) Package Drawings (1)
Application Notes (4) Conformance Reports (1)
Data Sheets (1) Evaluation Board Documents (1)
Evaluation/Development Tool Information
Product Status Compliance Short Description Action
E7111-001GEVB Active
Pb-free
Ezairo 7111 hybrid demo board
Availability & Samples
Specifications
Product
Status
Compliance
Description
Package
MSL
Container
Budgetary Price/Unit
Type
Case Outline
Type
Temperature
Type
Qty.
E7111-0-102A19-AG Active
Pb-free
Halide free
EZAIRO 7111, System-in-Package, 250/ Tape & Reel SIP-19 127ES 4 240 Tape and Reel 250 Contact Sales Office
E7111-0-102A19-BPG Active
Pb-free
Halide free
EZAIRO 7111, System-in-Package, 25/ Bubble Pack (Sampling) SIP-19 127ES 4 240 BTRAY 25 Contact Sales Office
Market Leadtime (weeks) : 13 to 16
ON Semiconductor   (2020-09-02) : 2,750
Market Leadtime (weeks) : 13 to 16

Product
Description
Pricing ($/Unit)
Compliance
Status
WDRC Channels
Graphic EQ Bands
Program Modes
Advanced Algorithms
Acoustic Indicators
Other Features
Wireless Standards
Package Type
E7111-0-102A19-AG  
 EZAIRO 7111, System-in-Package, 250/ Tape & Reel 
Pb
H
 Active   
8
33
8
Adaptive Feedback Cancellation
Adaptive Noise Reduction
Automatic Adaptive Directionality
Directional Microphone
Environmental Classification
Tone Sequences
Voice Alerts
Datalogging
Digital Volume Control
Hand Solderable
null
SIP-19
E7111-0-102A19-BPG  
 EZAIRO 7111, System-in-Package, 25/ Bubble Pack (Sampling) 
Pb
H
 Active   
8
33
8
Adaptive Feedback Cancellation
Adaptive Noise Reduction
Automatic Adaptive Directionality
Directional Microphone
Environmental Classification
Tone Sequences
Voice Alerts
Datalogging
Digital Volume Control
Hand Solderable
SIP-19
Case Outlines
127ES   
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