EZAIRO%207111

Audio Processor, DSP for Hearing Aids

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Overview

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)

Please contact your Sales Representative or Specialist Partner Seltech for more information about the Ezairo products.

Applications

Audio Processing

End Products

Hearing Aids

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.

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WDRC Channels

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Wireless Standards

Reference Price

E7111-0-102A19-AG

Active

SIP-19

127ES

260

REEL

250

Adaptive Feedback Cancellation

Voice Alerts

Datalogging

null

Price N/A

E7111-0-102A19-BPG

Active

SIP-19

127ES

260

BTRAY

Automatic Adaptive Directionality

Tone Sequences

Hand Solderable

Price N/A

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Audiology DSP Systems | EZAIRO 7111

Audio Processor, DSP for Hearing Aids

Overview

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