Audiology DSP Systems | RHYTHM SA3229

预先配置的 DSP 系统，用于助听器，最多 4 个 WDRC 沟道

Obsolete

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安森美半导体的 Rhythm™ SA3229 混合是一款微调器可配置 DSP 系统，基于四沟道压缩电路，具有反馈抑制算法。 Rhythm SA3229 的自适应反馈抑制算法基于相位抑制方法，提供了更大稳定增益，可实现更大增益和用户舒适度。它具有针对动态反馈情况的快速调节，以及针对声调输入的电阻。 除了这些自适应算法之外，Rhythm SA3229 还支持以下特性：最多四个沟道 WDRC、低失真压缩限制、用于无杂音内存更改的音频路径之间的交叉衰减、八基带图形均衡器、八个可配置通用双四路滤波器、编程速度增强、抑制安静环境中麦克风和电路噪声的沟道内压、可选的峰值剪切、灵活压缩调节、音量控制、摇摆开关、耳鸣处理中的噪声产生，以及避免克隆和软件隐私的行业领先的安全特性。 微调器接口支持手动电路配置。它持续监控微调器位置，并将其转换为选择的助听器参数。串行数据或 I²C 接口提供出厂和现场可编程能力。 RHYTHM SA3229 是一款单芯片混合，带一次性编程 (OTP) 内存，适用于需要高增益的低成本应用。软件 SupportARK 是一组软件构造块，有助于缩短开发助听器安装软件所需的时间。ARKonline 是一款基于 Web 的高效工具，用于创建产品库和保持它们的有序组织形式。要访问 ARKonline，请转至 www.onsemi.com/arkonline.

  • Digital Audio Processing

  • Hearing Aids

  • Adaptive Feedback Cancellation
  • WDRC Compression with Choice of 1,2 or 4 Channels of Compression
  • Auto Telecoil with Programmable Delay
  • EVOKE Acoustic Indicators
  • Noise Generator for Tinnitus Treatment or In-Situ Audiometry
  • Frequency Response Shaping with Graphic EQ
  • Trimmer Compatibility- Four Three-Terminal Trimmers with Configurable Assignments of Control Parameters
  • I2C and SDA Programming
  • Rocker Switch Support for Memory Change and/or Volume Control Adjustment
  • Support for Active High or Active Low Switching
  • Analog or Digital Volume Control with Programmable Range
  • High Quality 20-bit Audio Processing
  • High Power/High Gain Capability
  • Configurable Low Battery Indicator

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SA3229-E1

Contact Sales

Obsolete

CAD Model

Pb

A

H

P

SIP-25

127DZ

3

260

BTRAY

25

N

1,2,4

8

4

Adaptive Feedback Cancellation

EVOKE

Trimmer Support

-

Price N/A

More Details

SA3229-E1-T

Contact Sales

Obsolete

CAD Model

Pb

A

H

P

SIP-25

127DZ

3

260

REEL

250

N

1,2,4

8

4

Adaptive Feedback Cancellation

EVOKE

Trimmer Support

-

Price N/A

More Details

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