DESCRIPTION

· The RHYTHM SB3231 by ON Semiconductor is a configurable DSP system designed for hearing aids, featuring a four-channel compression circuit with Adaptive Feedback Cancellation, Adaptive Noise Reduction, and directional processing.

FEATURES

· Directional Processing with customizable static polar patterns.

· Adaptive Noise Reduction across 64 bands using psychoacoustic models.

· Adaptive Feedback Reduction for stable gain and user comfort.

· Supports up to four channels of WDRC compression.

· Includes an eight-band graphic equalizer and configurable biquad filters.

· Features a noise generator for Tinnitus treatment and in-situ audiometry.

· Equipped with industry-leading security features to prevent cloning and software piracy.

· Trimmer interface for manual circuit configuration and parameter control.

· Serial Data or I2C Interface for full programmability.

· Contains a 256 kbit EEPROM for programmable and trimmer-based devices.

APPLICATIONS

· Hearing aids requiring advanced DSP functionalities.

· Devices needing adaptive noise and feedback cancellation.

· Applications requiring directional sound processing and frequency response shaping.

· Solutions for Tinnitus treatment and in-situ audiometry.