R3920-CFAB-E1B

Audio Special Purpose Overview

The onsemi R3920-CFAB-E1B is a high-performance, low-power audio codec designed for hearing aid applications. It integrates a 24-bit stereo Analog-to-Digital Converter (ADC) and a 24-bit stereo Digital-to-Analog Converter (DAC), along with a built-in digital signal processor (DSP) core optimized for hearing assistance algorithms. The device is housed in a compact 16-lead QFN package (3x3 mm).

Audio Special Purpose Feature Summary

• Integrated 24-bit Stereo ADC and DAC
• Built-in DSP Core for Hearing Aid Algorithms
• Compact 16-lead QFN Package (3x3 mm)
• Low Power Consumption Suitable for Battery-Operated Devices
• Supports Multiple Microphone Inputs

Audio Special Purpose Applications

• Hearing Aids
• Cochlear Implants
• Personal Sound Amplification Products (PSAPs)

Audio Special Purpose Procurement Notes

Verify the specific ordering suffix requirements with the manufacturer or authorized distributors to ensure compatibility with system specifications. Confirm availability status as product lifecycles may change. Ensure compliance with relevant RoHS directives before procurement.

Audio Special Purpose Selection Notes

Select this component when a highly integrated, low-power audio solution for hearing aids is required. The integrated DSP reduces the need for external processing units, simplifying the design and reducing power consumption compared to general-purpose audio codecs.