BR262W26A103E1G

Audio Special Purpose Overview

The onsemi BR262W26A103E1G is an audio signal processor IC belonging to the BelaSigna R262 family. It is designed for single or dual microphone noise reduction applications, utilizing advanced methods to remove mechanical, stable, and unstable noise while preserving voice naturalness. The device operates within a supply voltage range of 1.65V to 3.63V and is housed in a compact 26-WLCSP package (2.39x2.23 mm). It supports I2C, I2S, and SPI interfaces for system integration.

Audio Special Purpose Feature Summary

• BelaSigna R262 architecture for single or dual microphone noise reduction
• Advanced noise removal: mechanical, stable, and unstable noise suppression
• Preserves voice naturalness and improves speech intelligibility regardless of device orientation
• Compatible with multiple codecs, baseband chips, and microphones without calibration
• No external components required for basic operation
• Compact 26-WLCSP package (2.39x2.23 mm)
• Supply voltage range: 1.65V to 3.63V
• Operating temperature range: -40°C to 85°C
• Interfaces: I2C, I2S, SPI

Audio Special Purpose Applications

• Mobile devices and handheld equipment requiring high-quality voice capture
• Smartphones and tablets with single or dual microphone arrays
• Voice-enabled consumer electronics where user mobility varies
• Audio systems requiring easy integration without calibration overhead

Audio Special Purpose Procurement Notes

Verify the specific ordering suffix E1G against official onsemi documentation to confirm tape and reel packaging details. Ensure compatibility with the specified 1.65V to 3.63V supply voltage and thermal requirements for the target application environment.

Audio Special Purpose Selection Notes

Select this component for designs requiring a low-pin-count SoC DSP with multiple serial interface options. Confirm that the 26-WLCSP footprint fits the PCB layout constraints and that the 2.39x2.23 mm package size meets space limitations. Validate power supply stability within the 1.65V to 3.63V range.