BU9480F

ADCs/DACs - Special Purpose Overview

The BU9480F is a 16-bit stereo digital-to-analog converter (DAC) designed for audio applications. It integrates an internal 2x oversampling circuit to enhance signal processing capabilities. The device operates within a supply voltage range of 3.0V to 5.5V and utilizes CMOS technology to achieve low current consumption. It features a resistor string conversion method and provides two-channel common phase outputs. The component is housed in an 8-pin plastic package and supports a sampling frequency of up to 4fs, corresponding to a 200kHz operation rate.

ADCs/DACs - Special Purpose Feature Summary

• 16-bit stereo resolution with internal 2x oversampling interpolator
• Operating voltage range of 3.0V to 5.5V
• Low power consumption due to CMOS process technology
• Supports 4fs input clock (200kHz operation)
• Two-channel common phase output configuration

ADCs/DACs - Special Purpose Applications

• Audio systems requiring 16-bit stereo D/A conversion
• Consumer electronics utilizing digital audio interfaces
• Portable devices benefiting from low current consumption

ADCs/DACs - Special Purpose Part Context

The BU9480F belongs to the BU94xx series of audio components manufactured by ROHM Semiconductor. This series includes various audio DSPs and data converters, such as the BU9409FV and BU9408KS2. The BU9480F specifically addresses the need for high-fidelity stereo DACs in compact packages, distinguishing itself from higher-bit counterparts like the 24-bit or 28-bit models in the same family.