BU9252F-E2

Audio Special Purpose Overview

The BU9252F-E2 is a digital delay IC specifically designed for karaoke systems. It integrates an internal sample-and-hold circuit, 8-bit A/D and D/A converters, and SRAM to process audio signals. The device operates on a single 4.5V to 5.5V supply with a typical current consumption of 3.5mA. It features a serial interface for data input/output and allows delay time selection via external logic inputs.

Audio Special Purpose Feature Summary

• Digital delay function optimized for karaoke echo applications
• Integrated 8-bit A/D and D/A converters
• Internal SRAM for audio data storage
• Serial interface for control and data
• Low power CMOS design (Typ. 3.5mA at 5V)
• SOP-18 package

Audio Special Purpose Applications

• Karaoke machines
• Audio signal processing systems requiring digital delay

Audio Special Purpose Procurement Notes

This component is listed as Obsolete/Discontinued by the manufacturer. Sourcing may be limited to distributor stock or third-party suppliers. Verify RoHS compliance status (E2 suffix) and check for potential counterfeit risks given the end-of-life status.