LC78615E-01US-H

Audio Special Purpose Overview

The LC78615E-01US-H is an audio signal processor integrated circuit manufactured by onsemi (formerly Fairchild Semiconductor). It integrates RF signal processing for CD-DA/R/RW, servo control, EFM signal processing, and a playback controller (Sequencer: 8-bit CPU). The device operates within a supply voltage range of 3V to 3.6V and supports serial interface communication. It is housed in a 64-pin PQFP package.

Audio Special Purpose Feature Summary

• Integrates RF signal processor for CD-DA/R/RW, servo control, and EFM signal processing.
• Includes playback controller with 8-bit CPU sequencer.
• Outputs CD-DA and CD-ROM data; decodes CD-TEXT via serial interface.
• Operates on a 3V to 3.6V power supply.
• Single-channel audio signal processor.

Audio Special Purpose Applications

• Consumer audio systems
• CD-DA/R/RW players

Audio Special Purpose Procurement Notes

Verify the specific ordering suffix against official documentation to confirm pinout and functional variations. Ensure the supplier provides valid traceability for the 64-PQFP package type. Confirm that the serial interface requirements match the system design specifications before procurement.

Audio Special Purpose Selection Notes

Select this component for designs requiring dedicated CD-DA/R/RW signal processing and servo control integration. Verify that the system power supply remains stable between 3V and 3.6V. Note that the operating temperature range is typically -20°C to +70°C for commercial applications, though industrial variants may exist; verify specific thermal ratings in the datasheet.

Audio Special Purpose Part Context

This part belongs to onsemi's Audio Special Purpose category. It serves as a specialized solution for processing audio signals in portable or fixed consumer devices where space efficiency and low voltage operation are critical design constraints.