S1V3G340F00A900

Audio Special Purpose Overview

The S1V3G340 is a voice guidance LSI from Seiko Epson Corporation designed to facilitate the creation of high-quality voice data without studio recording. It features an integrated decoder for EPSON's proprietary AEOV format, supporting bitrates from 16 kbps to 40 kbps at a 16 kHz sampling rate. The device includes a sequencer function capable of managing up to 64 phrases with variable delay settings, and interfaces with external SPI flash memory for voice data storage. Control is handled via UART or I2C serial interfaces.

Audio Special Purpose Feature Summary

• Proprietary AEOV format decoder (EPSON original voice format)
• Bitrate support: 16, 24, 32, and 40 kbps at 16 kHz sampling rate
• Sequencer function for up to 64 phrases with variable delay (0 ms to 2,047 ms)
• External SPI flash memory interface for voice data storage
• Integrated DA converter
• Control via UART or I2C interfaces

Audio Special Purpose Applications

• Voice guidance systems requiring easy voice data creation without studio recording
• Embedded systems needing flexible interchanging of voice data via external SPI flash
• Host-controlled applications utilizing serial interface command protocols

Audio Special Purpose Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to confirm pinout compatibility and package dimensions. Ensure the host system provides the required power supply and appropriate clock source. Note that the S1V3S344 and S1V3G340 differ in external parts from the S1V3034x series.

Audio Special Purpose Part Context

The S1V3G340 belongs to EPSON's Voice Guidance LSI family. It utilizes the AEOV format which can only be decoded by EPSON Voice guidance LSIs. The device allows for easy creation of high-quality voice data using the EPSON voice data creation tool, eliminating the need for costly and time-consuming studio recording.