Product Overview

AC3 (Dolby Digital) is an audio coding technology developed by Dolby Laboratories, Inc., and is widely used in standards such as DVD, Blu-Ray, DivX, and Miracast.

This product is a software IP with low power consumption operation and low memory consumption, and can be embedded in a short period of time. It is suitable for car audio products.

TMC’s AC3 (Dolby Digital) decoder software is licensed by Dolby Laboratories, for Implementation License.

Model Numbers

• TM1336

Features

• Low power consumption operation by reduction of arithmetic processing with TMC’s original computer algorithm “DMNA”.
• Can be implemented in various processors including ARM.
• Easy to embed by simple API interface, contributing to shortening the development period.
• Thread-safe library, simultaneous decoding of multiple streams.

Specification

Software IP Form	C language library
Compliant Codec	Dolby Digital Consumer Decoder（AC-3 Decoder）
Sampling Frequency	32, 44.1, 48 kHz
Bit Rate	32 to 640 kbps
Output Channel Configuration	2ch (Down-mixing to 2ch for channel configurations exceeding 2ch)
Input Data Format	AC3 elemental stream (Channel configuration: 1 to 5.1ch)
Output Data Format	16-bit linear PCM

Application Examples