NJU26108

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Ver.2004-08-26

SRS CSII 5.1 & TruSurround XT Decoder

The NJU26108 is a digital signal processor that provides the function of Circle

Surround II 5.1 / TruSurroundXT and Mono-to-Stereo.

The NJU26108 processes the stereo matrix-encoded signal into spacious sound of 5.1

channels by Circle Surround II 5.1. Also non matrix-encoded audio signal can be

processed into effective spacious sound.

The decoded 2-channel signal can be converted into spacious 2-channel virtual

surround output by the TruSurroundXT technology.

The applications of NJU26108 are suitable for multi-channel products such as DVD

Receivers, AV Amplifiers, TV, Car Audio or ordinary audio products such as small

speakers system.

Serial Interface (4 lines: Clock, Enable, Input data, Output data)

• 24bit Fixed-point Digital Signal Processing

• Maximum System Clock Frequency

: 38MHz

• Digital Audio Interface

: 2 Input ports / 3 Output ports

• Master / Slave Mode

• Master Mode MCK

:1/2 fclk, 1/3 fclk

ex. MCK = 384Fs(1/2) or MCK = 256Fs(1/3) at fclk=768Fs

• Two kinds of micro computer interface

・

・

Serial interface (4 lines: clock, enable, input data, output data)

• Power Supply

: 2.5V ( 3.3V Input tolerant )

• Package

: QFP32-R1

The detail hardware specification of the NJU26108 is described in the “ NJU26100 Series Hardware Data

Sheet”.

NJU26108FR1