NJU26103 NJR Corporation, NJU26103 Datasheet

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NJU26103

Manufacturer Part Number
NJU26103
Description
Digital Audio Processor For TV
Manufacturer
NJR Corporation
Datasheet

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Ver.2003-05-16
· 24bit Fixed-point Digital Signal Processing
· Maximum Clock Frequency
· Digital Audio Interface
· Digital Audio Format
· Master / Slave Mode
· Master Mode MCK
· Two kinds of micro computer interface
· Power Supply
· Package
The NJU26103 is a high performance 24-bit digital audio processor for TV
that has a QFP 32-pin small package.
The NJU26103 provides an internal delay memory to adjust the output
delay time for lip sync. Moreover, the NJU26103 adopts SRS WOW
technology.
· Variable 2 Channels Audio Delay (16 bit data width).
· SRS WOW audio technology
FEATURES
Digital Signal Processor Specification
General Description
The detail hardware specification of the NJU26103 is described in the “ NJU26100 Series Hardware Data
Sheet”. In respect to software commands, request NJR.
・ I
・ 4-Wire Serial Bus (4-Wire: Clock, Enable, Input data, Output data)
Maximum Delay 42msec at Fs = 48kHz ( 46msec at Fs = 44.1kHz )
2
C Bus (standard-mode/100Kbps)
Digital Audio Processor for TV
: 2 Input ports / 1 Output port
: 38MHz
: 1/2 fclk, 1/3 fclk
: I
: QFP 32pin
: DSP Core : 2.5V
ex. MCK = 384Fs(1/2) or MCK = 256Fs(1/3) at fclk=768Fs
2
S 24bit, Left-Justified, Right-Justified, BCK : 32Fs / 64Fs
I/O interface: 2.5V ( +3.3V tolerant )
■ Package
NJU26103
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NJU26103 Summary of contents

Page 1

... C Bus (standard-mode/100Kbps) ・ 4-Wire Serial Bus (4-Wire: Clock, Enable, Input data, Output data) · Power Supply · Package The detail hardware specification of the NJU26103 is described in the “ NJU26100 Series Hardware Data Sheet”. In respect to software commands, request NJR. Ver.2003-05-16 : 38MHz : 2 Input ports / 1 Output port ...

Page 2

... Rin SDI1 - 2 - NJU26103 DSP ARITHMETIC UNIT PROGRAM CONTROL 24-BIT x 24-BIT MULTIPLIER ALU ADDRESS GENERATION UNIT DATA FIRMWARE RAM ROM NJU26103 Digital Audio Processor Function Block Diagram Delay SERIAL AUDIO INTERFACE L/R GPIO AND CONFIGURATION INTERFACE SDO0 Lout WOW Rout Ver.2003-05-16 BCKO LRO ...

Page 3

... OSC GND 13 RESETX I RESET 14 VDDC P Core Power Supply +2.5V 15 VSSC G Core GND 16 TEST2 IO OPEN ※ Input Output Bi-directional +Power GND Ver.2003-05-16 NJU26103 No C( Serial bus( Clock / Serial Clock I/O / Serial Output Address / Serial Input Address / Serial Enable ...

Page 4

... Audio Data Interface The NJU26103 audio interface provides Industry standard serial data formats of I right-justified. The NJU26103 audio interface provides two data inputs, SDI0 and SDI1, and one data output, SDO0. The input serial data is selected by the firmaware command. Table 2 ...

Page 5

... Firmware Command Table The NJU26103 can be controlled by host processor vie I table summarizes the available user commands. Table 5 NJU26103 Command List No. Command Input Select 3 Mode Select 4 WOW 5 TruBass 6 Delay Time 7 Program Mode 8 Through Output WOW Output Trim 9 TruBass 10 Stereo Width ...

Page 6

... SRS technology. SRS Labs requires that all users of the NJU26103 must enter into a license agreement directly with SRS Labs if the royalty is not Included in the purchase price. SRS Labs also requires any users to comply with all rules and regulations as outlined in the SRS Trademark Usage Manual ...

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