Dolby Pro Logic II Decoder
NJU26203A
www.DataSheet4U.com
Dolby Pro Logic II Decoder
General Description
The NJU26203A is a digital signal processo...
Description
NJU26203A
www.DataSheet4U.com
Dolby Pro Logic II Decoder
General Description
The NJU26203A is a digital signal processor that provides the function of Dolby Pro Logic II, Bass Management, Multi channel input, and 5-band PEQ function. The applications of NJU26203A are suitable for multi channel products such as Car Audio, DVD Receiver and speakers system.
■Package
Features
-Software Dolby Pro Logic II (Max 5.1ch Output) Bass Management Multi channel input 5-band PEQ Center Mixer, Rear Center Mixer Master Volume -Hardware 24bit Fixed-point Digital Signal Processing Maximum Clock Frequency : 12.288MHz(Standard), built-in PLL Circuit Digital Audio Interface : 4 Input ports / 4 Output ports Digital Audio Format : I2S 24bit, left-justified, right-justified, BCK : 32fs/64fs Master / Slave Mode Microcomputer Interface I2C Bus (Standard-mode/100kbps, Fast-mode/400kbps) 4-Wire Serial Bus (4-Wire: Clock, Enable, Input data, Output data) Operating Voltage : VDD = VDDPLL = 1.8V : VDDIO = 3.3V Input Terminal : +5.0V Input tolerant Package : SSOP44 (Pb-Free)
NJU26203AV
* The detail hardware specification of the NJU26203A is described in the “ NJU26200 Series Hardware Data Sheet”.
Ver.2008-12-10
-1-
NJU26203A
Hardware Block Diagram
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AD1/SDIN
AD2/SSb
DSP ARITHMETIC UNIT SCL/SCK SERIAL HOST INTERFACE PROGRAM CONTROL
SERIAL AUDIO INTERFACE BCKO BCKO LRO L/Rout
SDA/SDOUT
2424-BIT x 2424-BIT MULTIPLIER RESETb MCK CLK CLKOUT ALU
SDO1 SDO1 SDO2 SDO2 SDO3 SDO3 SDO0...
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