SDO2 O Audio Data Output SDO1 O Audio Data Output SDO0 O Audio Data Output SEL1 I Select I2C (L) or Serial bus (H) 20 5 SCL/SCK I I2C Clock / Serial Clock 21 6 SDA/SDOUT IO I2C I/O / Serial Output I C Address / Serial Input I I2C Address / Serial Enable 24 9 VDDO P OSC Power Supply XI I X'tal Clock Input XO O X'tal Clock Output 27 12 VSSO G OSC GND 28 13 RESETX I RESET 29 14 VDDC P Core Power Supply 30 15 VSSC G Core GND TEST0 IO OPEN I : Input, O : Output, IO : Bi-directional, P : +Power, G : GND Symbol VDDC VSSC VDDR VSSR SDI1 TEST1 LRI BCKI MCK BCKO LRO I/O Description Core Power Supply +2.5V Core Power Supply +2.5V Core GND Core GND I/O Power Supply +2.5V I/O Power Supply +2.5V I/O GND I/O GND Audio Data Input / R Audio Data Input / R GND LR Clock Input Bit Clock Input Master Clock Output Bit Clock Output LR Clock Output Left Output Right Output Master Volume Scale L/R Balance Center Output Subwoofer Output LeftSurround Output RightSurround Output ProLogicII and Virtual Dolby Surround Decorder Block Diagram
RESETX MCK XI XO TIMING GENERATOR ADDRESS GENERATION UNIT In respect to software commands, request NJR.ĭSP ARITHMETIC UNIT SERIAL AUDIO INTERFACE BCKO LRO x 24-BIT MULTIPLIER ALU L/R SDI0 SDI1 C/LFE SDO1 BCKI SL/SR SDO2 LRI The detail hardware specification of the NJU26106 is described in the " NJU26100 Series Hardware Data Sheet". MCK 384Fs(1/2) or MCK at fclk=768Fs Two kinds of micro computer interface I2C Bus (standard-mode/100Kbps) 4-Wire Serial Bus (4-Wire: Clock, Enable, Input data, Output data) Power Supply : DSP Core : 2.5V I/O interface: ( +3.3V tolerant Package : QFP 32pin
The NJU26106 is suitable for multi-channel products such as AV AMP and Car Audio, or ordinary audio products such as small speaker system.ĥ.1 Channel signal outputs by Dolby Pro Logic II 2 Channel outputs by Virtual Dolby Surround Movie mode / Music mode Available for Center width control, Dimension control, Panorama mode Music mode and Custom modeĢ4bit Fixed-point Digital Signal Processing Maximum Clock Frequency : 38MHz Digital Audio Interface : 2 Input ports 3 Output ports Digital Audio Format I2S 24bit, Left-Justified, Right-Justified, BCK / 64Fs Master / Slave Mode Master Mode MCK : 1/2 fclk, 1/3 fclk ex. The decoded 5-channel signal can be downmixed into 2-channel virtual surround output by the Dolby Virtual technology. Also non matrix-encoded audio signal can be processed into effective spacious sound by Music mode.
The NJU26106 processes the stereo matrix-encoded signal into spacious sound of 5.1 channels by Dolby Pro Logic II and Bass Management System.
The is a digital audio signal decoder that provides the function of Dolby Pro Logic II and Virtual Dolby Surround. Dolby Pro Logic II / Virtual Dolby Surround Decoder