NJU26102

NJU26102 www.DataSheet4U.com ■ General Description Digital Signal Processor for TV ■Package The NJU26102 is a digital signal processor that provides Delay, eala, ViVA2+, PEQ, and AGC. The NJU26102 is suitable for audio products such as TV, CD radio- cassette, speakers system, and others. ■ FEATURES - Software 3D sound : eala (NJRC Original Surround), BBE ViVA, BBE ViVA+ Sound Enhancement: : BBE, BBE Mach3Bass AGC 5Band PEQ Tone Control Audio Delay ( fs=48kHz : Max. 25ms, fs=44.1kHz : Max. 27ms, fs=32kHz : Max. 37ms ) Master Volume WatchDog Clock Output NJU26102FR1 - Hardware 24bit Fixed-point Digital Signal Processing Maximum System Clock Frequency : 38MHz Max. Digital Audio Interface : 3 Input ports / 3 Output ports Digital Audio Format : I2S 24bit, Left- justified, Right-justified, BCK : 32/64fs 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 Power Supply : 2.5V Input terminal : 3.3V Input tolerant Package : QFP32-R1 (Pb-Free) Two kinds of micro computer interface : I2C bus (standard-mode/100kbps) : Serial interface (4 lines: clock, enable, input data, output data) The detail hardware specification is described in the “ NJU26100 Series Hardware Data Sheet”. Ver.2006-11-27 -1- NJU26102 www.DataSheet4U.com ■ Function Block Diagram AD1/SDIN AD2/SSb NJU26102 DSP ARITHMETIC UNIT SERIAL AUDIO INTERFACE BCKO LRO 24-BIT x 24-BIT MULTIPLIER ALU L/R SDO0~ SDO2 SDI0~ SDI2 BCKI ...