MN88441

www.DataSheet4U.com DATA SHEET Part No. Package Code No. MN88441 LQFP128-P-1818C SEMICONDUCTOR COMPANY MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. Publication date: December 2004 SDB00109AEM 1 MN88441 MN88441 OFDM Demodulation LSI for Digital Terrestrial Broadcasting in Japan „ Overview This LSI is a channel decoder LSI supporting ISDB-T/ISDB-TSB. Widely used for digital terrestrial broadcasting receiver equipment that takes advantage of UHF and VHF frequency bands in Japan. This LSI performs the following operations: x IF signal input x OFDM*1 demodulation x Error correction x TSP*2 output *1 Orthogonal Frequency Division Multiplexing *2 Transport Stream Packet „ Features Supports digital terrestrial broadcasting (ISDB-T) and Digital terrestrial sound broadcasting (ISDB-TSB) Strong suppression of co-channel interference with analog broadcasting signal AGC with 2 output signals (PWM output) On-chip CPU/IF circuits compliant with I2C bus On-chip ADC for input signal On-chip boundary scan test circuits compliant with EEE1149.1 „ Applications Set-top box for digital terrestrial broadcasting TV with receiving function for digital terrestrial broadcasting DVHS with receiving function for digital terrestrial broadcasting „ System structure block diagram SDRAM 4 M-word × 16-bit MSCL MSDA DO0-7 MCK MCKE NWE NRAS NCAS MDM0-1 MA0-13 MD0 - 11 Tuner AINP AINN AGCR AGCI MN88441 BCK PCK DEN TS Decoder MPEG Decoder XO 4MHz CPU Note : The detailed informat...