MN88441 Datasheet, PDF (2/5 Pages) Panasonic Semiconductor – OFDM Demodulation LSI for Digital Terrestrial Broadcasting in Japan

MN88441
MN88441
OFDM Demodulation LSI for Digital Terrestrial Broadcasting in Japan
„ Overview
This LSI is a channel decoder LSI supporting ISDB-T/ISDB-T_SB.
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-T_SB)
• 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
Tuner
MSCL
MSDA
AINP
AINN
AGCR
AGCI
MN88441
DO0-7
BCK
PCK
DEN
TS Decoder
MPEG
Decoder
4MHz
CPU
Note : The detailed information for this product is disclosed after non-disclosure agreement between
your company and MEI.
SDB00109AEM
2