The LGDT1111 is a system-on-a-chip for
digital TV and intergrates a VSB and QAM
demodulator, a System decoder,MPEG-2
MP@HL video
decoder, Dolby AC-3 audio decoder, a video
format converter, NTSC video encoder and 2D
graphic processor. It integrates
AMR926EJ-STM as a host controller for
executing application programs.
Include the uCOS-II RTOS
Support outrput for digital RGB, Analog RGB
and CVBS with Stereo Audio.
Input RF signal
Memory interface
- DDR : 256Mbit, 16bit
I/F@175/200MHz
- Flash 8bit only NOR for ARM Program
Pheripherals & External Interfaces
- I2C (Master/Slave)x2
- I2C (Master)x1 for Tuner
- GPIOx8 for IR or Keypad.
Power Consumption : 1.6A@DC5V
Clock : 25MHz Single clock X-tal.
Application Board
Stand alone Setop Applications
Board to
Board Applications for HDTV
MVPtek provied the technical
support to develope LGDT1111 itself and also
designed set-top module.
The Various Video and control interfaces of
the set-top module provide flexibility of
design concept and makes gain a
time.
- Recieves ATSC(185CH) QAM(125CH) RF signal
- Recieves NTSC (68+125CH) RF signal
- Decodes all 18 kinds of ATSC DTV standard video formats.
- ITU-BT.656/601/709 Digital Video outputs.
- Analog RGB/SOG/YPbPr Video signal upto 1080i
- Stereo L/R Audio output
- EIA608 and 708 closed caption
- EPG
- Comm. : RS-232 / JTAG / I2C slave
