Sharp LC-50LE442U, Service Manual

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CHAPTER5. MAJOR IC INFORMATIONS
[1]MAJOR IC INFORMATIONS
1.1. U2102 (MT5389)
The MediaTek MT5389FUNU
family consists of a DTV front-end demodulator, a backend
decoder and a TV controller and offers high integration for advanced applications. It combines a
transport de-multiplexer, a high definition video decoder, an audio decoder, a dual-link LVDS
transmitter, a mini-LVDS transmitter (option), an EPI transmitter (option) and an
NTSC/PAL/SECAM TV decoder with a 3D comb filter (NTSC/PAL). The MT5389FUNU enables
consumer electronics manufactures to build high quality, low cost and feature-rich DTV.
World-Leading Audio/Video Technology:
The MT5389FUNU supports Full-HD
MPEG1/2/4/h.264/DiviX/VC1/RM/AVS (option) video decoder standards, and JPEG. The
MT5389FUNU also supports MediaTek MDDiTM de-interlace solution can reach very smooth
picture quality for motions. A 3D comb filter added to the TV decoder recovers great details for
still pictures. The special color processing technology provides natural, deep colors and true
studio quality video. Also, the MT5389FUNU family has built-in high resolution and high-quality
audio codec.
Rich Features for High Value Products:
The MT5389FUNU family enables true singlechip
experience. It integrates high-quality HDMI1.4a, high speed VGA ADC, LVDS, mini-LVDS
(option), EPI (option), USB2.0 receiver, TCON (option), panel overdrive (option), and ATSC
demodulators.
WW Common Platform Capability:
The MT5389FUNU family supports ATSC
demodulation functions. TV maker can easily port the same UI to worldwide TV models.
Excellent adjacent and co-channel rejection capability grants customers never miss any
wonderful stream. Professional error-concealment provides stable, smooth and mosaic-free
video quality.
Key Features:
1. Worldwide multi-standard analog TV demodulator
2. ATSC demodulators
3. Powerful CPU core
4. A transport de-multiplexer
5. A muti-standard video decoder
6. Rich format audio codec
7. HDMI1.4a receiver
8. Local dimming (LED backlight) (option)
9. TCON (option)
10. Panel overdrive control (option)