便携液晶电视处理器 （Portable LCD TV Processor）

Portable LCD TV Processor
FEATURES
Analog Input
Supports analog RGB input
Supports video input 480i, 480p, 576i, 576p;
RGB input resolution in 640x480, 800x480, and
800x600 (SVGA)
3-channel low-power 8-bit ADCs integration for
RGB
Supports RGB composite sync input (CSYNC),
SOG, HSYNC, and VSYNC
On-chip clock synthesizer and PLL
Auto-position adjustment, auto-phase adjustment,
auto-gain adjustment, and auto-mode detection
Digital Input
Supports ITU656 input
Color Engine
Brightness, contrast, saturation, and hue
adjustment
9-tap programmable multi-purpose FIR (Finite
Impulse Response) filter
Differential 3-band peaking engine
Luminance Transient Improvement (LTI)
Chrominance Transient Improvement (CTI)
Black Level Extension (BLE)
White Level Extension (WLE)
Favor Color Compensation (FCC)
3-channel gamma curve adjustment
Scaling Engine/TCON
Supports analog panels with the resolution of
960x234, 1200x234, 1400x234, and more
Supports various displaying modes
Supports horizontal panorama scaling
Digital PWM Controller
Integrated general purpose digital PWM control
loop
Programmable startup operating frequency and
period with output voltage regulation
Programmable output current regulation;
40KHz~70KHz switching frequency, sync. to
HSYNC possible
Burst-mode or continuous-mode for output
current regulation; 150Hz~300Hz burst-mode
frequency, sync. to VSYNC possible
Programmable protection level for input voltage
and fault detection
Miscellaneous
Built-in MCU
2-wire serial bus interface for configuration setup
3-channel low-power 8-bit DAC integration for
RGB output, dynamic range 0.1-4.9V
Built-in step-down PWM circuits for input 2.5V
Built-in charge pump for VGL/ VGH
Supports external OSD or ITU656 input
Spread spectrum clocks
Optional 3.3V / 5V output pads with
programmable driving current
100-pin LQFP package