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LCD Display Controller ICs
  AL330 Digital LCD Display Controller SOC
 
Functional Description

The AL330B is a highly integrated Display SOC, containing a 3-Ch + 10-bit ADC, 2D Video Decoder, Deinterlacer, Scaler, Microcontroller, OSD, and TCON. The AL330B can support small to medium Digital TFT-LCD Panels and small to medium AMOLED Display Devices.

The AL330B is a multi-channel analog preprocessing circuit, which includes source selection; anti-aliasing filter; ADC, ACC (Auto-Clamp Control) and AGC (Auto-Gain Control); CGC (Clock Generation Circuit); digital multi-standard decoder containing chrominance and luminance separation from an adaptive 2D comb filter; brightness, contrast, hue and saturation control circuit; programmable horizontal and vertical scaler; image and sharpness enhancement processing; On-Screen-Display; programmable TCON; and a digital RGB signal output etc.

 
Applications

n        In-Car TV/GPS/Navigation & Entertainment Display Systems

n       Video Door Phone, Baby Monitor, Digital Photo Frame etc.

n       Small to Medium Multimedia TFT-LCD, AMOLED Display Monitor

n       Portable TV/DTV (ATSC,DVB-T/-S)

 

 
Reference Kit: AL330B-DMB-A0
 
AL330B Brochure

AL330B Flyer

 

Key Features

u Analog Input:

Supports 9 analog video inputs

Supports CVBS, S-Video & YPbPr

(480P/576P) inputs

Supports Analog RGB input

3-Ch, 10-bit ADC, AGC & ACC

Supports Auto Multi-Standard NTSC/PAL/SECAM mode detection

Adaptive 2D Comb-Filter video decoding for Y/C separation

u Digital Input:

Supports CCIR-656/YCbCr Digital Input

u Video Processing & Scaler:

Supports VBI decoding

Macrovision copy protection detection

Contrast/Brightness/Hue/Saturation adjustment

Sharpness adjustment for Edge Enhancement

Black Level Extension(BLE)

White Level Extension(WLE)

YCbCr to RGB Color Space Conversion

Programmable H/V up/down Scaling

4:3 to/from 16:9 conversion

Programmable 3-Channel Gamma Correction

u OSD

Built-in internal OSD 4K bytes of RAM for programmable OSD function

Supports up to 8 OSD colors

Supports OSD Blinking & Blending

Supports OSD X,Y mirror for rear view or flip down applications

Supports external OSD signals

 u Digital Output & Tcon   

24-bit/18-bit/12-bit Digital RGB Output

Supports Digital LCD panels: 160*120, 320*240, 640*480, 800*480, 800*600 etc.

Programmable TCON for various Digital LCD panels

Supports Image Mirror and Flip functions

Supports Serial RGB format interface for LTPS Digital Panels (Such as Toppoly and AUO)

Supports AMOLED Panels (Such as CMEL)

 u Miscellaneous

Built-in 8052 MCU and 1K byte internal SRAM

Dedicated UART & INT pins

Supports SPI-Flash and ISP (In-System Programming) function

Supports three PWM generators for general purpose control

Supports interrupt output pin for hardware mode detection

Built-in Test Pattern Generator (Color Bar, Grey Scale, etc.)

Low power design

128-pin LQFP 14 x 14 mm

 
 
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