Overview
The TW8836-LB2-CE is a highly integrated LCD video processor developed by Renesas Electronics America Inc. This device is designed to incorporate many of the features necessary for creating a multipurpose LCD display system into a single package. It includes a high-quality 2D comb NTSC/PAL/SECAM video decoder, triple high-speed RGB ADCs, an LVDS and TTL digital input interface, a high-quality scaler and deinterlacer, and a versatile On-Screen Display (OSD) with a high-performance output panel interface for MCU and LVDS or TTL.
The TW8836 can support input resolutions up to 1080p and can drive LCD panels at resolutions up to 1366 x 768. Its video processing capabilities include arbitrary H/V scaling, panoramic scaling, image mirroring, image adjustment and enhancement, and black and white stretch, making it an ideal solution for various display applications.
Key Specifications
| Specification | Details |
|---|---|
| Video Decoder | NTSC (M, 4.43) and PAL (B, D, G, H, I, M, N, N combination), PAL (60), SECAM with automatic format detection |
| ADCs | Three 10-bit high-speed RGB ADCs with clamping and programmable gain amplifier |
| Digital Inputs | Supports BT.656 and 601 video formats, YCbCr/RGB 24-bit, VGA (25MHz) to 1080p (150MHz) resolution |
| LVDS Input | Single channel LVDS input, from VGA (25 MHz) up to 720p (75 MHz) resolution |
| TFT Panel Support | Supports digital panels (TTL) or single channel LVDS panels up to WXGA (1366 x768) resolution, 85MHz |
| OSD | Eight window font OSD with bordering/shadow, SPI Flash Based On-Screen Display with nine bitmap based OSD windows |
| Scaler and Deinterlacer | High-quality scaler with both up/down and panorama/water-glass scaling support, built-in 2D deinterlacing function |
| MCU | Industry-standard 8052 based, code fetch from external SPI flash memory, 256B code cache, 2k XDATA memory |
| Package | 128-LQFP Exposed Pad |
| Supply Voltage | Up to 3.3V |
| Operating Temperature | Not specified, but typically within standard IC operating ranges |
Key Features
- Analog Video Decoder: High quality, 2D comb NTSC/PAL/SECAM video decoder with automatic format detection.
- ADCs: Triple high-speed 10-bit RGB ADCs with clamping and programmable gain amplifier.
- Digital Inputs: Supports BT.656 and 601 video formats, YCbCr/RGB 24-bit, VGA (25MHz) to 1080p (150MHz) resolution.
- LVDS and TTL Inputs: Single channel LVDS input, from VGA (25 MHz) up to 720p (75 MHz) resolution, and TTL digital input interface.
- Scaler and Deinterlacer: High-quality scaler with both up/down and panorama/water-glass scaling support, built-in 2D deinterlacing function.
- On-Screen Display (OSD): Eight window font OSD with bordering/shadow, SPI Flash Based On-Screen Display with nine bitmap based OSD windows.
- Image Processing: Programmable brightness, contrast, saturation, hue, and sharpness, black/white stretch, and programmable color transient improvement control.
- MCU: Industry-standard 8052 based, code fetch from external SPI flash memory, 256B code cache, 2k XDATA memory.
- Timing Controller (TCON): Supports programmable interface signals for control, column (source) driver/row (gate) driver.
Applications
- In-car Display: Ideal for automotive LCD display systems.
- Pico Projectors and Portable Media Players: Suitable for portable display applications.
- Portable DVD and DVR Players: Used in consumer video devices requiring high-quality video processing.
Q & A
- What is the TW8836-LB2-CE used for?
The TW8836-LB2-CE is a highly integrated LCD video processor used for creating multipurpose LCD display systems, particularly in automotive, pico projectors, and portable media players.
- What video formats does the TW8836-LB2-CE support?
The TW8836-LB2-CE supports NTSC, PAL, and SECAM video formats with automatic format detection.
- What are the key features of the TW8836-LB2-CE's analog video decoder?
The analog video decoder includes a high-quality 2D comb filter, digital subcarrier PLL, and programmable hue, brightness, saturation, contrast, and sharpness.
- What types of digital inputs does the TW8836-LB2-CE support?
The TW8836-LB2-CE supports BT.656 and 601 video formats, YCbCr/RGB 24-bit, VGA (25MHz) to 1080p (150MHz) resolution.
- What is the maximum resolution the TW8836-LB2-CE can drive?
The TW8836-LB2-CE can drive LCD panels at resolutions up to 1366 x 768.
- Does the TW8836-LB2-CE support LVDS inputs?
Yes, it supports single channel LVDS input from VGA (25 MHz) up to 720p (75 MHz) resolution.
- What are the key features of the TW8836-LB2-CE's On-Screen Display (OSD)?
The OSD includes eight window font OSD with bordering/shadow and SPI Flash Based On-Screen Display with nine bitmap based OSD windows.
- What kind of MCU does the TW8836-LB2-CE have?
The TW8836-LB2-CE has an industry-standard 8052 based MCU with code fetch from external SPI flash memory, 256B code cache, and 2k XDATA memory.
- What is the package type of the TW8836-LB2-CE?
The TW8836-LB2-CE comes in a 128-LQFP Exposed Pad package.
- Is the TW8836-LB2-CE RoHS compliant?
Yes, the TW8836-LB2-CE is RoHS compliant.
