Description

The RTD2525L is an electronic component model in the IC Chips product category. It offers various features such as embedded dual DDC support, zoom scaling up and down, embedded pattern generator, and no external memory requirement. It also has an analog RGB input interface, digital input interface, DVI compliant digital input interface, auto detection/auto calibration, scaling capabilities, color processor, output interface, host interface, and embedded OSD. The component operates on 2.5V/3.3V power supply and is built on a 0.25um CMOS process with a 128-pin QFP package.

Specifications and features

- Embedded dual DDC support DDC1, DDC2B, DDC/CI - Zoom scaling up and down - Embedded Pattern Generator - No external memory required - Require only one crystal to generate all timing - Embedded reset control output - Embedded crystal output to MICROP - 3 channels 8 bits PWM output, and selectable PWM clock frequency. - Integrated 8-bit triple-channel 140MHz ADC/PLL for analog RGB input interface - Support up to 140MHz ( [email protected] 75Hz) for analog RGB input interface - Embedded programmable Schmitt trigger of HSYNC for analog RGB input interface - Support Sync On Green (SOG) and de-composite sync modes for analog RGB input interface - On-chip high-performance PLLs and 32 phase APLL for analog RGB input interface - Support 8-bit video (ITU 656) format input for digital input interface - Built-in YUV to RGB color space converter & de-interlace for digital input interface - Single link on-chip TMDS receiver for DVI compliant digital input interface - Operation up to 165Mhz for DVI compliant digital input interface - Direct connect to DVI compliant TMDS transmitter for DVI compliant digital input interface - Input format detection for auto detection/auto calibration - Compatibility with standard VESA mode and support user-defined mode for auto detection/auto calibration - Smart engine for Phase and Image position calibration for auto detection/auto calibration - Fully programmable zoom ratios for scaling - Independent horizontal/vertical scaling for scaling - Advanced zoom algorithm provides high image quality for scaling - Sharpness/Smooth filter enhancement for scaling - Digital brightness and contrast adjustments for color processor - sRGB compliance for color processor - Gamma correction for color processor - Dithering logic for 18-bit panel color depth enhancement for color processor - Built-in display timing generator and fully programmable for output interface - (RTD2523) 1 and 2-pixel/clock panel support and up to 140MHz for output interface - (RTD2513) 1 and 2-pixel/clock panel support and up to 95MHz for output interface - Scaler internal LSB/MSB swap, odd/even swap and red/blue group swap for output interface - Programmable TCON function support for output interface - RSDS (Reduced Swing Differential Signaling) data bus type 1~3 for output interface - Dual/Single LVDS interface output for output interface - Reduced EMI and power saving feature for output interface - Integrated Spread-Spectrum DCLK PLL for output interface - Support MCU serial bus interface for host interface - Support MCU parallel bus interface for host interface - Embedded 11.25K SRAM dynamically stores OSD command and fonts for embedded OSD - Support multi-color RAM font, 1, 2 and 4-bit per pixel for embedded OSD - 16 color palette with 24bit true color selection for embedded OSD - Maximum 8 window with alpha-blending/gradient/dynamic fade-in/fade-out, bordering/shadow/3D window type for embedded OSD - Every window can place anywhere on the screen for embedded OSD - Rotary 90,180,270 degree for embedded OSD - Independent row shadowing/bordering for embedded OSD - Programmable blinking effects for each character for embedded OSD - OSD-made internal pattern generator for factory mode for embedded OSD - Support 12x18~4x18 proportional font for embedded OSD

Application Scenarios

The RTD2525L can be used in various applications that require electronic component integration and control. It is suitable for devices that need analog RGB input, digital input, and DVI compliant digital input interfaces. The component's auto detection/auto calibration feature makes it suitable for applications that require input format detection and customization. The scaling capabilities and color processor allow for image enhancement and adjustment, making it suitable for display devices. The embedded OSD provides advanced on-screen display features, making it suitable for devices that require user interface interactivity.

Comparison

Advantages: - Embedded dual DDC support for easy compatibility with multiple display devices - No external memory requirement, reducing component cost and complexity - Single crystal timing generation for simplified design and implementation - Multiple input interfaces (analog RGB, digital, DVI) for flexibility in device integration - Auto detection/auto calibration feature for easy setup and customization - High-quality scaling and image enhancement algorithm for improved image output - Color processor with brightness, contrast, and gamma adjustments for accurate color representation - Output interface with programmable TCON function and reduced EMI for optimized display performance - Embedded OSD with advanced features for interactive user interface design Disadvantages: - Limited to 2.5V/3.3V power supply, may not be compatible with devices requiring different voltage levels - 128-pin QFP package may not be suitable for space-constrained applications