RTD2270L-CG Datasheet

Flat Panel Display Controller


● Embedded DDC with DDC1/2B/CI
● Embedded one MCU with SPI flash controller.
● Require only one crystal to generate all timing.
● Programmable internal low-voltage-reset (LVR)
● High resolution 6 channels PWM output, and wide range selectable PWM frequency.
● Support input format up to FHD
● Embedded BJT control circuit for 1.2V regulator replacement

Analog RGB Input Interface
● One Analog input supported
● Integrated 8-bit triple-channel 210MHz ADC/PLL(option)
● Embedded programmable Schmitt trigger of HSYNC
● Support Sync-On-Green (SOG) and various kinds of composite sync modes
● On-chip high-performance hybrid PLLs
● High resolution true 64 phase ADC PLL

Embedded MCU
● Industrial standard 8051 core with external serial flash
● Low speed ADC for various application
● I2C Master or Slave hardware supported

Auto Detection /Auto Calibration
● Input format detection
● Compatibility with standard VESA mode and support user-defined mode
● Smart engine for Phase/Image position/Color calibration

● Fully programmable zoom ratios
● Independent horizontal/vertical scaling
● Advanced zoom algorithm provides high image quality
● Sharpness/Smooth filter enhancement
● Support non-linear scaling from 4:3 to 16:9 or 16:9 to 4:3

Color Processor
● True 10 bits color processing engine
● sRGB compliance
● Advanced dithering logic for 18-bit panel color depth enhancement
● Brightness and contrast control
● Programmable 10-bit gamma support
● Peaking/Coring function for video sharpness

● Independent color management (ICM)
● Dynamic contrast control (DCC)

Output Interface
● Fully programmable display timing generator
● Flexible data pair swapping for easier system design.
● Single or Dual display interface supported up to 186MHz, FHD resolution
● LVDS output interface
● Support 8 bits LVDS output
● Spread-Spectrum DPLL to reduce EMI
● Fixed Last Line output for perfect panel capability

Embedded OSD
● Embedded 16.5K SRAM dynamically stores OSD command and fonts
● Support multi-color RAM font, 1, 2 and 4-bit per pixel
● 64 color palette
● Maximum 10 window with alpha-blending/ gradient / gradient target color / gradient reversed color/ dynamic fade-in/fade-out, bordering/ shadow/3D window type
● Rotary 90,180,270 degree
● Independent row shadowing/bordering
● Programmable blinking effects for each character
● OSD-made internal pattern generator for factory mode
● Support 12x18~4x18 proportional font
● Hardware decompression for OSD font
● Special function for closed-caption
● Support 2 independent font base

Power & Package
● 3.3V / 1.2V power supply
● 64 pin LQFP 7x7 package



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