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RTD2270L/RTD2280L-CG
RTD2270L/ RTD2280L
Flat Panel Display Controller Brief Specification
Ordering Information
Part
RTD2270L-CG RTD2280L-CG
VGA Yes (210MHz) Yes (210MHz)
Max. Resolution 1680x1050@75Hz 1920x1080@75Hz
Output LVDS (170Mhz) LVDS (186Mhz)
PKG LQFP64 7x7 (Green package) LQFP64 7x7 (Green package)
Preliminary Version 1.01 Last updated: 2010/11/4
Free Datasheet http://www.datasheet4u.com/
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Features
General
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
RTD2270L/RTD2280L-CG
VividColorTM
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
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 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
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
Scaling
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
Power & Package 3.3V / 1.2V power supply 64 pin LQFP 7x7 package
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
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Free Datasheet http://www.datasheet4u.com/
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Pin Diagram
RTD2270L/RTD2280L-CG
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49
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TXO0+ TXO0PVDD33 LDO_CTL DVDD12 RST P3.3/INT1 P5.3/PWM3/CLKO1 P6.0/ADC0 P6.1/ADC1 P6.2/ADC2/I2C_MDL_2A P6.3/ADC3/I2C_MDA_2A P5.4/PWM4 P5.5/PWM5/TCON9/I2C_MDL_2B P3.2/INT0/TCON7/I2C_MDA_2B P1.1/T2EX 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
3
Free Datasheet http://www.datasheet4u.com/
XIN 1 XOUT 2 AGND 3 REXT/P1.3 4 ADC_GND 5 ADC_VDD33 6 B- 7 B+ 8 G- 9 G+ 10 SOG0 11 R- 12 R+ 13 ADC_GND 14 ADC_REF 15 HSYNC 16
RTD2270L RTD2280L
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
TXO1TXO1+ TXO2TXO2+ TXOCTXOC+ TXO3TXO3+ TXE0-/P8.7 TXE0+/P8.6 TXE1-/P8.5 TXE1+/P8.4 TXE2-/P8.3 TXE2+/P8.2 TXE3-/P8.1 TXE3+/P8.0
DGND DGND DVDD12 P1.0/T2 P5.2/PWM2 P5.1/PWM1 P3.7/I2C_MDL_1 P3.6/I2C_MDA_1 SPI_SDI/ SCLK SPI_SCL/ SDIO SPI_CE SPI_SDO/ SCSB P5.0/PWM0 DDC_SCL/P3.0/RX DDC_SDA/P3.1/TX VSYNC
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Table of LQFP-64 pin assignment
RTD2270L/RTD2280L-CG
I:input, O:output, P:power, G:gnd
PWR OFF PIN NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 XIN XOUT AGND REXT/GPIO ADC_GND ADC_VDD33 BIN1BIN1+ GIN1GIN1+ SOG0 RIN1RIN1+ ADC_GND ADC_REF I O G I/O G P I I I I I I I G P VGA INPUT signal ADC Power Crystal input Crystal output Y Y Y Y Y Y Y Y Y 1.2V Adjustable HSYNC 16 I Y Y Schmitt Trigger General VSYNC 17 18 19 20 DDC_SDA/GPIO/TX DDC_SCL/GPIO/RX GPIO/PWM0 SPI_SDO/ SCSB I/O I/O I/O O DDC SDA/MCU GPIO/TX DDC SCL/MCU GPIO/ RX MCU GPIO/ PWM output SPI flash serial data output/ Host Interface_SCSB SPI flash chip enable SPI_CE 22 SPI_SCL/ SDIO O O Note: POL pin, 1:internal MCU, 0:ext. MCU SPI flash clk/ Host Interface_SDIO Y Y Y Y Y Y Y Y Y I Y Y Schmitt Trigger 3.3V Name I/O/P/G Description 5V tolerance PWR ON 5V tolerance PWR ON 3.3v tolerance Y Y NOTE
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23
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4
Free Datasheet http://www.datasheet4u.com/
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