RTD2020 REALTEK, RTD2020 Datasheet

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RTD2020

Manufacturer Part Number
RTD2020
Description
Manufacturer
REALTEK
Datasheet

Specifications of RTD2020

Case
QFP

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This document contains introductory information pertaining to the Realtek RTD2020 Flat Panel Display Controller. Because
there is proprietary and confidential information contained in the complete specifications, this brief is offered to those interested
in the chip. For a more detailed description of the device, please contact your Realtek sales representative.
1. Features.................................................................................................................................................................................... 2
2. General Description ................................................................................................................................................................ 3
3. Block Diagram......................................................................................................................................................................... 4
4. Pin Assignments....................................................................................................................................................................... 5
5. Pin Descriptions....................................................................................................................................................................... 6
2002/11/12
5.1 ADC ................................................................................................................................................................................... 6
5.2 PLL..................................................................................................................................................................................... 6
5.3 Control Interface ................................................................................................................................................................ 7
5.4 Digital Input ....................................................................................................................................................................... 8
5.5 Display Port........................................................................................................................................................................ 8
5.6 Miscellaneous Interface...................................................................................................................................................... 9
5.7 DDC Channel ..................................................................................................................................................................... 9
5.8 Power & Ground ................................................................................................................................................................ 9
5.9 MCU Interface.................................................................................................................................................................. 10
FLAT PANEL DISPLAY CONTROLLER
REALTEK
RTD2020
Product Brief
1
RTD2020
Rev.1.20

Related parts for RTD2020

RTD2020 Summary of contents

Page 1

... FLAT PANEL DISPLAY CONTROLLER This document contains introductory information pertaining to the Realtek RTD2020 Flat Panel Display Controller. Because there is proprietary and confidential information contained in the complete specifications, this brief is offered to those interested in the chip. For a more detailed description of the device, please contact your Realtek sales representative. ...

Page 2

... Frame shadowing and independent row shadowing ! Frame bordering and independent row bordering ! 4 channel 8-bits PWM output, and selectable PWM clock frequency ! Row-to-Row spacing to maintain constant display height ! Window alpha-blending effect Power & Technology ! 2.5V/3.3V power supply ! 0.25µm CMOS process; 208-pin PQFP package 2 RTD2020 Rev.1.20 ...

Page 3

... The embedded display pattern generator is a function for panel testing. Processing 24-bit RGB or 16-bit YUV input data streams, and conversion of input VGA signals to high resolution output, the RTD2020 implements a sophisticated scaling algorithm. This feature allows the RTD2020 to perform horizontal and vertical interpolation or replication and up & ...

Page 4

... Processing Chip Functional Block Diagram 4 TCON 5C 48D 5C 48D 48D 5C 24.576MHz Key-In Color Timing Control Built-In Build-In OSD OSD Color OSD MUX Flat Panel Display -- RTD2020 RTD2020 LCD Panel Row/Column Driver TTL Signal LCD Panel TMDS/LVDS LCD Panel Panel Driver Panel Rev.1.20 ...

Page 5

... VCCK 41 DABLU4 42 DABLU5 43 GNDIK 44 DABLU6 45 VCC3IO 46 DABLU7 47 GNDO 48 DAGRN0 49 DAGRN1 50 DAGRN2 51 DAGRN3 52 2002/11/12 Realtek RTD2020 RTD2020 Pin-Out Diagram 5 RTD2020 156 VCC3IO 155 EXT# 154 ADC_VDD 153 ADC_VDD 152 R 151 ADC_GND 150 ADC_GND 149 G 148 ADC_VDD 147 ADC_VDD 146 B 145 ADC_GND 144 ...

Page 6

... Analog Input from GREEN Channel Analog Input from RED Channel ADC Analog Power ADC Analog Ground 92 Reference Clock Input 93 Reference Clock Output 96 Test Pin 1 97 Test Pin 2 PLL Analog Power 101 PLL Analog Ground 6 Description Total: 17 Pins Description Total: 15 Pins RTD2020 Rev.1.20 ...

Page 7

... Serial Control I/F Chip Select GPIO_P3.4 / T0# 82 Serial Control I/F Clock GPIO_P3.5 / T1# 83 Serial Control I/F Data in GPIO_P3.6 84 Serial Control I/F Data out GPIO_P3.7 85 Controller’s IRQ# Output; GPIO_P3.1 / INT#1 86 PowerDown# for Controller GPIO_P3.0 87 (EXT#=0): RESET# for Controller; (EXT#=1): RESET# for MCU 7 RTD2020 Description Total: 7 Pins Rev.1.20 ...

Page 8

... Display Horizontal Sync; / TCON_6 70 Display Vertical Sync; / TCON_5 69 Display Data Enable; / TCON_4 Display A-port RED Data Display A-port GREEN Data Display A-port BLUE Data Display B-port RED Data Display B-port GREEN Data Display B-port BLUE Data 8 Description Total: 31 Pins Description Total: 52 Pins RTD2020 Rev.1.20 ...

Page 9

... In/out Test Pin for DCLK; / TCON_OCLK 166 PWM_0 Output 156 DDC Serial Control I/F Data Input DDC Serial Control I/F Data Output 161 DDC Serial Control I/F Clock VCC3IO: 9 157 GNDO: 9 159 VCCK: 9 198 GNDIK: 9 201 9 Description Total: 2 Pins Description Total: 2 Pins Description Total: 36 Pins RTD2020 Rev.1.20 ...

Page 10

... GPIO_P2.7 / PWM2 PowerDown# for Controller GPIO_P3.0 Controller’s IRQ# output; GPIO_P3.1 / INT1# 162 GPIO_P3.2 / INT0# 163 GPIO_P3.3 Serial control I/F chip select GPIO_P3.4 / T0# Serial control I/F clock GPIO_P3.5 / T1# Serial control I/F data in GPIO_P3.6 Serial control I/F data out GPIO_P3.7 10 Description Total: 46 pins (6 share) RTD2020 Rev.1.20 ...

Page 11

... Realtek Semiconductor Corp. Headquarters 1F, No. 2, Industry East Road IX, Science-based Industrial Park, Hsinchu, 300, Taiwan, R.O.C. Tel : 886-3-5780211 Fax : 886-3-5776047 WWW: www.realtek.com.tw 2002/11/12 11 RTD2020 Rev.1.20 ...

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