RTD2261W-GR RTD2271W-GR/ RTD2281W-GR 封装：LQFP128
批号：130622+
包装：660
数量：12200pcs 现货
可以长期，稳定供货！
REALTEK瑞昱视频，多媒体IC代理商-深圳市亿迈诚科技有限公司。
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网址：www.yimaichengkj.com
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RTD2261W-GR DATASHEET
RTD2271W-GR/ DATASHEET
RTD2281W-GR DATASHEET
封装：LQFP128
批号：130622+
包装：660
进口原装现货
长期稳定供应
技术方案板卡支持
REALTEK RTD2261W/2271W/2281W Series-GR
1
RTD 2261W/2271W/2281W Family
Dual-Input Display Controller
Brief Spec
Version: Draft
Last updated: 2010/5/20
REALTEK RTD2261W/2271W/2281W Series-GR
2
1. FEATURES ........................................................................................................................................................................3
2. ORDERING INFORMATION...........................................................................................................................................5
3. CHIP DATA PATH BLOCK DIAGRAM...........................................................................................................................6
4. PIN DIAGRAM..................................................................................................................................................................7
128 Pin QFP ............................................................................................................................................7
Table of Pin Assignment ............................................................................................................................8
5. ELECTRIC SPECIFICATION.........................................................................................................................................14
DC Characteristics ...................................................................................................................................14
6. MECHANICAL SPECIFICATION..................................................................................................................................15
REALTEK RTD2261W/2271W/2281W Series-GR
3
1. Features
General
Embedded 3 DDC with DDC1/2B/CI
Zoom scaling up and down
Embedded one MCU with SPI flash controller.
It contains 4 ADCs in key pad application
Require only one crystal to generate all timing.
Programmable internal low6voltage6reset (LVR)
High resolution 6 channels PWM output, and
wide range selectable PWM frequency.
Support input format up to FHD
Embedded 1.2V LDO
Crystal
27MHz/24MHz/14.318MHz
Analog RGB Input Interface
1 Analog input supported
Integrated 86bit triple6channel 210MHz
ADC/PLL
Embedded programmable Schmitt trigger of
HSYNC
Support Sync6On6Green (SOG) and various
kinds of composite sync modes
On6chip high6performance hybrid PLLs
High resolution true 64 phase ADC PLL
YPbPr support up to HDTV 1080p resolution
DVI 1.0 Compliant Digital Input Interface
with HDCP
Single link on6chip TMDS receiver
Long cable support to 1.65GHz
Adaptive algorithm for TMDS capability
Data enable only mode support
High6Bandwidth Digital Content Protection
(HDCP 1.1)
Enhanced protection of HDCP secret key
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 user6defined 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 non6linear 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 186bit panel color
depth enhancement
Dynamic overshoot6smear canceling engine
Brightness and contrast control
Programmable 106bit gamma support
Peaking/Coring function for video sharpness
VividColor
TM
Independent color management (ICM)
Dynamic contrast control (DCC)
Precise color management (PCM)
Image adaptive power saving (IAPS)
Output Interface
Fully programmable display timing generator
Flexible data pair swapping for easier system
design.
Programmable TCON function support
1 and 2 pixel/clock panel support and up to FHD
resolution. 135MHz for single LVDS. 210MHz
for dual LVDS.
LVDS 6output interface
Support 86bit LVDS output
Spread6Spectrum 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 multi6color RAM font, 1, 2 and 46bit per
pixel
64 color palette
Maximum 18 window with alpha6blending/
gradient / gradient target color / gradient reversed
color/ dynamic fade6in/fade6out, bordering/
shadow/3D window type
Rotary 90,180,270 degree
Independent row shadowing/bordering
Programmable blinking effects for each character
OSD6made internal pattern generator for factory REALTEK RTD2261W/2271W/2281W Series-GR
4
mode
Support 12x18~4x18 proportional font
Hardware decompression for OSD font
Support OSD scrolling
Support 2 independent font based OSD
Power Supply
3.3V REALTEK RTD2261W/2271W/2281W Series-GR
5
2. Ordering Information
Part No. VGA DVI HDCP OD FRC Max.
Resolution
Output PKG
RTD2281W6GR Yes (210MHz) Yes Yes No No 1920x1080 Dual-LVDS
QFP128
(green package)
RTD2271W6GR Yes (210MHz) Yes Yes No No 1680x1050 Dual-LVDS
QFP128
(green package)
RTD2261W6GR Yes (165MHz) Yes Yes No No 1440x900 Dual-LVDS
QFP128
(green package)
REALTEK RTD2261W/2271W/2281W Series-GR
6
3. Chip Data Path Block Diagram
Figure1
OS
D
OS
D
MC
U
MC
U
- -ADC ADC Bits Bits
IIC IIC
Scale Scale - -
Scale Scale - -Up Up
Cont. Cont.
Color Color - -
. .
DDC DDC
Flash Flash
ICM ICM
Y Y- -
VGA/YPbPr
Blending
OSD
Digital
Filter
MCU
TCON
LS - -ADC ADC 12 Bits Bits
PWMs
IIC IIC
Scale Scale - -
Down
Scale Scale - -Up Up
Cont. Cont.
Dithering LVDS
ADC
O-Gamma
Color Color - -
Conv . .
DDC DDC
Flash Flash
Controller
DCC
ICM ICM
Y Y- - Peaking DCR
iDither
Highlight
Window
DVI DVI
Bright.
PCM
8 10
10
10
10 10
14
FIFO
10
IAPS
8 REALTEK RTD2261W/2271W/2281W Series-GR
7
4. Pin Diagram
128 Pin QFP
(Pin 119 : Power on latch Pin )
(when AC Power On , Power on latch pin must be “High” ) REALTEK RTD2261W/2271W/2281W Series-GR
8
Table of Pin Assignment
Name Pin # Description Note
TMDS_VDD 1 TMDS power (3.3 V)
TMDS_REXT 2 Impedance Match Reference Resistor
For Scan mode,it should be pulled low
Scan mode:
SI[7:0] is assigned to {124~121,114~111}
SO[7:0] is assigned to {110~108,105~101}
SE is assigned to 100.
Ref value:
6.2 K ohm
N.C. 3 Not connected
N.C. 4 Not connected
N.C. 5 Not connected
N.C. 6 Not connected
N.C. 7 Not connected
N.C. 8 Not connected
N.C. 9 Not connected
N.C. 10 Not connected
TMDS_GND 11 TMDS ground
RX2P_1 12 TMDS Differential signal Input
RX2N_1 13 TMDS Differential signal Input
RX1P_1 14 TMDS Differential signal Input
RX1N_1 15 TMDS Differential signal Input
RX0P_1 16 TMDS Differential signal Input
RX0N_1 17 TMDS Differential signal Input
RXCP_1 18 TMDS Differential signal Input
RXCN_1 19 TMDS Differential signal Input
ADC_VDD33 20 Embedded ADC 3.3V (3.3 V)
AVS0 21 ADC vertical sync input 5V tolerance
even when
power6off
AHS0 22 ADC horizontal sync input
AVS0 and AHS0 could be used to select one
of three scan chain.
AHS0/AVS0:
2’b00: {i_chain[2:0], mcu_chain[1:0],
vbi_chain[2:0]}
2’b01: d_chain
2’b10: vdec_chain
Other are reserved
5V tolerance
even when
power6off
ADC_VDD12 23 ADC 1.2V Power (supplied by embedded
1.2V regulator)
(1.2V)
B06 24 Negative BLUE analog input (Pb6)
B0+ 25 Positive BLUE analog input (Pb+)
G06 26 Negative GREEN analog input (Y6)
G0+ 27 Positive GREEN analog input (Y+)
SOG0 28 Sync6On6Green
R06 29 Negative RED analog input (Pr6)
R0+ 30 Positive RED analog input (Pr+)
GPI/GPO 31 MCU GPI/GPO 3.3 V tolerance
GPI/GPO 32 MCU GPI/GPO 3.3 V tolerance
GPI/GPO 33 MCU GPI/GPO 3.3 V tolerance
GPI/GPO 34 MCU GPI/GPO 3.3 V tolerance
GPI/GPO 35 MCU GPI/GPO 3.3 V tolerance REALTEK RTD2261W/2271W/2281W Series-GR
9
GPI/GPO 36 MCU GPI/GPO 3.3 V tolerance
GPI/GPO 37 MCU GPI/GPO 3.3 V tolerance
ADC_GND 38 ADC ground
GPIO 39 MCU GPIO 5V tolerance
even when
power6off
GPIO 40 MCU GPIO 5V tolerance
even when
power6off
GPIO/ TCON[5] 41 MCU GPIO/TCON 5V tolerance
even when
power6off
GPIO/IICSCL 42 MCU GPIO/IIC BUS 5V tolerance
even when
power6off
GPIO/IICSDA 43 MCU GPIO/IIC BUS 5V tolerance
even when
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