April., 2019-English www.winstar.com.tw
 
Winstar Newsletter 2018
Issue No. 122
 
Contents
1) Exhibition News: DMEMS 2019 in CA USA
2) WF52ASZFSDHGV: 5.2" For HDMI Signal PCAP Bar TFT (For Raspberry PI Series)
3) 7 inch LVDS TFT-LCD WF70A7TIAHLNN0
4) Comparison of WF70A7TIAHLNN0 & WF70BTIAHLNN0

 

 

Exhibition News: DMEMS 2019 in CA USA

Winstar Display will present a full range of display technology highlights on its booth No.629 at the Del Mar Electronics & Manufacturing Show in San Diego, CA. This Expo will be held from May 1st to May 2nd, 2019 in Del Mar Fairgrounds. The booth will contain live demonstrations of our solution areas for TFT displays, OLED displays, LCD displays and Custom design solution. You are more than welcome to visit the Winstar booth at the DMEMS 2019 exhibition to learn more about the latest innovations on show and our wide range of alternative display solutions. Look forward to seeing you there on booth no. 629.

►DMEMS, Del Mar Electronics & Manufacturing Show 2019
►Date : May 1st 2019 (10AM–5PM) to May 2nd 2019 (10AM–3PM)
►Location : Del Mar Fairgrounds, San Diego, CA, USA
►Booth No. #629
http://www.manufacturing.show/

 

Exhibition News: DMEMS 2019 in CA USA - Winstar Display

 

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WF52ASZFSDHGV: 5.2" For HDMI Signal PCAP Bar TFT (For Raspberry PI Series)

WF52ASZFSDHGV is a 5.2” O-Film Bar Type TFT LCD module having resolution 480x128 with Projected Capacitive Touch Screen (PCAP); this TFT LCD with PCAP module only supports Raspberry Pi series. WF52ASZFSDHGV is built in with TFP401 Controller IC convert signal to support HDMI signal interface, as to the PCAP (CTP) IC is GT911, its I2C interface convert to USB; CTP firmware version 0x99. WF52A for Raspberry PI series is also available for Resistive Touch Screen (RTP) or without Touch Screen options. Please note WF52ASZFSDHGV is only working with Raspberry Pi1 ~ Pi3/Pi3B/Pi3B+. If the customer needs to use other Raspberry Pi version which is not mentioned in the above list. Please contact us for a special module part number.

The supply voltage for LCM (VDD) of WF52ASZFSDHGV is typical value 5V. It is featured with Glare surface panel and O-Film, View Direction 6 o'clock, Gray scale inversion 12 o'clock, brightness 600 ~700 nits. It can be operating at temperatures from -20 ℃ to +70 ℃ and storage temperatures from -30 ℃ to +80 ℃.

WF52ASZFSDHGV Dimension
Size 5.2 inch
Dot Matrix 480 x 3(RGB) x 128
Module dimension 180.0 x 75.8 x 23.94 mm
Active area 127.152 x 33.9072 mm
Dot pitch 0.0883 x 0.2649 mm
LCD type TFT, Normally White, Transmissive
View Direction  6 o'clock
Gray Scale Inversion Direction 12 o'clock
Aspect Ratio Bar Type
Backlight Type LED, Normally White
Controller IC TFP401
Interface  HDMI
Touch Panel PCAP / RTP Option
CTP IC GT911 or equivalent
CTP Interface USB
CTP FW Version: 0x99
Surface Glare
WF52ASZFSDHGX

WF52ASZFSDHGX

 

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7 inch LVDS TFT-LCD WF70A7TIAHLNN0

WF70A7TIAHLNN0 is a color TFT LCD with 1024x600 resolution, diagonal size 7 inch. This TFT LCD model is built in with EK79001HE and EK73215BCGA driver ICs. WF70A7TIAHLNN0 supports LVDS interface; it's available for Resistive Touch Screen (RTP) and Projected Capacitive Touch Screen (CTP) optional, as well as high brightness option. WF70A7TIAHLNN0 is an alternative item to replace WF70BTIAHLNN0 which adopted CPT (Chunghwa Picture Tubes Ltd) EOL TFT panel. Comparing WF70A7TIAHLNN0 and WF70BTIAHLNN0, the outline dimension, backlight, FPC pinout, interface, pin assignment, electrical characteristics and optical characteristics are all the same. The next page have the comparison info. as reference.

The power voltage (DVDD) of WF70A7TIAHLNN0 is from 3.0V to 3.6V, typical value 3.3V. It is featured with Anti-Glare surface panel, view direction 12 o'clock, gray scale inversion 6 o'clock, and aspect ratio 16:9, brightness 500 nits ~ 600 nits. It can be operating at temperatures from -20 ℃ to +70 ℃ and storage temperatures from -30 ℃ to +80 ℃.

WF70A7TIAHLNN0 Dimension
Size 7 inch
Dot Matrix 1024 x RGB x 600(TFT)
Module dimension 164.8(W) x 99.8(H) x 5.65(D) mm
Active area 154.2144 x 85.92 mm
Dot pitch 0.1506 x 0.1432 mm
LCD type TFT, Normally White, Transmissive
View Direction  12 o'clock
Gray Scale Inversion Direction 6 o'clock
Aspect Ratio 16:9
Driver IC EK79001HE+EK73215BCGA
Backlight Type LED, Normally White
With /Without TP Without TP
Interface LVDS
Surface Anti-Glare
WF70A7TIAHLNN0

WF70A7TIAHLNN0-spec

 

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Comparison of WF70A7TIAHLNN0 & WF70BTIAHLNN0

Below is the comparison of WF70A7TIAHLNN0 and WF70BTIAHLNN0 on electrical characteristics, optical characteristics and power on gray scale image as reference. Only the grayscale shade has a little variation, but it doesn’t affect any function. Please check below for more details. 

WF70A7TIAHLNN0

WF70BTIAHLNN0

Electrical Characteristics:  
Typical Operation Conditions
Item Symbol Values Unit
Min. Typ. Max.
Power voltage DVDD 3.0 3.3 3.6 V
AVDD 9.4 9.6 9.8 V
VGH 17 18 19 V
VGL -6.6 -6.0 -5.4 V
Input signal voltage VCOM 3.1 3.3 3.6 V
Input logic high voltage VIH 0.7 DVDD - DVDD V
Input logic low voltage VIL 0 - 0.3 DVDD V
Typical Operation Conditions
Item Symbol Values Unit
Min. Typ. Max.
Power voltage DVDD 3.0 3.3 3.6 V
AVDD 9.4 9.6 9.8 V
VGH 17 18 19 V
VGL -6.6 -6.0 -5.4 V
Input signal voltage VCOM 3.1 3.3 3.6 V
Input logic high voltage VIH 0.7 DVDD - DVDD V
Input logic low voltage VIL 0 - 0.3 DVDD V
Optical Characteristics:  
Item Symbol Condition. Min Typ. Max. Unit
Response time Tr θ=0°、Φ=0° - 25 40 .ms
Tf
Contrast ratio CR At optimized
viewing angle
600 800 - -
Color Chromaticity White Wx θ=0°、Φ=0 0.26 0.31 0.36 -
Wy 0.28 0.33 0.38 -
Viewing angle
(Gray Scale Inversion
Direction)
Hor. ΘR CR≧10 70 80 - Deg.
ΘL 70 80 -
Ver. ΦT 50 60 -
ΦB 60 70 -
Brightness - - 500 600 - cd/m2
Uniformity (U) - 70 - - %
Item Symbol Condition. Min Typ. Max. Unit
Response time Tr θ=0°、Φ=0° - 25 40 .ms
Tf
Contrast ratio CR At optimized
viewing angle
600 800 - -
Color Chromaticity White Wx θ=0°、Φ=0 0.26 0.31 0.36 -
Wy 0.28 0.33 0.38 -
Viewing angle
(Gray Scale Inversion
Direction)
Hor. ΘR CR≧10 70 80 - Deg.
ΘL 70 80 -
Ver. ΦT 50 60 -
ΦB 60 70 -
Brightness - - 500 600 - cd/m2
Uniformity (U) - 70 - - %
Gray Scale Image:  
WF70A7TIAHLNN0 WF70BTIAHLNN0

 

 

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