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Yousee Display module TFT LCD YX35031A

Yousee Display module TFT LCD YX35031A
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Yousee Display module TFT LCD YX35031A

Product catalog summary
General Specifications
The YX35031A display module by Shenzhen Yousee Technology Co., Ltd. features a 3.5-inch a-si TFT display with a resolution of 480(RGB)×640 and a pixel pitch of 0.111x0.111 mm. It has an anti-glare surface treatment and dimensions of 64.00x85.00x3.00 mm. The interface is RGB18 bit + SPI, supporting 262K colors, and uses the HX8363A driver IC.
Input/Output Terminals
The document specifies the pin configuration for power supply, ground, RGB data signals, and control functions for synchronization and reset.
Absolute Maximum Ratings
Maximum ratings include a power voltage range of -0.3 to 4.6 V, operating temperature from -20 to 70°C, and storage temperature from -30 to 80°C.
Electrical Characteristics
The power supply voltage is 3.00 to 3.30 V. Details on input/output signal voltage levels and backlight driving conditions, including forward current and voltage, are provided.
Interface Timing
Describes serial interface characteristics, data transfer protocols, and timing for RGB interfaces, reset input, and power on/off sequences.
Optical Characteristics
Measured at 25°C, the display has viewing angles of 80 degrees in all directions, a contrast ratio of 400 to 500, a response time of 25 to 35 ms, and luminance of 250 to 300 cd/m².
Environmental/Reliability Test
Includes high/low temperature storage and operation, humidity, and thermal shock tests, ensuring no functional or appearance abnormalities.
Quality Assurance
Outlines quality assurance standards, inspection methods, defect classification, and handling procedures for nonconforming products. Specifies an AQL of 0.65 for major defects and 2.5 for minor defects.
Test Conditions
Tests are conducted under specific lighting, viewing distance, temperature, and humidity conditions.
Inspection Standards
Adheres to AQL standards using MIL-STD-105E, Level II, single sampling. Major defects include short circuits and LC leakage; minor defects include color deviation and scratches.
Defect Criteria
Dot defects are categorized into white and black, with limits on defect counts. Combined defects are not allowed within 5mm of each other.
Handling Precautions
LCD panels are fragile and should be handled carefully to avoid mechanical shock and static damage. Proper cleaning and handling procedures are specified.
Storage and Transportation
Store away from direct sunlight and within specified temperature and humidity ranges. Avoid shocks, pressure, and exposure to water or sunlight during transportation.
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Catalog excerpts

Yousee Display module TFT LCD YX35031A-1

深圳市宇锡科技有限公司 SHENZHEN YOUSEE TECHNOLOG CO., LTD DISPLAY SPECIFICATION Product NO: (产品型号) Customer : (客 户) APPROVED BY CUSTOMER 客户签署栏 Approved by Remark 审核 备注 APPROVED BY YOUSEE 宇锡签署栏 Checked by 检查 电 子 结 构 深圳市宇锡科技有限公司 Shenzhen Yousee Technology Co.,Ltd 邹长城 LONG Tel:15818552076 E-mail: [email protected]

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Yousee Display module TFT LCD YX35031A-2

Shenzhen Yousee Technology Co., Ltd Product Specification

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Yousee Display module TFT LCD YX35031A-3

Shenzhen Yousee Technology Co., Ltd Product Specification

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Yousee Display module TFT LCD YX35031A-4

Shenzhen Yousee Technology Co., Ltd Product Specification 1 General Specifications Feature Note 1: Viewing direction for best image quality is different from TFT definition. There is a 180 degree shift. Note 2: Requirements on Environmental Protection: Q/S0002 Note 3: LCM weight tolerance: ± 5%

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Yousee Display module TFT LCD YX35031A-5

Shenzhen Yousee Technology Co., Ltd Product Specification 2 Input/Output Terminals 2.1 TFT LCD Panel

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Yousee Display module TFT LCD YX35031A-6

Shenzhen Yousee Technology Co., Ltd Product Specification Notel: I/O definition: I—Input O—Output P-—Power/Ground

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Yousee Display module TFT LCD YX35031A-7

Shenzhen Yousee Technology Co., Ltd Product Specification 3 Absolute Maximum Ratings 3.1 Driving TFT LCD Panel

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Yousee Display module TFT LCD YX35031A-8

Shenzhen Yousee Technology Co., Ltd Product Specification 4 Electrical Characteristics 4.1 Driving TFT LCD Panel

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Yousee Display module TFT LCD YX35031A-9

Shenzhen Yousee Technology Co., Ltd Product Specification Notel: The LED driving condition is defined for each LED channel. Note2: Under LCM operating, the stable forward current should be inputted. And forward voltage is for reference only. Note3: Optical performance should be evaluated at Ta=25°C only If LED is driven by high current, high ambient temperature & humidity condition. The life time of LED will be reduced. Operating life means brightness goes down to 50% initial brightness. Typical operating life time is estimated data. Note4: The LED driving condition is defined for each LED module....

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Yousee Display module TFT LCD YX35031A-10

Shenzhen Yousee Technology Co., Ltd Product Specification Block Diagram CD module diagram Shenzhen Yousee Technology Co., Ltd Product Specification

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Yousee Display module TFT LCD YX35031A-11

Shenzhen Yousee Technology Co., Ltd Product Specification 5 INTERFACE TIMING5.1 Serial Interface Characteristics(3-Pin serial) Parameter

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Yousee Display module TFT LCD YX35031A-12

Shenzhen Yousee Technology Co., Ltd Product Specification 5.2 Serial Data Transfer Interface The 3-Pin serial data packet contains a control bit DNC and a transmission byte. If DNC is low, the transmission byte is command byte. If DNC is high, the transmission byte is stored to command register. The MSB is transmitted first. The serial interface is initialized when NCS is high. In this state, SCL clock pulse or SDI/SDO data have no effect. A falling edge on NCS enables the serial interface and indicates the start of data transmission. Serial Interface protocol 3 wire serial interface (write mode)...

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Yousee Display module TFT LCD YX35031A-13

Shenzhen Yousee Technology Co., Ltd Product Specification 5.3 RGB Interface Characteristics5.3.1 Vertical timing for RGB I/F Item

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Yousee Display module TFT LCD YX35031A-14

Shenzhen Yousee Technology Co., Ltd Product Specification 5.3.2 Horizontal timing for RGB I/F Item

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Yousee Display module TFT LCD YX35031A-15

Shenzhen Yousee Technology Co., Ltd Product Specification

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Yousee Display module TFT LCD YX35031A-16

Shenzhen Yousee Technology Co., Ltd Product Specification 5.4 Reset Input Timing Note : (1).Spike due to an electrostatic discharge on NRESET line does not cause irregular system reset according to the table below: (2) Spike Rejection also applies during a valid reset pulse as shown below: (3)It is necessary to wait 5msec after releasing NRESET before sending commands. Also Sleep Out command cannot be sent for 120msec.

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Yousee Display module TFT LCD YX35031A-17

Shenzhen Yousee Technology Co., Ltd Product Specification 5.5 Power ON/OFF Timing

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Yousee Display module TFT LCD YX35031A-18

Shenzhen Yousee Technology Co., Ltd Product Specification

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Yousee Display module TFT LCD YX35031A-19

Shenzhen Yousee Technology Co., Ltd Product Specification Test Conditions: 1. Vf=19.2V, IF=20mA (One LED channel), the ambient temperature is 25C. 2. The test systems refer to Note 1 and Note 2.

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Yousee Display module TFT LCD YX35031A-20

Shenzhen Yousee Technology Co., Ltd Product Specification Note 1: Definition of optical measurement system. The optical characteristics should be measured in dark room. After 5 minutes operation, the optical properties are measured at the center point of the LCD screen. All input terminals LCD panel must be ground when measuring the center area of the panel. Photo detector Item Contrast Ratio Luminance TFT-LCD Module Chromaticity Lum Uniformity Response Time Photo detector Note 2: Definition of viewing angle range and measurement system. viewing angle is measured at the center point of the LCD...

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Yousee Display module TFT LCD YX35031A-21

Shenzhen Yousee Technology Co., Ltd Product Specification Note 3: Definition of contrast ratioLuminance measured when LCD is on the" White" state Contrast ratio (CR) = -;--—;-———-;————- “White state “:The state is that the LCD should be driven by Vwhite. “Black state”: The state is that the LCD should be driven by Vblack. Vwhite: To be determined Vblack: To be determined. The response time is defined as the LCD optical switching time interval between “White” state and “Black” state. Rise time (TON) is the time between photo detector output intensity changed from 90% to 10%. And fall time (TOFF)...

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Yousee Display module TFT LCD YX35031A-22

Shenzhen Yousee Technology Co., Ltd Product Specification Note 6: Definition of Luminance Uniformity Active area is divided into 9 measuring areas (Refer Fig. 2). Every measuring point is placed at the center of each measuring area. Luminance Uniformity (U) = Lmin/ Lmax L-------Active area length W----- Active area width Fig. 2 Definition of uniformity Lmax: The measured maximum luminance of all measurement position. Lmin: The measured minimum luminance of all measurement position. Note 7: Definition of Luminance: Measure the luminance of white state at center point.

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Yousee Display module TFT LCD YX35031A-23

Shenzhen Yousee Technology Co., Ltd Product Specification 7 Environmental / Reliability Test Item Functions, performance, appearance, etc. shall be free from remarkable deterioration within 50,000 hours under ordinary operating and storage conditions room temperature (25±10°C), normal humidity (45±20% RH), and in area not exposed to direct sun light. (Life time of backlight, please refer to Data about backlight.) For the final test the testing sample must be stored at room temperature for 24 hours, after the tests listed in up Table, Standard specifications for Reliability have been executed...

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