SDM-L738043NN-A0-S is a 4.3’ MCU screen. This product can be widely used in all kinds of smart home
appliances, industrial control, electronic instruments, testing equipment, charging equipment and other fields
of human-computer interaction occasions.
| 3.LCD DESCRIPTION | |||||||||||||
| No. | Item | Contents | Unit | ||||||||||
| 1 | LCD Size | 4,3 | Inch | ||||||||||
| 2 | Display Mode | IPS/Normally Black /Transmissive | / | ||||||||||
| 3 | Interface type | 24 bit RGB | / | ||||||||||
| 4 | Resolution | 480*272 | Pixels | ||||||||||
| 5 | Pixel Pitch | 0.198*0.198 | mm | ||||||||||
| 6 | Color Depth | 16,7 | M | ||||||||||
| 7 | Module Size (L*W*H) | 105.40*67.10*2.95mm | mm | ||||||||||
| 8 | Surface Luminance | 250(Typ.) | cd/m^2 | ||||||||||
| 4.ABSOLUTE MAXIMUM RATINGS | |||||||||||||
| Item | Symbol | Min. | Max. | Unit | |||||||||
| Module Power Supply Input Voltage | VDD | 5,0 | 5,5 | V | |||||||||
| Module Supply Current (Normal Temp.) | IVDD | – | TBD | mA | |||||||||
| Operation Temperature | Top | -20 | +70 | °C | |||||||||
| Storage Temperature | Tst | -30 | +80 | °C | |||||||||
| Humidity | RH | – | 90 | %RH | |||||||||
| 5.RELIABILITY TEST CONDITIONS | |||||||||||||
| No. | Test Item | Test condition | Inspection after test | ||||||||||
| 1 | High Temperature Storage Test | +80°C/72 hours | Inspection after 2~4 hours storage at room temperature, the sample shall be free from defects : 1.Current changing value before test and after test is 50% larger; 2. Function defect : Non-display,abnormal-d isplay 3.Visual defect : Glass crack. |
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| 2 | Low Temperature Storage Test | -30°C/72 hours | |||||||||||
| 3 | High Temperature Operating Test | +70°C/24 hours | |||||||||||
| 4 | Low Temperature Operating Test | –20°C/24 hours | |||||||||||
| 5 | Temperature Cycle Storage Test | –20°C ~ 25°C ~ +80°C/10 cycles | |||||||||||
| (30 min.) (10 min.) (30 min.) | |||||||||||||
| 6 | High Temperature High Humidity | +60°C*90% RH/48 hours | |||||||||||
| Test | |||||||||||||
| Frequency : 250 r/min | |||||||||||||
| 7 | Vibration Test | Amplitude : 1 inch | |||||||||||
| Time: 45 min | |||||||||||||
| Drop direction: | |||||||||||||
| 1 corner/3 edges/6 sides ,10 | |||||||||||||
| 8 | Drop Test | times | |||||||||||
| Packing | Drop height(cm) | ||||||||||||
| weight(kg) | |||||||||||||
| <11 | 80±1.6 | ||||||||||||
| 11≦G<21 | 60±1.2 | ||||||||||||
| 21≦G<31 | 50±1.0 | ||||||||||||
| 31≦G<40 | 40±0.8 | ||||||||||||
| 9 | ESD Test | Air discharge: ±8 KV, 10 times Contact discharge: ±4 KV, 10 times |
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| No. | Symbol | Description |
| 1 | GND | Ground |
| 2 | VDD | Power |
| 3 | BLE | LCD backlight signal |
| 4 | RS/A0 | Data or command pins (1: data read/write, 0: command read/write) |
| 5 | WR | Write the data control line to the LCD. |
| 6 | RD | Read the data control line from the LCD. |
| 7-22 | DB0-DB15 | 16 bit Bidirectional data bus |
| 23-24 | NC | No Connect |
| 25 | CS | Piece of optional signal |
| 26 | RST | Hardware resets the LCD signal |
| 27 | DISP_ON/NC | Display on/off |
| 28 | GND_TP/NC | TP Ground or No Connect |
| 29 | SCL_TP/NC | TP I2C or No Connect |
| 30 | SDA_TP/NC | TP I2C or No Connect |
| 31 | INT_TP/NC | TP Interrupt or No Connect |
| 32 | RST_TP/NC | TP RESET or No Connect |
| 33 | VLED- | Power for LED backlight |
| 34 | VLED- | Power for LED backlight |
| 35 | VLED+(5V) | Power for LED backlight |
| 36 | VLED+(5V) | Power for LED backlight |
| 37-40 | NC | No Connect |
| (1) HARDWARE PARAMETERS | ||
| Memory | 32Mb Video Memory | |
| Display Port | 16-bit MCU | |
| Power | 5V DC (Typ.) | |
| Power Consumption | TBD | |
| Size | 105.40*83.98*8.45mm | |
| Language | Default Chinese, support for multiple languages | |
| Weight | TBD | |