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Description:
TST1540HVBS-02 is a 1.54 inch square tft lcd module in 320x320 resolution, it is MIPI in 24 pins, and could be customed for other pinmap. Standard brightness is 280 nits. It is suitable for indoor application, such as smart watch, thermostat control display, hybrid recorders, temperature measurement device etc. Backlight current is 60mA and backlight voltage is 3.2V, with 3 backlight LEDs. This 1.54 inch TFT LCD module is designed with ST7796S, viewing direction is all o'clock, color depth is 16.7M, white backlight and transmissive type.
Drawing:
Specifications:
| General Specification | ||
| Part No. | TST1540HVBS-02 | |
| Outline Dimension(mm) |
31.82x33.87x1.8 |
|
| Active Area(mm) | 27.744x27.744 | |
| Resolution(dots) | 320x320 | |
| Operating temperature(°C) | -20 ~ +70°C | |
| Storage temperature(°C) | -30 ~ +80°C | |
| Number of Pixel(pixels) | 320(H)xRGBx320(V) | |
| Touch panel | w/o CTP | |
| Driver IC | ST7796S | |
| Pixel arrangement | RGB-stripe | |
| Display mode | Normally black, IPS, 1.54 inch TFT | |
| Surface treatment | Antiglare | |
| View direction | All |
|
| Weight(g) | TBD | |
| Power Consumption(w) | Panel | TBD(Typ.) |
| B/L system | TBD(Typ.) | |
| Interface | MIPI 1 lane |
|
| Module lifetime(Hours) | 30,000-40,000 | |
| Pins Description | ||
| Pin No. | Symbol | Description |
| 1 | VBAT(+) | Backlight A Aothod input pin. |
| 2 | ISINK0(-) | Backlight K Cathode input pin. |
| 3 | ISINK1(-) | Backlight K Cathode input pin. |
| 4 | ISINK2(-) | Backlight K Cathode input pin. |
| 5 | GND | System Ground. (0V) |
| 6 | WR | Write signal input pin |
| 7 | LPTE(TE) | Tearing effect output. If not use, have this pin open. |
| 8 | VIO18(1.8) | Power supply 1.8V |
| 9 | VIO18(2.8) | Power supply 2.8V |
| 10 | LSRSTB(RST) | This signal will reset the device and it must be applied to properly to initialize the chip. Signal is active low. |
| 11 | GND | Ground system. |
| 12 | TDP0 | -Positive polarity of low voltage differential data signal. - Leave the pin to open when not in use. |
| 13 | TDN0 | -Negative polarity of low voltage differential data signal. - Leave the pin to open when not in use. |
| 14 | GND | Ground system. (0) |
| 15 | TCP | - Positive polarity of low voltage differential clock signal. - Leave the pin to open when not in use. |
| 16 | TCN | - Negative polarity of low voltage differential clock signal. - Leave the pin to open when not in use. |
| 17-23 | NC | No connect. |
| 24 | GND | Ground system. (0) |
Applications:
This small square lcd display is suitable for thermostat control display, hybrid recorders, temperature measurement device.
Product Features:
TST1540HVBS-02 is a square TFT display module, It is transmissive type, normally black lcd glass. The resolution is 320x320, viewing direction is free. It is matched with ST7796S driver IC and interface is MIPI 1 lane channel, the operating voltage is 3.3V.
It is with black cover lens, backlight is 280 nits and 3 LEDs in 60mA and 3.2V. Operating temperature is -20/+70℃, storage temperature is -30/+80℃, max storage humidity is 60℃ 90%.
