SF-TC240H-8269B-T SPECIFICATION (2019-12-12) _20...
Description
SAEF TECHNOLOGY SF-TC240H-8269B-T is a IPS type TFT LCD display with a diagonal size of 2.4 inches. Its display resolution is 240x320 QVGA, and due to the use of IPS technology, the product has an 80 degree viewing angle from any direction. The external dimensions of this product are 60.26 * 42.72 * 3mm, using ST7789V driver IC and MCU interface. The working temperature range of this product is -20 ° C to+70 ° C, which can meet the requirements of the vast majority of product applications. This product is equipped with a resistive touch screen (RTP), which is more convenient to use and provides a very good user experience.
Feature
Type: | 2.4 Inch TFT IPS LCD |
Display Size: | 60.26 * 42.72 * 3mm |
Place of Origin: | Guangdong, China |
Brand Name: | SAEF display |
Brightness: | 800 nits |
resolution ratio: | 240X320 |
interface type: | MCU |
Operating Voltage: | 2.8V |
Viewing Angle: | All Viewing Angles |
Backlight: | four LED lights |
Controller IC: | ST7789 |
Operating Temperature: | -20°C-+70°C |
Storage Temperature: | -30°C-+80°C |
Application
This 2.4” TFT LCD module is widely used in remote control, medical handheld device, small measuring instrument, analyzers, smart watch, wearable devices, etc.
Drawing
PIN Description
NO. | PIN NAME | I/O | Description |
1 | LED_K | O | LED Cathode |
2 | LED_A | O | LED Anode |
3 | GND | I | Ground |
4 | VCC | I | Power Supply 2.8V Voltage |
5 | IOVCC | I | Power Supply 2.8V/1.8V Voltage |
6 | FMARK | O | Tear effect output pin |
7 | /CS | I | Input pin for chip selection signal |
8 | RESET | I | LCM Reset input signal |
9 | RS | I | Register select signal |
10 | /WR | I | Write strobe signal input pin |
11 | /RD | I | Read strobe signal input pin |
12 | GND | I | Ground |
13-20 | DB7-DB0 | I/O | Display Data I/O |
21 | GND | I | Ground |
22 | XR | O | Touch Panel Pin |
23 | YD | O | Touch Panel Pin |
24 | XL | O | Touch Panel Pin |
25 | YU | O | Touch Panel Pin |
Maximun Absolute Limit
Item | Symbol | Value | Unit |
Power supply voltage for logic | VDD | 1.6~3.3 | V |
Input voltage | Vin | VDD+0.3 | V |
Operating temperature | Topr | -20 to 70 | °C |
Storage temperature | Tstg | -30 to 80 | °C |
LED Backlight specifications
Item | Symbol | MIN | TYP | MAX | UNIT | Test |
Supply Voltage | Vf | 3.0 | 3.2 | 3.4 | V | If=80mA |
Supply Current | If | - | 80 | - | mA | - |
Reverse Voltage | Vr | - | - | 5 | V | - |
Power dissipation | Pd | - | - | mW | - | |
Luminous Intensity for LCM | | - | 800 | - | Cd/m2 | If=80mA |
Uniformity for LCM | - | 80 | - | - | % | If=80 mA |
Backlight Color | White |
Resistive Touchscreen Specifications
Item | Symbol | Min. | Type. | Max. | unit | Remark |
TransParency | - | - | 82 | - | % | JIS K-7105 |
Haze | - | - | 1 | - | % | JIS K-7105 |
Hardness Of Surface | - | - | 3 | - | H | 150gf 45° |
FPC Peeling Strength | - | 5 | - | N | Upward 90° | |
FPC Bending | - | - | 3 | - | cycle | R=1.0, 90° |
Input Force | - | - | 50 | gf | - | |
Rated Voltage | V touch | 7 | V | DC | ||
X-axis Resistance | Rx | 300 | 900 | FPC PIN | ||
X-axis Resistance | Ry | 200 | 500 | |||
Linearity | - | - | ±1.5 | ±2.0 | % | - |
Chattering | - | - | - | 20 | ms | - |
Insulation Resistance | Ri | 10 | - | - | MΩ | - |
Notes Life | - | 100,000 | - | - | Times | - |
Input Life | - | 1,000,000 | - | - | Times | - |
Optical Characteristics
No. | ITEM | Symbol | Conditions | Specification | Unit | |||
Min | Typ | Max | ||||||
1 | Response Time | Tr+Tf | 25℃ | - | 15 | - | Ms | |
2 | Transmittance (With PL) | T(%) | - | - | 7.1 | - | - | |
3 | Contrast Rate | Cr | θ=0, | - | 250 | - | - | |
4 | Viewing | Hor. | θR | CR>10 | - | 80 | - | Deg |
θL | - | 80 | - | |||||
Ver. | Θ+ | - | 80 | - | ||||
Θ- | - | 80 | - |
Product Photo
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