1.54 英寸 TFT LCD 模块 240x240 方形 IPS 显示屏
1.54‑Inch IPS TFT LCD Module

1.54 英寸 TFT LCD 模块 - 240×240 方形 IPS 显示屏

The 1.54″ TFT LCD module from JicTech features a square 240×240 IPS display with vivid colors and wide viewing angles. Designed for compact embedded systems, wearables, and handheld applications.

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概述

"(《世界人权宣言》) RT0154T41‑A2 is a 1.54‑inch IPS TFT LCD Module designed for applications that demand high brightness, excellent viewing angles, and interface flexibility. With its 240×240 RGB resolution, SPI + 16‑bit RGB dual interface, and integrated triple‑LED backlight, this module is suitable for industrial controls, handheld terminals, and consumer devices. The IPS panel ensures consistent color and clarity from all directions, while the compact form factor supports easy integration into space‑constrained designs.

主要功能

  • 1.54‑inch IPS TFT panel with wide viewing angles (80° typical in all directions)

  • High brightness: 300 cd/m² minimum, ensuring readability in varied lighting

  • High contrast ratio: 800:1 for vivid and sharp images

  • Dual interface: SPI + 16‑bit RGB for design flexibility

  • Compact module size: 30.62mm (W) × 33.91mm (H) × 1.85mm (T)

  • 驱动集成电路: ST7789V2

  • White LED backlight with 3 LEDs in parallel configuration

  • 工作温度: ‑20°C to +70°C

  • 符合 RoHS 标准

技术规格

类别参数符号最小类型最大单位说明
一般情况LCD Size––1.54 inch–––
面板类型––a‑Si TFT active matrix––IPS / Normally Black
决议––240 (RGB) × 240–像素–
显示颜色––65K–colors–
活动区域––27.72 × 27.72–毫米–
像素间距––0.1155 × 0.1155–毫米–
Module Size––30.62 × 33.91 × 1.85–毫米Tolerance ±0.1mm (H,V) ±0.2mm (T)
Viewing Direction––All directions–––
驱动集成电路––ST7789V2–––
界面––SPI + 16‑bit RGB–––
背光––3 White LEDs (parallel)–––
Absolute Ratings工作温度Top‑20–+70°C–
存储温度Tst‑30–+80°C–
HumidityRH––90% (max 60°C)RH–
电气Analog Supply VoltageVDD2.4–3.3V–
逻辑电源电压VDDI1.65–3.3V–
Input High VoltageVIH0.7VDD–VDDV–
Input Low VoltageVILVSS–0.3VDDV–
Output High VoltageVOHVDD‑0.4–VDDV–
Output Low VoltageVOLVSS–VSS+0.4V–
LED Forward VoltageVf2.83.03.2VIf=60mA total
LED Current (per LED)If–20–毫安Constant current drive
光学对比度CR(700)(900)––Typical 800:1
亮度（白）Lv300––cd/m²Center, normal view
Luminance UniformityδWHITE80––%–
响应时间Tr+Tf–3040毫秒–
Viewing Angle (CR≥10)θ–80–deg3, 6, 9, 12 o’clock
NTSC RatioS––48%––
White Chromaticity (x)Wx待定待定待定–CIE1931 (center)
White Chromaticity (y)Wy待定待定待定–CIE1931 (center)
可靠性High Temp Storage–80°C, 48h––––
Low Temp Storage–‑30°C, 48h––––
高温运行–70°C, 48h, powered––––
低温运行–‑20°C, 48h, powered––––
热冲击–‑20°C ↔ +70°C, 10 cycles––––
ESD 保护–±6kV (air), ±4kV (contact)––––
质量AQL (Major Defects)––0.65––MIL‑STD‑105E Level II
AQL (Minor Defects)––1.5–––
Lifetime (MTTF)––20,000 hours––Normal conditions

Interface Pinout (LCM Port – 40‑pin)

针脚符号输入/输出说明
1LED_APLED anode (backlight)
2LED_KPLED cathode (backlight)
3,4,24,30,35,38‑40GNDPSystem ground
5,6VDDIPI/O voltage supply (1.65‑3.3V)
7SDOOSPI data output
8‑23DB15‑DB0输入/输出16‑bit RGB data bus
25SDA输入/输出SPI data input
26DOTCLKIDot clock (RGB interface)
27ENABLEIData enable (RGB interface)
28HSYNCIHorizontal sync (RGB interface)
29VSYNCIVertical sync (RGB interface)
31WRXIWrite signal (4‑line serial interface)
32DCXIData/command selection (SPI)
33CSXI芯片选择（低电平有效）
34RESXISystem reset
36,37VDDPAnalog power supply

Note: Interface logic levels are referenced to VDDI and GND.

应用

  • Industrial HMI and control panels

  • Portable medical and test equipment

  • Handheld terminals and scanners

  • 消费电子产品显示器

  • IoT and embedded display solutions

  • Educational and interactive devices

  • POS and kiosk systems

可靠性和质量保证

  • Extended environmental testing (temperature, humidity, thermal shock, ESD)

  • High‑standard inspection per MIL‑STD‑105E

  • 20,000‑hour minimum operational lifetime

  • IPS technology ensures consistent viewing performance over time

Packaging & Handling Notes

  • Modules are shipped in anti‑static, moisture‑protective packaging.

  • Store in conditions of 25±10°C, 40±20% RH, away from direct light.

  • ESD precautions must be observed during handling.

  • Avoid mechanical stress, bending, or impacts to the glass panel.

为什么选择 JicTech？

JicTech combines advanced IPS display technology with stringent manufacturing controls to deliver bright, reliable, and flexible TFT modules. With wide viewing angles, high brightness, dual‑interface support, and robust environmental ratings, the RT0154T41‑A2 is a dependable choice for professional and industrial display applications.

 

Ready to integrate a bright, flexible display into your project? Contact us today for samples, pricing, and technical support!

 

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