首页 产品介绍 TFT 液晶模块 标准 TFT LCD 模块 WF28KTLAJDNT0

2.8寸 TFT LCD 240×320 (RTP)

型号 WF28KTLAJDNT0

►尺寸:2.8寸
►分辨率:240×320 dots
►视角:6H
►接口:SPI
►驱动IC:ST7789V
►控制板:无
►亮度(cd/m²):350
►铁框螺丝孔:无
►触控面板:电阻式触控面板(RTP)

产品叙述

WF28KTLAJDNT0是一款2.8寸直屏电阻式触控面板(RTP) TFT-LCD显示器模块,分辨率 240x320 像素。此模块内建 ST7789V 驱动IC,支持4线 SPI 接口,模拟电源电压(Vcc) 2.4V~3.6V;典型值3.3V。此款TFT表面为亮面,视角6点钟方向,灰阶反转12点钟方向。 WF28K系列直屏TFT-LCD模块,亮度350 nits(典型值),对比度500:1。模块工作温度范围-20°C~+70°C,储存温度范围 -30°C~+80°C,WF28K产品非常适用于迷你音响、MP4播放器、婴儿监控系统或防盗器设备等产品应用。

规格图

2.8 TFT SPI 240x320, 2.8 inch SPI Interface TFT Color Display - WF28KTLAJDNT0

产品规格

Pin功能定义

LCM PIN 定义

NO 符号 功能说明
1 GND Ground
2 VLED+ Anode of LED backlight.
3 VLED- Cathode of LED backlight.
4 GND Ground
5 VCC Power supply
6 RESET System reset pin. (RESX)
signal is active low
7 SDA When IM3: Low, SPI interface input/output pin.
When IM3: High, SPI interface input pin.
The data is latched on the rising edge of the SCL signal.
If not used, please fix this pin at VDDI or DGND level.
8 DCX(SCL) This pin is used to be serial interface clock.
DCX=’1’: display data or parameter.
DCX=’0’: command data.
If not used, please fix this pin at VDDI or DGND.
9 CSX Chip selection pin
Low enable.
High disable.
10 WRX(D/CX) Display data/command selection pin in 4-line serial interface.
Second Data lane in 2 data lane serial interface.
If not used, please fix this pin at VDDI or DGND.
11 GND Ground
12 SDO(DOUT) SPI interface output pin.
The data is output on the falling edge of the SCL signal.
If not used, let this pin open.
13 TE Tearing effect signal is used to synchronize MCU to frame memory
writing.
If not used, please let this pin open
14 IM3 The MCU interface mode select.
IM3 IM2 IM1 IM0 MPU Interface Mode Data pin
0 1 1 0 4-line 8bit serial I/F SDA: in/out
1 1 1 0 4-line 8bit serial I/F II SDA: in/SDO: out
15 GND Ground
16 XR Right electrode
17 YD Bottom electrode
18 XL Left electrode
19 YU Top electrode
20 GND Ground

规格说明

项目 规格 单位
显示尺寸(对角线) 2.8
点阵(分辨率) 240 x RGB x 320(TFT) dots
模块尺寸 50.0(W) x 69.2(H) x 3.48(D) mm
有效区域 43.2 x 57.6 mm
点间距 0.18 x 0.18 mm
LCD 类型 TFT, 白色, 透射式
接口 SPI
TFT驱动IC ST7789V或相容IC
视角 6点钟方向
灰阶反转 12点钟方向
长宽比 直屏
背光类型 LED, 白色
触控面板类型 RTP 电阻式触控面板
表面 亮面

最大绝对额定值

项目 符号 最小值 典型值 最大值 单位
工作温度 TOP -20 +70
储存温度 TST -30 +80

电气特性

项目 符号 最小值 典型值 最大值 单位
模拟电源电压 Vcc 2.4 3.3 3.6 V
LCM供电电流 Icc 6.7 10.0 mA
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