产品叙述
WF70A7TIAHLNN0是一款7寸彩色TFT-LCD显示器模块,分辨率为1024x600 pixels。此款模块内置EK79001HE 及EK73215BCGA driver ICs,模块支持LVDS 接口。WF70A7型号提供电阻式触控面板 (RTP) 与电容式触控面板 (PCAP)可供选择,同时WF70A7也有高亮型号可供客户选用。WF70A7TIAHLNN0是WF70BTIAHLNN0的替代方案,WF70BTIAHLNN0采用华映公司的TFT面板,目前供货状况不明确,WF70BTIAHLNN0华凌已经EOL,请客户改用WF70A7TIAHLNN0。
WF70A7 型号的模块工作电压范围3V ~3.6V,典型值3.3V,WF70A7采用雾面玻璃,视角12点钟方向,灰阶反转6点钟方向,屏幕长宽比为16:9,亮度是500-600 nits 。此款模块的工作温度是-20℃ 至 +70℃,储存温度为 -30℃ 至 +80℃,WF70A7 TFT型号适用于各类工控产品应用显示器。
规格图
产品规格
Pin功能定义
Pin No. | 符号 | 输入/输出 | 功能说明 |
---|---|---|---|
1 | VCOM | P | Common Voltage |
2 | VDD | P | Digital circuit |
3 | VDD | P | Digital circuit |
4 | NC | --- | No connection |
5 | Reset | I | Global reset pin |
6 | STBYB | I | Standby mode, Normally pulled high STBYB = “1”, normal operation STBYB = “0”, timing controller, source driver will turn off, all output are High-Z |
7 | GND | P | Ground |
8 | RXIN0- | I | Negative LVDS differential data input |
9 | RXIN0+ | I | Positive LVDS differential data input |
10 | GND | P | Ground |
11 | RXIN1- | I | Negative LVDS differential data input |
12 | RXIN1+ | I | Positive LVDS differential data input |
13 | GND | P | Ground |
14 | RXIN2- | I | Negative LVDS differential data input |
15 | RXIN2+ | I | Positive LVDS differential data input |
16 | GND | P | Ground |
17 | RXCLKIN- | I | Negative LVDS differential clock input |
18 | RXCLKIN+ | I | Positive LVDS differential clock input |
19 | GND | P | Ground |
20 | RXIN3- | I | Negative LVDS differential data input |
21 | RXIN3+ | I | Positive LVDS differential data input |
22 | GND | P | Ground |
23 | NC | --- | No connection |
24 | NC | --- | No connection |
25 | GND | P | Ground |
26 | NC | --- | No connection |
27 | DIMO | O | Backlight CABC controller signal output |
28 | SELB | I | 6bit/8bit mode select H:6bit / L:8bit |
29 | AVDD | P | Power for Analog Circuit |
30 | GND | P | Ground |
31 | LED- | P | LED Cathode |
32 | LED- | P | LED Cathode |
33 | L/R | I | Horizontal inversion |
34 | U/D | I | Vertical inversion |
35 | VGL | P | Negative power for TFT |
36 | GND | P | Ground |
37 | GND | P | Ground |
38 | VGH | P | Positive power for TFT |
39 | LED+ | P | LED Anode |
40 | LED+ | P | LED Anode |
规格说明
项目 | 规格 | 单位 |
---|---|---|
显示尺寸(对角线) | 7.0 | 寸 |
点阵(分辨率) | 1024 × RGB × 600(TFT) | dots |
模块尺寸 | 164.8(W) × 99.8(H) × 5.65(D) | mm |
有效区域 | 154.2144 × 85.92 | mm |
点间距 | 0.1506 × 0.1432 | mm |
LCD类型 | TFT, 正常白, 透射式 | |
视角 | 12点钟方向 | |
灰阶反转 | 6点钟方向 | |
长宽比 | 16:9 | |
驱动IC | EK79001HE + EK73215BCGA | |
背光类型 | LED, 正常白 | |
触控面板类型 | 无触控面板 | |
接口 | LVDS | |
表面 | 防眩光 (Anti-Glare) |
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 | 标准值 | 单位 | ||
---|---|---|---|---|---|
最小值 | 典型值 | 最大值 | |||
电源电压 | DVDD | 3.0 | 3.3 | 3.6 | V |
AVDD | 9.4 | 9.6 | 9.8 | V | |
VGH | 17 | 18 | 19 | V | |
VGL | -6.6 | -6.0 | -5.4 | V | |
输入信号电压 | VCOM | 3.1 | 3.3 | 3.6 | V |
高准位输入电压 | VIH | 0.7 DVDD | - | DVDD | V |
低准位输入电压 | VIL | 0 | - | 0.3 DVDD | V |