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HG122329系列
 

8x2中文液晶模块

  HG122329系列
 

1.122*32点阵

2.并口通信和串口通信可选

3.黄绿模式和蓝模式可选

4.供电3.3v/5v可选

5.内置控制器ST7920,带中文字库

6.尺寸兼容HC1627字符液晶

   

型号 规格 模块大小 显示尺寸 控制器 点大小 背光 备注 PDF
HG122329系列 122*32 84.0*44.0 60.0*18.0 ST7920 0.35*0.40 LED 5/3.3V, 并口/串口可选
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PIN CONNECTIONS
Pin Symbol Level Function
1/17 VSS 0V GND
2/18 VDD +5V Power supply for logic
3/19 VO - No connection
4/22 A0 (CS) H/L (H) "H" Data,
"L" Instruction code
(Chip enable signal for serial mode)
5/21 R/W (SID) H/L "H" Read, "L" Write (Data for serial mode)
6/20 E(SCLK) H/L Enable signal(Serial clock)
7
|
14
DB0
|
DB7
H/L Data bus line
15/23 LEDA +5V Power supply for LED backlight
16/24 LEDK 0V

NOTES:
1. Built-in ST7920 controller
2. Yellow green/blue mode optional
3. 5V/3.3V power supply optional
4. Parallel mode/serial mode optional
  MECHANICAL DATA
Item Nominal Dimensions Unit
Module Size(W x H x T) 84.0X44.0X13.0 mm
Viewing Area (W x H) 60.0X18.0 mm
Dot Pitch (W x H) 0.40X0.45 mm
Dot Size (W x H) 0.35X0.40 mm
ABSOLUTE MAXIMUM RATINGS
Item Symbol Min. Max. Unit
Supply Voltage (Logic) VDD-VSS -0.3 5.5 V
Supply Voltage (LCD) V0-VSS -0.3 7.0 V
Input Voltage VI -0.3 VDD+0.3 V
Operating Temp. TOPR -20 70
Storage Temp. TSTG -30 80
ELECTRICAL CHARACTERISTICS (VDD=5.0V, Ta=25℃)
Item Symbol Min. Typ. Max. Unit
Input High Voltage VIH 2.0 - VDD V
Input Low Voltage VIL -0.3 - 0.6 V
Output High Voltage VOH 2.4 - VDD V
Output Low Voltage VOL 0 - 0.4 V
Supply Current IDD - 1.4 1.8 mA
LCD Driving Voltage VO-VSS - 4.7 - V
LED BACKLIGHT SPECIFICATIONS (Ta=25℃)
Item Forward Voltage Forward Current
YELLOW-GREEN 4.1V 90mA
White 3.1V 15mA
+ Products Keywords
stn display