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HG128128B
 

小字液晶模块

  HG128128B
 

1.128*128 点阵

2.黄绿模式和蓝模式可选

3.内置LC7981控制器

   

型号 规格 模块大小 显示尺寸 字符大小 控制器 背光 PDF
HG128128B 128*128 72.5*69.9 50.0*49.0 0.32*0.32 LC7981 EL/LED
+ 产品资料

PIN CONNECTIONS
Pin Symbol Level Function
1
|
8
DB0
|
DB7
H/L Data bus line
9 RS H/L "L" Data,
"H" Instruction code
10 R/W H/L "H" Read, "L" Write
11 E H/L Enable signal
12 /CS L Chip enable signal
13 /RES L Reset signal ,active "L"
14 VO - Chip enable signal
15 VDD +5V Power supply for Logic
16 VSS 0V Ground
17 VEE - Negative Voltage output
18 NC - No connection
19 LEDA - Power supply for LED backlight
20 LEDK -
  MECHANICAL DATA
Item Nominal Dimensions Unit
Module Size(W x H x T) 72.5X69.9X14.0 mm
Viewing Area (W x H) 50.0X49.0 mm
Dot Pitch (W x H) 0.35X0.35 mm
Dot Size (W x H) 0.32X0.32 mm
ABSOLUTE MAXIMUM RATINGS
Item Symbol Min. Max. Unit
Supply Voltage (Logic) VDD-VSS 0 7.0 V
Supply Voltage (LCD) VDD-VO 0 28.0 V
Input Voltage VI VSS VDD 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 2.2 - VDD V
Input Low Voltage VIL 0 - 0.8 V
Output High Voltage VOH 2.4 - VDD V
Output Low Voltage VOL 0 - 0.4 V
Supply Current IDD - 25 - mA
LCD Driving Voltage VDD-V0 - 16.9 - V
LED BACKLIGHT SPECIFICATIONS (Ta=25℃)
Item Forward Voltage Forward Current
YELLOW-GREEN 4.2V 280mA
White 3.5V 80mA
NOTES:
1. Built-in LC7981(HD61830) controller
2. Yellow green/blue mode optional
+ Products Keywords
lc7981 graphic lcd module