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HC0821系列
 

字符液晶模块

  HC0821系列
 

1. 8*2字符液晶

2. 并口通讯

3. 黄绿模式和蓝模式可选

   

型号 规格 模块大小 显示尺寸 字符大小 电压 接口 控制器 背光 工作温度 PDF
HC0821系列 8*2 58.0*32.0 38.0*16.0 2.96X5.56 3.3/5v 串并口可选 KS0066 or Equivalent LED -20-+70度
+ 产品资料

 

PIN CONNECTIONS   MECHANICAL DATA

Pin

Symbol

Level

Function

1

VSS

0V

GND

2

VDD

+5V

Power supply for logic

3

VO

-

Operating voltage for lcd

4

RS

H/L

“H” Data,
“L” Instruction code

5

R/W

H/L

“H” Read, “L” Write

6

E

H-L

Enable signal

7

DB0

H/L

Data bus line

8

DB1

H/L

9

DB2

H/L

10

DB3

H/L

11

DB4

H/L

12

DB5

H/L

13

DB6

H/L

14

DB7

H/L

15

LEDA

+5.0V

Power supply for LED
backlight

16

LEDK

0V

 

Item

Nominal Dimensions

Unit

Module Size(W x H x T)

58.0X32.0X13.5

mm

Viewing Area (W x H )

38.0X16.0

mm

Character Size (W x H )

2.96X5.56

mm

Dot Size (W x H )

0.56X0.66

mm

ABSOLUTE MAXIMUM RATINGS

Item

Symbol

Min.

Max.

Unit

Supply Voltage (Logic)

VDD-VSS

-0.3

7.0

V

Supply Voltage (LCD)

VDD-VO

-0.3

13.0

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

2.2

-

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

1.0

1.2

1.5

mA

LCD Driving Voltage

VDD-V0

-

4.2

-

V

LED BACKLIGHT SPECIFICATIONS ( Ta=25℃ )
NOTES:
1. Built-in controller(KS0066 or Equivalent)
 

Item

Forward Voltage

Forward Current

WHITE

3.1V

15 mA

YELLOW-GREEN

3.1V

15mA