Home Products Character LCD WH2402A

Character Display LCD 24x2, LCD Display 24x2

Model No. WH2402A

►Character Display LCD 24x2
►5x8 dots includes cursor
►+5V power supply (Also available for +3V)
►Negative voltage optional for +3V power supply
►1/16 duty cycle
►LED can be driven by PIN1, PIN2, PIN15, PIN16 or A and K
►Interface: 6800 (ST7066 IC), option SPI/I2C (RW1063 IC)

Description

WH2402A is 24 characters by 2 lines LCD 24x2 display module which is built in with ST7066 controller IC; its default interface is 6800 4/8-bit parallel. This LCD display 24x2 model WH2402A is available for without backlight or with LED backlight options. This display LCD 24x 2 modules is available in various LCD panel colors including gray, yellow/green and blue LCD options. The LEDs can be driven by pin 1, pin 2, or pin 15 pin 16 or A/K. There are different character fonts/texts available for ST7066 IC including English/Japanese, English/West European, English/Scandinavian European, or English/Cyrillic (Russian) as options.

There are different interface options for WH2402A series, details as below:
►WH2402A : 6800 interface (ST7066 IC)
►WH2402A1 : SPI interface (RW1063 IC)
 

DRAWING

Winstar WH2402A - LCD 24x2, Display LCD 24x2, LCD Display 24x2
Data source ref:WH2402A-TFH-CT#

SPECIFICATIONS

Interface Pin Function

Pin No. Symbol Level Description
1 VSS 0V Ground
2 VDD 5.0V Supply Voltage for logic
3 VO (Variable) 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,H→L Chip enable signal
7 DB0 H/L Data bus line
8 DB1 H/L Data bus line
9 DB2 H/L Data bus line
10 DB3 H/L Data bus line
11 DB4 H/L Data bus line
12 DB5 H/L Data bus line
13 DB6 H/L Data bus line
14 DB7 H/L Data bus line
15 A Power supply for LED backlight ( + )
16 K Power supply for LED backlight( - )

Mechanical Data

Item Dimension Unit
Number of Characters 24 Characters x 2 Lines
Module dimension 118.0 x 36.0 x 13.6 (MAX) mm
View area 94.5 x 16.0 mm
Active area 88.3 x 11.5 mm
Dot size 0.60 x 0.65 mm
Dot pitch 0.65 x 0.70 mm
Character size 3.2 x 5.55 mm
Character pitch 3.7 x 5.95 mm
Duty 1/16
Backlight Type LED
IC ST7066U
Interface 6800

Absolute Maximum Ratings

Item Symbol Min Typ Max Unit
Operating Temperature TOP -20 +70
Storage Temperature TST -30 +80
Input Voltage VI VSS VDD V
Supply Voltage For Logic VDD-VSS -0.3 7 V
Supply Voltage For LCD VDD-Vo -0.3 13 V

Electrical Characteristics

Item Symbol Condition Min Typ Max Unit
Supply Voltage For Logic VDD-VSS 4.5 5.0 5.5 V
Supply Voltage For LCD VDD-V0 Ta=-20℃
Ta=25℃
Ta=70℃

4.2
3.8

4.35
5.5
4.5
V
V
V
Input High Volt. VIH 0.7VDD VDD V
Input Low Volt. VIL VSS 0.6 V
Output High Volt. VOH 3.9 VDD V
Output Low Volt. VOL 0 0.4 V
Supply Current IDD VDD=5.0V 1.0 1.2 1.5 mA

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