Home Products Character LCD WH4002A

Character Display LCD 40x2, 40x2 LCD Display

Model No. WH4002A

►Character Display LCD 40x2
►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

Winstar WH4002A is 40 characters by 2 rows of 40x2 LCD display module which is built in with ST7066 controller IC; its default interface is 6800 4/8-bit parallel and 5V or 3.3V power supply optional. This display LCD 40x2 model WH4002A is available for without backlight or with LED backlight options. This LCD display 40x2 is available in various LCD panel colors including gray, yellow/green and blue LCD options. This display LCD 40x2 module can be operating at temperatures from -20℃ to +70℃; its storage temperatures range from -30℃ to +80℃, its built in character set supports English/Japanese, English/West European, English/Scandinavian European, or English/Cyrillic (Russian) options.


There are different interface options for WH4002A series, details as below:
►WH4002A : 6800 interface (ST7066 IC)
►WH4002A1 : SPI interface (RW1063 IC)
►WH4002A2 : I2C interface (RW1063 IC)

DRAWING

WH4002A Character Display LCD 40x2, LCD 40x2, 40x2 LCD, 40x2 LCD Display, Display 40x2
Data source ref:WH4002A-TFH-ET#

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 B/L +
16 K Power supply for B/L -

Mechanical Data

Item Dimension Unit
Number of Characters 40 Characters x 2 Lines
Module dimension 182.0 x 33.5 x 13.6 (MAX) mm
View area 154.4 x 16.5 mm
Active area 147.5 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℃

4.4
3.8

4.5
5.3
4.6
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

Search Keyword: 40x2 lcd, 40x2 lcd, lcd 40x2, lcd 40x2

Related Products

go top
close