Home Products Character LCD WH1602S

16x2 LCD Display Character

Model No. WH1602S

►Character LCD 16x2
►5x8 dots includes cursor
►+5V power supply (Also available for +3V)
►Negative voltage optional for +3V power supply
►1/16 duty cycle
►Interface: 6800 (ST7066 IC), option SPI/I2C (RW1063 IC)


WH1602S is a 16x2 Character dot Matrix LCD Display Module which is built in with ST7066 controller IC or equivalent; its default interface is 6800 4/8-bit parallel, 5V power supply.  WH1602S is available in several different backlight colors including blue, green, white, yellow-green, amber, red or white LEDs.   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. This module can be operating at temperatures from -20℃ to +70℃; its storage temperatures range from -30℃ to +80℃.

There are different interface options for WH1602S series, details as below:
►WH1602S : 6800 interface (ST7066 IC)
►WH1602S1 : SPI interface (RW1063 IC)
►WH1602S2 : I2C interface (RW1063 IC)


Winstar WH1602S 16x2 LCD Display Character
Data source ref:WH1602S-YYH-CT#


Interface Pin Function

Pin No. Symbol Level Description
1 VLED(-) Power supply for B/L(-)
2 VSS 0V Ground
3 VDD 5.0V Supply Voltage for logic
4 VO (Variable) Operating voltage for LCD
5 RS H/L H: DATA, L: Instruction code
6 R/W H/L H: Read  L: Write
7 E H,H→L Chip enable signal
8 DB0 H/L Data bus line
9 DB1 H/L Data bus line
10 DB2 H/L Data bus line
11 DB3 H/L Data bus line
12 DB4 H/L Data bus line
13 DB5 H/L Data bus line
14 DB6 H/L Data bus line
15 DB7 H/L Data bus line
16 NC0 No connection

Mechanical Data

Item Dimension Unit
Number of Characters 16 Characters x 2 Lines
Module dimension 59.0 x 29.3 x 5.5 (MAX) mm
View area 52.0 x 15.0 mm
Active area 46.7 x 9.84 mm
Dot size 0.45 x 0.54 mm
Dot pitch 0.50 x 0.59 mm
Character size 2..45 x 4.67 mm
Character pitch 2.95 x 5.17 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℃



Input High Volt. VIH 0.7 VDD 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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