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16x4 Character LCD Display Module

16x4 Character LCD Display Module

Model No. WH1604B

►16x4 Character LCD Module
►5x8 dots includes cursor
►+5V power supply ( Also available for +3V)
►WG16032D3 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)

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Description

WH1604B is a Character 16x4 LCD module which is built in with ST7066 controller IC; its default interface is 6800 4/8-bit parallel.  These 16x4 LCD display modules are also available in SPI and I2C interface by using RW1063 controller IC. The LEDs can be driven by pin 1, pin 2, or pin 15 pin 16 or A/K. This type of module can be operating at temperatures from -20℃ to +70℃; its storage temperatures range from -30℃ to +80℃.

There are different interface options for WH1604B series, details as below:
►WH1604B : 6800 interface (ST7066 IC)
►WH1604B1 : SPI interface (RW1063 IC)
►WH1604B2 : I2C interface (RW1063 IC)

DRAWING

Winstar WH1604B - 16x4 Character LCD Display Module
Data source ref:WH1604B-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 16 Characters x 4 Lines －
Module dimension 70.6 x 60.0 x 8.9 (MAX) mm
View area 58.8 x 31.4 mm
Active area 56.2 x 20.8 mm
Dot size 0.55 x 0.55 mm
Dot pitch 0.60 x 0.60 mm
Character size 2.95 x 4.75 mm
Character pitch 3.55 x 5.35 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℃		 －
4.1
3.4		 －
4.2
－		 5.6
4.3
－		 V
V
V
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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