Character LCD Display 16×4, Display LCD 16×4

Model No. WH1604A

Character LCD 16×4
5×8 dots includes cursor
+5V power supply (Also available for +3V)
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)

Category: Character LCD

Description

Winstar’s WH1604A is a character LCD 16×4 display which is built in with ST7066 controller IC; its default interface is 6800 4/8-bit parallel, 5V power supply. These LCD display 16×4 modules are also available in SPI and I2C interface by using RW1063 controller IC. The WH1604A display LCD 16×4 series is available in several different backlight colors including blue, green, white, yellow-green, amber, red, white LEDs.

There are three interface options for WH1604A series, details as below:
►WH1604A : 6800 interface (ST7066 IC)
►WH1604A1: SPI interface (RW1063 IC)
►WH1604A2: I2C interface (RW1063 IC)

Drawing

Data source ref:WH1604A-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 B/L +
16	K	－	Power supply for B/L –

Mechanical Data

Item	Dimension	Unit
Number of Characters	16 Characters x 4 Lines	－
Module dimension	87.0 x 60.0 x 13.6 (MAX)	mm
View area	62.0 x 26.0	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℃	－ 4.2 3.7	－ 4.35 －	5.7 4.5 －	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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