Home Products Character LCD WH1601L

LCD Alphanumeric 16x1

Model No. WH1601L

►Character LCD, LCD Alphanumeric 16x1
►5x8 dots includes cursor
►+5V power supply (Also available for +3V)
►Negative voltage option is only for the +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)


WH1601L is 16 characters with 1 row LCD alphanumeric display module. WH1601L is built in with ST7066 controller IC or equivalent; its default interface is 6800 4/8-bit parallel. This display is also available in SPI and I2C interface by using RW1063 controller IC. There are different LED backlights are available in various colors including yellow/green, white, red, blue, green, and amber, as well as no backlight option. The LEDs can be driven by PIN1, PIN2, PIN15, PIN16 or A and K.

There are different interface options for WH1601L series, details as below:
►WH1601L : 6800 interface (ST7066 IC)
​►WH1601L3: I2C interface (RW1063 IC)


Winstar LCD Alphanumeric 16x1 - WH1601L
Data source ref:WH1601L-TMI-CT#


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 bit 0
8 DB1 H/L Data bit 1
9 DB2 H/L Data bit 2
10 DB3 H/L Data bit 3
11 DB4 H/L Data bit 4
12 DB5 H/L Data bit 5
13 DB6 H/L Data bit 6
14 DB7 H/L Data bit 7
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 1 Lines
Module dimension 122.0 x 33.0 x 13.5 (MAX) mm
View area 99.0 x 13.0 mm
Active area 94.84 x 9.66 mm
Dot size 0.92 x 1.1 mm
Dot pitch 0.98 x 1.16 mm
Character size 4.84 x 8.06 mm
Character pitch 6.0 x 8.56 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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