Factory Wholesale Cheapest character lcd display module 20×4

Short Description:

PRODUCT TYPE:Character LCD

APPLICATION: instrumentation

Display Mode:Positive/ Negative

The shape size98.0mm×60.0mm×13.1mm

Effective area size76. 0mm×25.2mm

ControllerSTLC780_02 Parallel interface

Interface pattern4/8-BIT 6800

LED Backlight:Yellow and green

Process:COB

Interface Pins :16Pins

Operating Temp-20 to +70 Celsius

Storage Temp-30 to +80 Celsius


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A detailed introduction

Character:2004

PRODUCT TYPE:Character LCD

APPLICATION: instrumentation

Display Mode:Positive/ Negative

The shape size:98.0mm×60.0mm×13.1mm

Effective area size:76. 0mm×25.2mm

Controller:STLC780_02 Parallel interface

Interface pattern:4/8-BIT 6800

LED Backlight:Yellow and green

Process:COB

Interface Pins :16Pins

Operating Temp: -20 to +70 Celsius

Storage Temp: -30 to +80 Celsius

 

1. Precautions in Use of LCD Module

(1) Avoid applying excessive shocks to the module or making any alterations or modifications to it.

(2) Don’t make extra holes on the printed circuit board, modify its shape or change the components of LCD Module.

(3) Don’t disassemble the LCM.

(4) Don’t operate it above the absolute maximum rating.

(5) Don’t drop, bend or twist LCM.

(6) Soldering: only to the I/O terminals.

⑺  Storage: please storage in anti-static electricity container and clean environment.

2. General Specification

ITEM STANDARD VALUE UNIT
Number of dots 20X4 CHARS Dots
Outline dimension 98.0(W)X60.0(H)X13.1MAX.(T) mm
View area 76.0(W)X25.2(H) mm
Active area 70.4(W)X20.8(H) mm
Dot size 0.55(W)X0.55(H) mm
Dot pitch 0.60(W)X0.60(H) mm
LCD type STN, Yellow-green,Positive,Transflective 
View direction 6 o’clock
Backlight LED,White
Controller SPLC780-02,Parallel interface

3. Absolute Maximum Ratings

ITEM SYMBOL MIN. TYP. MAX. UNIT

Operating Temperature

TOP -20 +70

Storage Temperature

TST -30 +80

Input Voltage

VI 0 VDD V

Supply Voltage For Logic

VDD 0 5.5 V

Supply Voltage For LCD

VDD-VEE 0 5 V

4. Electrical Characteristics

ITEM SYMBOL CONDITION MIN. TYP. MAX. UNIT

Logic Voltage

VDD-VSS 2.7 3.0 3.3 V

Supply Volt.For LCD

VDD-VO Ta=25℃ 5.0 V

Input High Volt.

VIH 2.0 VDD V

Input Low Volt.

VIL -0.3 0.8 V

Output High Volt.

VOH IoH=-0.2mA 2.4 VDD V

Output Low Volt.

VOL IoL=1.6mA 0 0.4 V

Supply Current

IDD 1.0 mA

5. Backlight Information

Absolute Maximum ratings (Ta=25℃)

Item

Symbol

Conditions

Rating

Unit

Reverse voltage

Vr

-

5.0

V

Reverse Current

Ir

Vr=5.0V

80

uA

Absolute maximum forward Current

Ifm

 

100

mA

Peak forward current

Ifp

I msec plus 10% Duty Cycle

240

mA

Power dissipation

Pd

 

340

mW

Operating Temperature Range

Toper

 

-30~+70

Storage Temperature Range

Tst

 

-40~+80

Electrical/Optical Characteristics (Ta=250C,If=60mA)

Color

Wavelengthλp(nm)

Spectral line half widthΔλ(nm)

Operating Voltage(v)

(±0.15V)

Forward Current (mA)
White     —         —        3.0

45

6. Optical Characteristics

ITEM SYMBOL CONDITION MIN TYP MAX UNIT
View Angle (V)θ CR≧2 10 120 deg.
(H)φ CR≧2 -45 45 deg.
Contrast Ratio CR 5
Response Time T rise 200 300 ms
T fall 150 200 ms

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