TOPWAY

LCD Module User Manual

LM320240CFW

www.topwaysz.com

Document Name: LM320240CFW-Manual-Rev0.1.doc

Page: 5 of 11

2. Absolute Maximum Ratings

Items

Symbol

Min.

Max.

Unit

Condition

Supply Voltage

0

+7.0

V

Input Voltage

V

Operating Temperature

-20

+70

°C

No Condensation

Storage Temperature

-30

+80

°C

No Condensation

Cautions:

Any Stresses exceeding the Absolute Maximum Ratings may cause substantial damage to the device. Functional operation of this

device at other conditions beyond those listed in the specification is not implied and prolonged exposure to extreme conditions may

affect device reliability.

3. Electrical Characteristics

3.1

DC Characteristics

Items

Symbol

MIN.

TYP.

MAX.

Unit

Applicable Pin

Operating Voltage

3.0

3.3

3.6

V

VDD

Input High Voltage

0.8xVDD

-

VDD

V

DB0~DB7, /WR,

/RD, /CS, A0, /RES

Input Low Voltage

VSS

-

0.15xVDD

V

DB0~DB7, /WR,

/RD, /CS, A0, /RES

LCD Contrast Reference

Voltage (*1)

-

21.0

-

V

V0

Frame Freq.

60

66

80

Hz

Operating Current

-

39

180

mA

VDD

Note:

*1. Frame freq. at 66Hz

3.2

LED Backlight Circuit Characteristics

Items

Symbol

MIN.

TYP.

MAX.

Unit

Applicable Pin

Forward Voltage

-

3.3

-

V

BLA

Forward Current

-

170

220

mA

BLA

Cautions:

Exceeding the recommended driving current could cause substantial damage to the backlight and shorten its lifetime.

VSS

BLA

No. of LED = 10pcs