LC4021 ETC [List of Unclassifed Manufacturers], LC4021 Datasheet

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LC4021

Manufacturer Part Number

LC4021

Description

40 characters x 2 lines

Manufacturer

ETC [List of Unclassifed Manufacturers]

Datasheet

1.LC4021.pdf (1 pages)

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LC4021

ELECTRICAL CHARACTERISTICS

ABSOLUTE MAXIMUM RATINGS

BLOCK DIAGRAM

Supply Voltage(Logic)

Supply Voltage(LCD)

Output High Voltage

Output Low Voltage

Supply Current

LCD Driving Voltage

Operating Temp.

Input High Voltage

Input Low Voltage

Input Voltage

Storage Temp.

V

LEDA

LEDK

V

V

RS

R/W

E

DB0

DB7

SS

DD

O

Item

Item

Controller

KS0066

LCD

LSI

or Eqv.

V

LED Backlight

Symbol

DD

V

V

V

V

I

V

40 characters x 2 lines

DD

V

IH

IL

OH

OL

- V

Symbol

DD

DD

V

T

T

- V

O

- V

opr

stg

I

SS

O

V

I

I

16 COM

OH

OL

DD

Ta=25

40 SEG

Condition

= - 0.2mA

= 1.2mA

= 5.0V

Test

--

--

C

( V

Min.

-0.3

-0.3

-0.3

-20

-30

40 Characters x 2 Lines

DD

- 0.3

=5V

Min.

2.2

2.4

Segment driver

--

--

0

LCD PANEL

â

0.25V )

Typ.

2.0

4.6

V

--

--

--

--

DD

Max.

160 SEG

13.0

7.0

70

80

+ 0.3

Max.

V

0.6

V

0.4

5.0

--

DD

DD

Unit

Unit

V

V

V

mA

C

C

V

V

V

V

V

PIN CONNECTIONS

MECHANICAL DATA

LED BACKLIGHT SPECIFICATIONS (Ta=25

Forward Voltage

Forward Current

Emission Wave Length

Module Size ( W x H x T )

Character Size ( W x H )

Dot Size ( W x H )

Viewing Area ( W x H )

Pin

Weight (Reflective/LED)

10

11

12

13

14

15

16

1

2

3

4

5

6

7

8

9

Item

Item

Symbol

V

V

RS

R/W

DB0

DB1

DB2

DB3

DB4

DB5

DB6

DB7

LEDA

LEDK

V

E

SS

DD

O

H,H

Level

+5V

H/L

H/L

H/L

H/L

H/L

H/L

H/L

H/L

H/L

H/L

+5V

0V

0V

--

_

>L

Symbol

V

λ

I

182.0 x 33.5 x 10.0/14.5

155.0 x 16.0

3.2 x 5.55

0.6 x 0.65

Approx. 65 / 90

order bidirectional data bus.

order bidirectional data bus.

f

f

p

In 8-bit bus mode, used as low

In 4-bit bus mode, open these

In 8-bit bus mode, used as high

In 4-bit bus mode, used as both

GND

Power supply for logic

Operating voltage for LCD

H : Data

L : Instruction code

H : Read

L : Write

Enable signal

pins.

high and low order data bus.

Power supply for LED backlight

Nominal Dimensions

Typ.

4.1

250

568

Function

Max.

4.3

--

--

Unit

Unit

mA

nm

mm

mm

mm

mm

V

g

C)

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