AND791GST-LED datasheet(1/3 Pages) ETC1

部件名	AND791GST-LED

功能描述	4 Lines x 40 Characters Intelligent Character Display

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制造商	ETC1 [List of Unclassifed Manufacturers]

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Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085

1

Tel: 408.523.8200 • Fax: 408.733.1287 • email@purdyelectronics.com • www.purdyelectronics.com

4/2/05

AND791GST/GST-LED

4 Lines x 40 Characters

Intelligent Character Display

The AND791GST/GST-LED devices are compact, LCD

modules that have an on-board LCD controller and driver

circuit. These devices can display 160 characters (numerals,

letters, symbols and Kana letters), as well as eight custom

characters.

Features

• AND791GST: Super Twist Technology

• AND791GST-LED: STN with LED backlight

• Low voltage, +5V single power supply

• Controller on board (HD44780)

• Direct interface to 4- or 8-bit CPU

• 11 commands for control

• Wide temperature range option (WGST)

Dot Matrix Dimensions

Mechanical Characteristics

Item

Speciﬁcation

Unit

Outline

Dimensions

190.0 (W) x 54.0 (H) x 10 (D)

mm

Character Size

2.78 (W) x 4.89 (H)

mm

Viewing Area

147.0 (W) x 29.5 (H)

mm

Dot Size

0.50 x 0.55

mm

Dot Pitch

0.57 x 0.62

mm

Absolute Maximum Ratings

Item

Symbol

Rating

Unit

Supply Voltage

VDD

7.0

V

Input Voltage

VIN

0

≤ V

IN ≤ VDD

V

LED Forward Current

IF

960

mA

LED Reverse Voltage

VR

8V

0.75

2.78

LED Power Dissipation

PD

4160

mW

Operating Temperature

Top

0 to +50

°C

Storage Temperature

Tstg

–20 to +70

°C

Electrical Characteristics (TA = 25°C)

Item

Symbol

Min.

Typ.

Max.

Unit

Supply Voltage

VDD

4.75

5.00

5.25

V

VDD-VO

3.0

–

6.3

High Level In Voltage

VIH 1

2.2

—

VDD

V

Low Level In Voltage

(IOH = 0.2 mA)

VIL 1

0

—

0.6

V

High Level Output Volt.

(–IOH = 0.2 mA)

VOH 1

2.4

—

V

Low Level Output Volt.

(IOL = 1.2 mA)

VOL 1

—

0.4

V

LED Forward Voltage

(IF = 480 mA)

VF

3.8

4.1

4.4

V

LED Reverse Current

(VR = 8 V)

IR

–

4.8

mA

Optical Characteristics (TA = 25˚C,

φ = 0°, θ = 0°)

Item

Symbol

Min.

Typ.

Max.

Unit

Viewing Angle

φ

–

50

–

degree

Contrast

K

–

6.0

–

Response time

(rise)

Ton

—

140

170

ms

Response time

(fall)

Toff

—

160

190

ms

Absolute Maximum Ratings (Continued)

Item

Symbol

Rating

Unit

Product specifications contained herein may be changed

without prior notice. It is therefore advisable to contact

Purdy Electronics before proceeding with the design of

equipment incorporating this product.

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