Purdy AND721GST/GST-LED Manuel d'utilisateur télécharger pdf

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

Tel: 408.523.8200 • Fax: 408.733.1287 •

[email protected]

• www.purdyelectronics.com

7-27-99

Intelligent Character Display

AND721GST/GST-LED

4 Lines x 20 Characters

Intelligent Character Display

The AND721GST/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

•

AND721GST: Super Twist Technology

•

AND721GST-LED: STN with LED backlight

•

Low voltage, +5V single power supply

•

Controller on board (HD44780)

•

RoHS compliant

•

11 commands for control

•

Wide temperature range option (WGST)

Dot Matrix Dimensions

Mechanical Characteristics

Item Specification Unit

Outline

Dimensions

98 (W) x 60 (H) x 12 (D) mm

Character Size 2.95 (W) x 4.75 (H) mm

Viewing Area 76.0 (W) x 25.2 (H) mm

Dot Size 0.55 (W) x 0.55 (H) mm

Dot Pitch 0.60 (W) x 0.60 (H) mm

Absolute Maximum Ratings

Item Symbol Rating Unit

Supply Voltage

7.0 V

Input Voltage

≤

LED Forward Current

480 mA

0.55

0.60

0.602.95

0.55

0.60

0.60 4.75

LED Reverse Voltage

LED Power Dissipation

1900 mW

Operating Tempera-

ture

0 to +50 °C

Storage Temperature

stg

-20 to +60 °C

Electrical Characteristics (TA = 25°C)

Item

Symbo

Min. Typ. Max. Unit

Supply Voltage

4.75 5.0 5.25

-V

3.0 – 6.3

High Level In Voltage

= 5.0V)

––

Low Level In Voltage

= 0.2 mA)

0 – 0.6 V

High Level Output Volt.

(–I

= 0.2 mA)

2.4 – – V

Low Level Output Volt.

= 1.2 mA)

– – 0.4 V

LED Forward Voltage

= 230 mA)

3.8 4.1 4.4 V

LED Reverse Current

= 8 V)

– – 2.4 mA

Optical Characteristics (TA 5 = 25˚C,

= 0°,

= 0°)

Item Symbol Min. Typ. Max. Unit

Viewing Angle f – 50 – degree

Contrast K – 6.0 – –

Turn On

– 200 400 ms

Turn Off

off

– 250 400 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.

• RoHS Compliant

1 2

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Page 1 - AND721GST/GST-LED

Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085 1 Tel: 408.523.8200 • Fax: 408.733.1287 • [email protected] • www.p

Page 2 - Intelligent Character Display

Intelligent Character DisplayAND721GST/GST-LED Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085 7-27-99 Tel: 408.523.8200 •

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Purdy AND721GST/GST-LED Manuel d'utilisateur

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