Purdy AND3222MST-LEDW Bedienungsanleitung PDF herunterladen (Seite 3)

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

5/1/08

Tel: 408.523.8200 • Fax: 408.733.1287 • [email protected]

www.purdyelectronics.com

Displays

Environmental Absolute Maximum Ratings

Item

Normal Temperature Wide Temperature

Operating Storage Operating Storage

Min. Max. Min. Max. Min. Max. Min. Max.

Ambient Temperature 0 ºC +50 ºC -20 ºC +70 ºC -20 ºC +70 ºC -30 ºC +80 ºC

Humidity (without

condensation)

See Note 2, 4 See note 3, 5 See Note 4, 5 See Note 4.6

Note 2: Ta ≤ 50ºC: 80% RH max; Ta > 50ºC: Absolute humidity must be lower than the humidity of 85% RH at 50ºC

Note 3: Ta at -20ºC will be < 48 hrs at 70ºC will be <120 hrs when humidity is higher than 75%.

Note 4: Background color changes slightly depending on ambient temperature. This phenomenon is reversible.

Note 5: Ta ≤ 70ºC: 75% RH max; Ta > 70ºC: absolutely humidity must be lower than the humidity of 75% RH at 70ºC.

Note 6: Ta at -30ºC will be < 48 hrs, at 80ºC will be < 120 hrs when humidity is higher than 75%.

Optical Characteristics

Item Symbol Condition Min. Typ. Max. Unit

Viewing angle range

f (12 o’clock)

When Cr

≥

1.4

–20–

degree

b (6 o’clock)

–40–

l (9 o’clock)

–30–

r (3 o’clock)

–30–

Rise time Tr

-V

=24.3V

Ta=25ºC

175 ms

Fall time Tf 170 ms

Frame frequency Frm – 64 – Hz

Contrast Cr – 4.5 –

Brightness of Backlight L

IF = 180 mA

10 20 –

cd/m

Peak Emission

Wavelength

P 567 570 576 nm

Interface Pin Assignment

Pin No.

Pin Out Level Description Pin No. Pin Out Level Description

1 VSS 0V Power Supply Ground 11 DB4 H/L Data Bus Line

2 VDD 5V Logic Supply Voltage 12 DB5 H/L Data Bus Line

3 VO – Contrast Adjustment Voltage 13 DB6 H/L Data Bus Line

4 /RD L Read Signal 14 DB7 H/L Data Bus Line

5 /WR L Write Signal 15 /CS L Chip Signal

6 AO H/L Data Type Select 16 /RST L Reset Signal

7 DB0 H/L Data Bus Line 17

LCD

– Power Supply Voltage for LCD

8 DB1 H/L Data Bus Line 18 FG – For GND

9 DB2 H/L Data Bus Line 19 A 4.2V LED Power External (Red)

10 DB3 H/L Data Bus Line 20 K GND LED Ground External (White)

AND3222MST-LEDW

1 2 3 4 5

Displays 1

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