Purdy AND-TFT-25XS-LED Manual do Utilizador descarregar pdf (Página 2)

AND-TFT-25XS-LED

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

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

1/28/08

Electrical Characteristics - Recommended Operating Conditions

Current Consumption (GND = AV

= 0V)

Note: Ta = 25º C

Item

Symbol

Speciﬁcations

Unit Remarks

Min. Typ. Max.

Power Supply

+4.5 +5.0 +5.5 V

+3.0 +3.3 +3.6 V

+4.5 +5.0 +5.5 V

+14.5 +15.0 +15.5 V

-15.5 -15.0 -14.5

GL AC

– +6.0 –

P-P

AC Component of V

GL DC

-12.5 -11.0 -9.5 V

DC Component of V

Video SIgnal

, V

)

I AC

– +4.0 +4.2 V AC Component Note 2

I DC

– +2.5 – V DC Component

COM

COM AC

– +6.0 –

P-P

AC Component of V

COM

COM DC

+0.9 +1.0 +1.1 V

DC Component of V

COM

H Level

+0.7 V

––V

Note 1

L Level

––

+0.3 V

Note 1: STH1, STH2, CPH1, CPH2, CPH3, Q2H, INH, CPV, XOE, DIO1, DIO2

Note 2: Both NTSC and PAL system Video Signal input waveform is based on 8 steps gray scale.

Item Symbol Condition

Speciﬁcations

Unit Remarks

Min. Typ. Max.

Current for Driver

=+15V

– 0.1 0.2 mA

=-12V

– 0.36 0.9 mA

center voltage

=+5V

– 0.2 0.4 mA

=+5V

– 3.5 5.0 mA

=+5V

– 0.6 1.5 mA

=-15V

– 0.3 0.6 mA

Backlight Driving & Power Consumption

Pin No.

Symbol Description Remark

29 GLED Supply Current for LED

30 VLED Supply voltage for LED

; Note 3

Note 3: Supply voltage for LED would depend on supply current.

Parameter

Symbol Min. Typ. Max. Unit Remarks

Supply Voltage

–17– V

= 20 mA

Supply Current

–20–mA

1 2 3 4 5 6

AND-TFT-25XS-LED 1

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