TDA8772 Ver la hoja de datos (PDF) - Philips Electronics

Número de pieza

componentes Descripción

Fabricante

TDA8772

Triple 8-bit video digital-to-analog converter

Philips Electronics 

Philips Semiconductors

Triple 8-bit video digital-to-analog

converter

Product specification

TDA8772

handbook, full pagewidth

TDA8772

25 Ω

OUTR (pin 44)

and OUTG (pin 40)

and OUTB (pin 36)

1 µH

1 µH

12 pF

12 pF

220 pF

1.5 nF

75 Ω

220 pF

analog ground

MSA692 - 1

analog video output

(R,G or B)

1 V (p-p)

handbook, h0alfpage

α

(dB)

50

100

150

200

0

Fig.7 Example of anti-aliasing filter for 1 V output swing.

MSA691

Characteristics of Fig.8

• Order 5; adapted CHEBYSHEV

• Ripple ρ ≥ 0.6 dB

• Frequency at −3 dB = 6.5 MHz

• fNOTCH = 46 MHz.

36

72 f (MHz) 108

Fig.8 Frequency response for filter shown in Fig.7.

1997 Mar 06

13

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