Philips TDA5051A Instrukcja Użytkownika Pobierz pdf (Strona 12)

1999 May 31 12

Philips Semiconductors Product speciﬁcation

Home automation modem TDA5051A

Table 3 Relationship between DATA

IN

and TX

OUT

Note

1. X = don’t care.

PD

DATA

IN

TX

OUT

1X

(1)

high-impedance

0 1 high-impedance (after t

h

)

0 0 active with DC offset

handbook, full pagewidth

MGK837

t

W(burst)

t

su

0

V

O(DC)

t

h

t

W(burst)(min)

TX

OUT

t

W(DI)

t

W(DI)(min)

DATA

IN

(1) (2) (3)

Fig.8 Relationship between DATA

IN

and TX

OUT

(see Table 3).

(1) t

W(DI)

>t

W(DI)(min)

.

(2) t

W(DI)(min)

=t

su

+

(3) t

W(DI)(min)

<t

su

; wrong operation.

1

f

cr

-----

Fig.9 Pulse shape characteristics.

handbook, halfpage

MGK010

t

W(burst)

t

su

t

h

100%

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 ... 27 28

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