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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%