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1999 May 31 22
Philips Semiconductors Product specification
Home automation modem TDA5051A
Fig.23 Application diagram with power line insulation, with improved sensitivity (68 dBµV typ.).
f
cr
= 115.2 kHz for a XTAL = 7.3728 MHz standard crystal.
handbook, full pagewidth
MGK844
250 V (AC)
max
T 630 mA
1 VA
230 V
6 V
100 Ω
(0.5 W)
100 µF
(16 V)
470 µF
(16 V)
V
DDD
V
DDAP
V
DDA
14
1
+5 V
+5 V
2
MICRO-
CONTROLLER
4
7
OSC1
XTAL
7.3728 MHz
2.2 MΩ
OSC2
859 12
3
31
2
1311
15
47 nF
FDB08
78L05
PD
27 pF27 pF
10
TDA5051A
APGND AGNDDGND
DATA
IN
DATA
OUT
CLK
OUT
MOV
250 V (AC)
10 nF
RX
IN
TX
OUT
SA5.0A
1 kΩ
33
kΩ
150
kΩ
10
kΩ
10 nF
BC547B
100 Ω
22 µH
1 µF
(16 V)
100 nF
(63 V)
NEWPORT
76250
470 nF/X2
250 V (AC)
47 µH
low R
S
26
15