Tda5051a, Nxp semiconductors, Home automation modem – Philips TDA5051A User Manual
Page 17
TDA5051A
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© NXP B.V. 2011. All rights reserved.
Product data sheet
Rev. 5 — 13 January 2011
17 of 29
NXP Semiconductors
TDA5051A
Home automation modem
with coupling network; L = 47
μH; C = 47 nF.
Fig 17. Output voltage as a function of line impedance
f
cr
= 115.2 kHz for XTAL = 7.3728 MHz standard crystal.
Fig 18. Application diagram with power line insulation
002aaf056
Z
line
(
Ω)
1
10
2
10
110
120
130
V
o
(dB
μV)
100
250 V (AC)
max
T 630 mA
100
Ω
(0.5 W)
470 nF/X2
250 V (AC)
47
μH
low RS
MOV
250 V (AC)
100 nF
22
μH
100
μF
(16 V)
470
μF
(16 V)
10 nF
V
DDD
V
DDAP
APGND AGND
DGND
V
DDA
RX_IN
TX_OUT
SA5.0A
1
μF
(16 V)
14
1
+5 V
+5 V
2
MICRO-
CONTROLLER
4
7
OSC1
XTAL
7.3728 MHz
2.2 M
Ω
OSC2
8
5
9
12
3
3
1
2
13
11
15
47 nF
78L05
PD
27 pF
27 pF
10
DATA_IN
DATA_OUT
CLK_OUT
TDA5051A
002aaf060
(63 V)
100
Ω
Newport/
Murata
78250
5
6
1
2
230 V
6 V
1 VA
FDB08
+
−
U