THS6042_16 Datasheet, PDF (18/46 Pages) Texas Instruments – 350mA,12V ADSL CPE LINE DRIVERS

THS6042, THS6043
350 mA, ±12 V ADSL CPE LINE DRIVERS
SLOS264G − MARCH 2000 − REVISED DECEMBER 2001
APPLICATION INFORMATION
ADSL (continued)
+12 V
THS6042
Driver 1
VI+
+
_
0.1 µF
750 Ω
+
10 µF
50 Ω
R(SNUB) _1:1
Telephone Line
100 Ω
1 µF
210 Ω
C(SNUB)
0.68 µF
THS6042
Driver 2
VI−
+
_
50 Ω
750 Ω
−12 V
0.1 µF
10 µF
+
1 kΩ
499 Ω
1 kΩ
499 Ω
499 Ω
+12 V
0.1 µF
−
+
THS6062
VO+
Receiver 1
499 Ω
−
+ _THS6062
Receiver 2
VO−
−12 V
0.1 µF
Figure 37. THS6042 ADSL Application With 1:1 Transformer Ratio
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