THS7001 Datasheet, PDF (26/32 Pages) Texas Instruments – 70-MHz PROGRAMMABLE-GAIN AMPLIFIERS

THS7001, THS7002
70-MHz PROGRAMMABLE-GAIN AMPLIFIERS
SLOS214B – OCTOBER 1998 – REVISED AUGUST 1999
APPLICATION INFORMATION
ADSL (continued)
12 V
THS6012
Driver 1
VI+
+
_
0.1 µF
+
6.8 µF
1 kΩ
–12 V
1 kΩ
0.1 µF
6.8 µF
+
12.5 Ω
1:2
Telephone Line
100 Ω
12 V
THS6012
Driver 2
VI–
+
_
0.1 µF
+
6.8 µF
1 kΩ
–12 V
1 kΩ
0.1 µF
6.8 µF
+
Driver Block
12.5 Ω
1 kΩ
499 Ω
1 kΩ
499 Ω
499 Ω
–
+
THS7002
Preamp 1
499 Ω
12 V
VO+
0.1 µF
–
+ _THS7002
Preamp 2
VO–
–12 V
0.01 µF
Receiver Block
Figure 65. THS7002 Central-Office ADSL Application
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