Datasheet

20
LT1794
 LINEAR TECHNOLOGY CORPORATION 2001
1794fs, sn1794 LT/TP 0501 4K • PRINTED IN THE USA
PART NUMBER DESCRIPTION COMMENTS
LT1361 Dual 50MHz, 800V/µs Op Amp ±15V Operation, 1mV V
OS
, 1µA I
B
LTC
®
1563-2 Low Cost Active RC Lowpass Filter f
C
Up to 360kHz, Differential Operation, ±5V Supplies
LT1795 Dual 500mA, 50MHz Current Feedback Amplifier Shutdown/Current Set Function, ADSL CO Driver
LT1813 Dual 100MHz, 750V/µs, 8nV/√Hz Op Amp Low Noise, Low Power Differential Receiver, 4mA/Amplifier
LT1886 Dual 200mA, 700MHz Op Amp 12V Operation, 7mA/Amplifier, ADSL Modem Line Driver
RELATED PARTS
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
●
FAX: [phone]
●
www.linear-tech.com
Figure 17. ADSL Line Driver Using Active Termination
U
TYPICAL APPLICATIO
1794 F17
+
–
1/2
LT1794
–IN
–
+
1/2
LT1794
+IN
12V
SHDN
–12V
13.7Ω
24.9k
1:1.2*
182Ω
1000pF
182Ω
1k
1.65k
1.65k
1k
13.7Ω
SHDNREF
100Ω
LINE
*COILCRAFT X8502-A OR EQUIVALENT
1W DRIVER POWER DISSIPATION
1.15W POWER CONSUMPTION
• •