el5174 Intersil Corporation, el5174 Datasheet - Page 13

• Manufacturer Part Number: el5174
• Description: 550mhz Differential Twisted-pair Drivers
• Manufacturer: Intersil Corporation

Typical Applications
As the signal is transmitted through a cable, the high
frequency signal will be attenuated. One way to compensate
this loss is to boost the high frequency gain at the receiver
side.
DC Gain
(
R
75
HF
T
)Gain
R
R
GC
C
T
L
=
=
1
1
R
+
R
+
G
G
2R
---------- -
R
--------------------------
R
G
G
F
2R
||
R
F
GC
13
FBP
IN+
IN-
REF
FBN
FBP
I
I
REF
FBN
N
N
+
-
R
R
EL5174/
EL5374
R
R
F
F
F
F
FIGURE 25. TWISTED PAIR CABLE RECEIVER
FIGURE 26. TRANSMIT EQUALIZER
EL5174, EL5374
V
V
50
50
O
O
+
-
TWISTED PAIR
Z
O
= 100Ω
GAIN
R
(dB)
GR
f
f
L
H
≅
≅
------------------------ -
2πR
---------------------------- -
2πR
1
G
IN+
IN-
REF
GC
1
f
C
L
C
C
C
EL5175/
EL5375
R
FR
f
H
V
O
FREQUENCY
October 30, 2007
FN7313.6