2.5 GBPS LIMITING AMPLIFIER
S3051
APPLICATIONS INFORMATION
Connecting to the Input of S3051
The equivalent input circuit of S3051 is shown in Figure 7. Both DC biasing and 50 Ohm input line termination
have been implemented internally.
Figure 7. S3051 Equivalent Input Circuit
VCC
VCC
110pF
0.047 µF
5Ω
V–REF
9
5 kΩ
5 kΩ
50Ω
0.047 µF
DIN-
10
V
IN–
IN+
DIN+
11
0.047 µF
V
5 kΩ
5 kΩ
50Ω
V–REF
12
5Ω
0.047 µF
110pF
July 14, 1999 / Revision B
9