Product Specification
R235
Si Reverse, 5 – 200MHz, 35.2dB typ. Gain @ 200MHz, 160mA max. @ 24VDC
FEATURES
•
•
•
•
•
•
Excellent linearity
Superior return loss performance
Extremely low distortion
Optimal reliability
Low noise
Unconditionally stable under all terminations
R235
APPLICATION
•
5 to 200 MHz CATV amplifier
for reverse channel systems
DESCRIPTION
•
Hybrid reverse amplifier employing silicon die
Si Reverse Hybrid
5 – 200 MHz
35.2dB typ. Gain @ 200MHz
160mA max. @ 24VDC
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 60134)
SYMBOL
PARAMETER
Vi
Vov
Tstg
Tmb
RF input voltage (single tone)
DC supply over-voltage (5 minutes)
storage temperature
operating mounting base temperature
MIN.
MAX.
UNIT
- 40
- 30
50
30
+ 100
+ 100
dBmV
V
°C
°C
CHARACTERISTICS
Table 1: S-Parameter, Noise Figure, DC Current; VB = 24V; Tmb = 30°C; ZS = ZL = 75 Ω
SYMBOL
PARAMETER
Gp
power gain
SL
FL
slope 1)
flatness of frequency
response
input return loss
output return loss
reverse isolation
noise figure
total current
consumption (DC)
S11
S22
S12
F
Itot
CONDITIONS
MIN.
TYP.
MAX.
UNIT
f = 5 MHz
f = 200 MHz
f = 5 to 200 MHz
f = 5 to 200 MHz
34.5
34.3
-0.2
-0.1
35.1
35.2
0.1
35.5
36.0
0.5
0.5
dB
dB
dB
dB
f = 5 to 200 MHz
f = 5 to 200 MHz
f = 5 to 200 MHz
f = 5 to 200 MHz
20.0
20.0
-
-42.0
5.0
160.0
dB
dB
dB
dB
mA
140.0
Notes:
1) The slope is defined as the difference between the gain at the start frequency and the gain at the stop frequency.
Page 1 of 4
2005 Sep 23
Document Revision Level A
