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MC-7831-HA

MC-7831-HA

Model MC-7831-HA
Description NECs 1 GHz GaAs CATV 18 dB PUSH-PULL AMPLIFIER
PDF file Total 3 pages (File size: 262K)
Chip Manufacturer CEL
MC-7831-HA
NEC's 1 GHz GaAs CATV
18 dB PUSH-PULL AMPLIFIER
FEATURES
• SPECIFIED FOR INCREASED BANDWIDTH TO 1 GHz
• GaAs ACTIVE DEVICES
• LOW DISTORTION
• HIGH LINEAR GAIN:
MC-7831-HA - GL = 18 dB MIN at f = 870 MHz
LOW RETURN LOSS
LOW GAIN CHANGE OVER TEMPERATURE
SPECIFIED FOR 79, 110, and 132 CHANNELS
PERFORMANCE
HIGH RELIABILITY AND RUGGEDNESS:
Withstands environmental extremes as well as Silicon
devices (Surge, ESD, Etc.)
3.2 MAX
OUTLINE DIMENSIONS
(Units in mm)
PACKAGE OUTLINE H02
45.08 MAX
38.1
±
0.25
27.5 MAX
4.25
+ 0.25
- 0.35
V
DD
14.85 MAX
4.0
±
0.25
8.1 MAX
19.05
±
0.38
25.4
±
0.25
2.54
±
0.25
6-32 unc 2B
0.51
±
0.050
21.5 MAX
1 2 3
5
7 8 9
12.9 MAX
1
In
9
Out
5
2 3 7 8
Gnd
NEC's MC-7831-HA is a GaAs Multi-Chip Module designed
for use as input stages in CATV applications up to 1 GH
z
. Be-
cause this unit is a GaAs device, it has low distortion, low noise
figure, and low return loss across the entire frequency band.
Like the previous generation of products, these devices sur-
vive such hazards as surge and ESD as well as their silicon
competitors, but deliver superior performance with low DC
current required.
All devices are assembled and tested using fully automated
equipment to maximize consistency in part to part perfor-
mance, and reliability is assured by NEC's stringent quality
and process control procedures. These parts come in industry
compatible hybrid packages.
PART NUMBER
SYMBOLS
BW
G
L
S
Gf
1
Gf
2
NF
RL
in
CHARACTERISTICS
Frequency Range
Linear Gain
Gain Slope
Gain Flatness 1
Gain Flatness 2
Noise Figure 1
Noise Figure 2
Input Return Loss
UNITS
MHz
dB
dB
dB
dB
dB
dB
MIN
50
18.0
0.2
-0.35
-0.35
20.0
19.0
17.5
16.0
10.0
20.0
19.0
17.5
16.0
12.0
2.62–0.35
DESCRIPTION
10.75±0.25
4.19
±
0.13
A
6.3
0.38.. A
2.5
2.54
±
0.38
±
0.05
APPLICATIONS
• CATV HEADEND SYSTEMS
• CATV OPTICAL NODES
• CATV DISTRIBUTION AMPS
ELECTRICAL CHARACTERISTICS
(T
A
= 30±5 °C, V
DD
= 24 V, Z
S
= Z
L
= 75
Ω)
MC-7831-HA
TYP
MAX
1000
21.0
1.0
+0.35
+0.85
6.5
7.0
TEST CONDITIONS
RL
out
Output Return Loss
dB
f = 870 MHz
f = 40 to 870 MHz
40 to 870 MHz
40 to 1000 MHz
f = 50 MHz
f = 870 MHz
40 to 160MHz
160 to 320 MHz
320 to 640 MHz
640 to 870 MHz
870 to 1000 MHz
40 to 160MHz
160 to 320 MHz
320 to 640 MHz
640 to 870 MHz
870 to 1000 MHz
(Continued on next page)
California Eastern Laboratories
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