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MC-7847-KC-AZ Scheda tecnica(PDF) 1 Page - California Eastern Labs

Il numero della parte MC-7847-KC-AZ
Spiegazioni elettronici  NECs 870 MHz GaAs CATV 25 dB POWER DOUBLER AMPLIFIER
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Produttore elettronici  CEL [California Eastern Labs]
Homepage  http://www.cel.com
Logo CEL - California Eastern Labs

MC-7847-KC-AZ Scheda tecnica(HTML) 1 Page - California Eastern Labs

  MC-7847-KC-AZ Datasheet HTML 1Page - California Eastern Labs MC-7847-KC-AZ Datasheet HTML 2Page - California Eastern Labs MC-7847-KC-AZ Datasheet HTML 3Page - California Eastern Labs  
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NEC's 870 MHz GaAs CATV
25 dB POWER DOUBLER AMPLIFIER
OUTLINE DIMENSIONS (Units in mm)
PACKAGE OUTLINE H02
FEATURES
• GaAs ACTIVE DEVICES
• LOW DISTORTION
• HIGH LINEAR GAIN:
MC-7847-KC - GL = 25 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.)
VDD
9
1
In
Out
Gnd
2 3 7 8
2.54 ±0.38
21.5 MAX
6-32 unc 2B
2.54±0.25
1 2 3 5
7 8 9
4.19±0.13
14.85 MAX
4.25
+ 0.25
- 0.35
4.0±0.25
5
10.75 ±0.25
27.5 MAX
38.1±0.25
45.08 MAX
0.51±0.05
0.51±0.05
3.2 MAX
A
0.38.. A
25.4±0.25
19.05±0.38
8.1 MAX
2.5
6.3
±0.05
NEC's MC-7847-KC is a GaAs Multi-Chip Modules designed
for use as output stages in CATV applications up to 870 MHz.
This is a high gain device offering 25 dB minimum gain at
870 MHz. Because this unit is a GaAs device it has low dis-
tortion, low noise figure, and low return loss across the entire
frequency band.
The MC-7847-KC is similar to NEC's standard push-pull
devices, but the higher current allows for better distortion
performance, especially X-mod.
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 performance, and reliability is assured by NEC's stringent
quality and process control procedures. These parts come in
industry compatible hybrid packages.
APPLICATIONS
• CATV HEADEND SYSTEMS
• CATV OPTICAL NODES
• CATV DISTRIBUTION AMPS
MC-7847-KC
PART NUMBER
MC-7847-KC
TEST CONDITIONS
SYMBOLS
CHARACTERISTICS
UNITS
MIN
TYP
MAX
BW
Frequency Range
MHz
50
870
GL
Linear Gain
dB
25.0
26.0 f = 870 MHz
S
Gain Slope
dB
1.0
1.4
1.8
f = 40 to 870 MHz
Gf
Gain Flatness
dB
0.6
40 to 870 MHz; Peak to Valley
NF
Noise Figure 1
Noise Figure 2
dB
5.5
f = 50 MHz
6.0
f = 870 MHz
RLi
Input Return Loss
dB
20.0
40 to 160MHz
20.0
160 to 320 MHz
19.5
320 to 640 MHz
17.0
640 to 870 MHz
RLO
Output Return Loss
mA
20.0
40 to 160MHz
IDD
Operating Current
mA
350
420
RF OFF
CTB
Composite Triple Beat
dBc
-60
110 Channels
VOUT = 50 dBmV at 745.25 MHz, 10 dB
tilted across the band
XMod
Cross Modulation1
dBc
-55
CSO
Composite Second Order
dBc
-63
ELECTRICAL CHARACTERISTICS (TA= 30±5 °C, VDD = 24 V, ZS = ZL = 75 Ω)
1. Measured per US standard methods and procedures (using selective level meter).
DESCRIPTION
Date Published January 2007


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