Specifications

No.
1505982
HUGHES PROPRIETARY
Rev.
C
Sheet 16 of 28
Form E75a Hughes Network Systems, LLC
5. PERFORMANCE REQUIREMENTS
Unless otherwise stated herein, the performance requirements in this chapter apply to all LNAs under all environmental
conditions.
5.1 LNA PERFORMANCE REQUIREMENTS
The LNA performance requirements are listed in Table 5-1.
Table 5-1. LNA Performance Requirements
Req.
Number
Performance Parameter
Requirement Notes
R5-01.
RF Input Frequency Range
17.8 – 19.3 GHz
In-band definition
R5-02.
Gain Range
45 ± 2 dB
In-band
R5
-
03.
At least 30 dB less than gain
measured at 18.55 GHz
≤ 15.2 GHz and ≥ 21.4 GHz
R5
-
04.
Noise Figure
≤ 1.5 dB
≤ 1.75 dB
@ 25° ambient
Over operational temp and voltage range
R5
-
05.
Noise Figure Desensitization
(due to TX power)
≤ 0.1 dB
-10 dBm input power in the TX Band
(27.5
-30.0GHz)
R5
-
06.
Gain Flatness
< 0.25 dB peak-to-peak
Across any 20 MHz carrier band
< 1.0 dB peak-to-peak
Across any 500 MHz band
R5-07.
Group Delay
≤ 1 ns peak-to-peak
Across any 125 MHz band
R5-08.
Gain Stability (Time)
≤ 0.5 dB in 24 Hrs.
At any fixed temperature
R5
-
09.
Gain Stability
<
± 1.0 dB
Over operational temperature and voltage
range
R5-010.
Input IP3
≥ -30 dBm
Over 17.8 – 19.3 GHz
R5-011.
≥ -20 dBm
≤ 15.2 GHz and ≥ 21.4 GHz
R5
-
012.
Maximum In-band Input Level
without damage
>
-20 dBm
R5-013.
Spurious (signal related)
≤ -60 dBc
@ -10 dBm output
R5-014.
Spurious (signal independent)
≤ -80 dBm
In-band
R5-015.
Input & Output Stability
Unconditionally stable
for all possible input and output loads
5.2 POWER REQUIREMENTS
The LNA Power requirements are listed below.
R5-016. DC power shall be provided
via SMA connector for LNA 1505982-0001 and
via a separate 8-pin connector for LNA 1505982-0002 as specified in section 6.2.
R5-017. Voltage Range: +10 to +15 VDC
R5-018. Power Consumption: < 5 Watts
R5-019. Reverse Polarity Protection for the DC power supply.