STARLight PDR 3 Oct ‘01 L. van Nieuwstadt Receiver - Page 1 STARLight Objective To design, build...
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Transcript of STARLight PDR 3 Oct ‘01 L. van Nieuwstadt Receiver - Page 1 STARLight Objective To design, build...
STARLight PDR 3 Oct ‘01 L. van Nieuwstadt Receiver - Page 1
STARLightSTARLight
Objective To design, build and test RF front end receiver as small as possible, meeting requirements and within budget.
Strategy Parts search and noise budget iterations
STAR Light PDR – 3 October 2001
RF RECEIVER Line van Nieuwstadt
734-615-2252, [email protected]
STARLight PDR 3 Oct ‘01 L. van Nieuwstadt Receiver - Page 2
STARLightSTARLight
Outline:•Requirements & Noise Budget
•Block Diagram
•Component Selection and Trade-offs
•Component Testing and Summary
•Test plan for 2-channel propotype
STAR Light PDR – 3 October 2001
STARLight PDR 3 Oct ‘01 L. van Nieuwstadt Receiver - Page 3
STARLightSTARLightSTAR Light PDR – 3 October 2001
Requirements (from Noise Budget)
Frequency : 1.4135 GHz +/- 10MHz
NF : 2.5 dB
Gain : ~ 90 dB
Pdc : < 8.5 Watts
Size : ~ 5” x 5” x 1.5” (12.5 cm x 12.5 cm x 4cm)
Weight : < 300 gr.
Temp : –30C to +40C (operating)
STARLight PDR 3 Oct ‘01 L. van Nieuwstadt Receiver - Page 4
STARLightSTARLightSTAR Light PDR – 3 October 2001
Antenna
A/D
8-way Power Divider B
PSF
SP4TSwitch
Noise Diode A
LNAIRF
Cold Cal Load
AMP AMP
AMP
Noise Diode B
8-way Power Divider A
Block Diagram
IRF
STARLight PDR 3 Oct ‘01 L. van Nieuwstadt Receiver - Page 5
STARLightSTARLightSTAR Light PDR – 3 October 2001
DC Power Summary:Component Voltage (V) Current (mA) Pdc (Watts)/chn Pdc (Watts) total
Switch RF170-12 12 24 0.288 2.88MITEQ LNA - Vd 12 100 1.2 12MaCom LNA - Vd 5 100 0.5 5 - Vg -5 0 0MaCom LNA - Vd 5 100 0.5 5 - Vg -5 0 0MaCom LNA - Vd 5 100 0.5 5 - Vg -5 0 0A/D board
TOTAL 29.88
Switch PE4220, 3/chn 3 0.03 0.00027 0.0027MITEQ LNA - Vd 12 100 1.2 12MaCom LNA - Vd 5 100 0.5 5 - Vg -5 0 0MaCom LNA - Vd 5 100 0.5 5 - Vg -5 0 0MaCom LNA - Vd 5 100 0.5 5 - Vg -5 0 0A/D board
TOTAL 27.0027
STARLight PDR 3 Oct ‘01 L. van Nieuwstadt Receiver - Page 6
STARLightSTARLightSTAR Light PDR – 3 October 2001
Selected parts specs:
AMP: MAAM 12000-A1Freq. : 1.2 – 1.75 GHzGain : 26 dB +/- 0.8 dBNF : 1.35 dBVSWR : 1.4:1P1dB : 14 dBmPdc : 5V @ 85mA (0.43 W)Temp. : -55C to +125C
Power Divider: MECA 808-2-1.400Frequency : 0.8 - 2 GHzInsertion Loss : 0.8 dB (above 9 dB)Ampl. Imbalance : 0.2 dBPhase Imbalance : 8 degreesVSWR : 1.2:1Port-to-port isol. : 22 dB, adjacentTemperature : -55C to +70CSize : 4.5” x 4” x 0.44”
Noise Diode: NC302LFrequency : 10 Hz - 2 GHzPdc : 6 – 8 V @ 6 mAOutput ENR : 30 – 35 dB
PSF: IMC 930307 ceramicFreq : 1413.5 MHz +/- 10 MHzI.L. : 3 dBVWSR : 1.75:1Rejection : 1393.5 MHz, 32 dB min.
1433.5 MHz, 30dB min
Temp. : -30C to +40C
LNA: Miteq AFSM2Freq. : 1.0 – 2.0 GHzGain : 25 dB +/- 1 dBNF : 0.8 dBVSWR : 1.4:1 @ 1.5 GHzPdc : 12V @ 90mA (1.1 W)Temp. : -55C to +85C
STARLight PDR 3 Oct ‘01 L. van Nieuwstadt Receiver - Page 7
STARLightSTARLightSTAR Light PDR – 3 October 2001
Test Plan/Procedure/Fixtures - Components:
•Procure selected components (LNAs, filters, power dividers)•Design and fabricate test fixtures•Assemble engineering test devices (Miteq and Ma/Com LNAs,
PSF filters)•Test components over temperature: -30C to +40C
STARLight PDR 3 Oct ‘01 L. van Nieuwstadt Receiver - Page 8
STARLightSTARLightSTAR Light PDR – 3 October 2001
Test Plan/Procedure/Fixtures:
STARLight PDR 3 Oct ‘01 L. van Nieuwstadt Receiver - Page 9
STARLightSTARLightSTAR Light PDR – 3 October 2001
Test Plan/Procedure/Fixtures:
STARLight PDR 3 Oct ‘01 L. van Nieuwstadt Receiver - Page 10
STARLightSTARLightSTAR Light PDR – 3 October 2001
Test Results Summary - Components:
•Miteq LNA: Good NF (<0.7dB), burn-in is necessary, requested pricing/delivery info from vendor •Ma/Com LNA: Linear gain vs. temperature curves, purchased fifty amplifiers for instrument built•PSF Filters: Mounting and test fixture problems solved, very small filter-to-filter variation•8-way Power Dividers: Selected MECA power divider
STARLight PDR 3 Oct ‘01 L. van Nieuwstadt Receiver - Page 11
STARLightSTARLightSTAR Light PDR – 3 October 2001
Test Results Summary - Components:
MTQ SN1 T=25C (After 3 thermal cycles)
20
21
22
23
24
25
26
27
28
29
30
1E+09 1.2E+09 1.4E+09 1.6E+09 1.8E+09 2E+09
Frequency MHz
Gai
n d
B
-50
-45
-40
-35
-30
-25
-20
-15
-10
-5
0
S21
S11
S12
S22
STARLight PDR 3 Oct ‘01 L. van Nieuwstadt Receiver - Page 12
STARLightSTARLightSTAR Light PDR – 3 October 2001
Test Results Summary - Components:
MAAM SN3 T=25C (After 3 thermal cycles)
20
21
22
23
24
25
26
27
28
29
30
1E+09 1.2E+09 1.4E+09 1.6E+09 1.8E+09 2E+09
Frequency MHz
Ga
in d
B
-50
-45
-40
-35
-30
-25
-20
-15
-10
-5
0
S21
S11
S12
S22
STARLight PDR 3 Oct ‘01 L. van Nieuwstadt Receiver - Page 13
STARLightSTARLightSTAR Light PDR – 3 October 2001
Test Results Summary - Components:
PSF SN1 T= 25C (After 3 thermal cycles)
-50
-45
-40
-35
-30
-25
-20
-15
-10
-5
0
1.35E+09 1.37E+09 1.39E+09 1.41E+09 1.43E+09 1.45E+09
Frequency Mhz
I.L
. d
B
-35
-30
-25
-20
-15
-10
-5
0
S21
S12
S11
S22
STARLight PDR 3 Oct ‘01 L. van Nieuwstadt Receiver - Page 14
STARLightSTARLightSTAR Light PDR – 3 October 2001
Test Results Summary - Components:
MECA SN1 (Pre-thermal cycles)
0
1
2
3
4
5
6
7
8
9
1400
1402
.514
05
1407
.514
10
1412
.514
15
1417
.514
20
1422
.514
25
1427
.514
30
Frequency (MHz)
Ph
ase
(deg
)
Port 1
Port 2
Port 3
Port 4
Port 5
Port 6
Port 7
Port 8
STARLight PDR 3 Oct ‘01 L. van Nieuwstadt Receiver - Page 15
STARLightSTARLightSTAR Light PDR – 3 October 2001
Test Plan for 2-Channel Prototype Radiometer:
• Implement RF test ports in the receiver box• Measure NF of RF front ends (switches, IRF, LNA)• Measure S-parameters of RF front ends and gain
block, at Troom and over operating temperature• Test fringe-washing function over temperature
STARLight PDR 3 Oct ‘01 L. van Nieuwstadt Receiver - Page 16
STARLightSTARLightSTAR Light PDR – 3 October 2001
ID Task Name Duration Start Finish1 Electrical ICD - on-going 60 days Mon 10/1/01 Fri 12/21/01
2 Receiver Design 33 days Wed 9/26/01 Fri 11/9/01
3 System electrical simulation 30 days Mon 10/1/01 Fri 11/9/01
4 Interference Reject Filter trade-off & vendor search 5 days Mon 10/8/01 Fri 10/12/01
5 Noise diode trade-off and vendor search 5 days Mon 10/8/01 Fri 10/12/01
6 Receiver module package design 20 days Wed 9/26/01 Tue 10/23/01
7 Design Development 60 days? Mon 10/8/01 Fri 12/28/01
8 Interference Reject Filter procurement 25 days? Mon 10/15/01 Fri 11/16/01
9 LNA procurement 60 days? Mon 10/8/01 Fri 12/28/01
10 Noise diode procurement 15 days Mon 10/15/01 Fri 11/2/01
11
12 Documentation 35 days Mon 10/15/01 Fri 11/30/01
13 Front-end (switch, IRF, LNA) 11 days Mon 10/15/01 Mon 10/29/01
18 Gain block (amps, IRF, PSF) detailed drawing 11 days Tue 10/30/01 Tue 11/13/01
23 Integrated Receiver 11 days Wed 11/14/01 Wed 11/28/01
28 Noise diode & distribution network package drawing 2 days Thu 11/29/01 Fri 11/30/01
29
30 Sub-modules Fab & Test (#1 & #2) 30 days Mon 11/19/01 Fri 12/28/01
31 Front-end (switch, IRF, LNA) fab & test 10 days Mon 11/19/01 Fri 11/30/01
32 Gain block fab & test (amps, IRF, PSF) 10 days Mon 12/3/01 Fri 12/14/01
33 Receiver package fabrication 5 days Mon 12/17/01 Fri 12/21/01
34 Noise diode & distribution network fab & test 5 days Mon 12/24/01 Fri 12/28/01
35 RF Receiver Integration and Test (#1 & #2) 25 days Mon 12/31/01 Fri 2/1/02
38
39 Two-Channel Prototype Test 40 days Mon 2/4/02 Fri 3/29/02
40 CDR 1 day Mon 4/1/02 Mon 4/1/02
41 Sub-Modules Fab Test (RCVR #3 - #14) 150 days Mon 4/1/02 Fri 10/25/02
46 RF Receiver Integration and Test (RCVR #3 - #14) 120 days Mon 10/28/02 Fri 4/11/03
16 23 30 7 14 21 28 4 11 18 25 2 9 16 23 30 6 13 20 27 3 10 17 24 3 10 17 24 31 7
Sep '01 Oct '01 Nov '01 Dec '01 Jan '02 Feb '02 Mar '02 Apr '02