Schematics, Board Overlays, and Parts Lists
: Transceiver (RF) Boards
8-9
6881094C31-E
November 16, 2006
Figure 8-7. NUF3577 700–800 MHz Frequency Generation Unit (VCO) Circuit—2 of 2
C321
39pF
R301
22K
22
R311
2.7pF
C309
R328
51K
VCC_BUFFERS
14
VCC_LOGIC
18
C342
39pF
RX_SWITCH
7
SUPER_FLTR
3
TRB_IN
19
TX_BASE
16
TX_EMITTER
15
TX_IADJ
1
TX_OUT
10
TX_SWITCH
13
GND_BUFFERS
11
GND_FLAG
9
1 7
GND_LOGIC
PRESC_OUT
12
RX_BASE
5
RX_EMITTER
6
RX_IADJ
2
RX_OUT
8
U300
50U54
COLL_RFIN
4
FLIP_IN
20
220nH
L304
39pF
Y303
RESONATOR
1100MHz
NC
C305
10
5.6K
R340
R303
C304
1.8pF
22K
R325
R323
47
C332
1.5pF
220
R307
Q309
MMBF170
1
L311
220nH
220nH
L307
2
MMBF170
Q302
R316
940MHz
RESONATOR
Y301
C315
47
39pF
R317
2
1
39pF
C324
TP319
33K
18nH
L310
R304
220
C325
39pF
VSF
Q310
MGSF1P02LT1
Q305
MMBF170
R324
51K
39pF
C310
VSF
C323
39pF
1
2
R313
22
D302
1SV279
Q303
NE68519
3pF
C302
L303
220nH
C280
2.4pF
C279
2.7pF
51K
R318
MMBF170
Q306
C326
2.2pF
L308
220nH
C307
2.0pF
R399
15K
39pF
C331
C320
1.5pF
22
R326
VSF
39pF
C327
C306
1.3pF
8.2nH
L306
NE68519
51K
R320
220nH
L312
Q301
22
VSF
1SV279
D303
1
2
R321
C317
VSF
C319
39pF
NE68519
Q308
39pF
2.7pF
VSF
C322
39pF
Q307
MMBF170
C311
1
VSF
NC
22K
R322
L309
220nH
2
120
R329
2.7pF
C333
22K
1020MHz
RESONATOR
Y302
R302
R310
22K
NC
R308
22K
C328
2.2pF
NC
39pF
C334
39pF
C318
51K
R305
51K
R319
2
3
1
220nH
L301
NE68519
Q304
VSF
220
R327
2.0pF
C303
VSF
1.8pF
C314
L302
220nH
15nH
L305
C316
1.8pF
R314
220
C329
1.8pF
R309
20K
NC
C312
0.1uF
1SV279
1
2
2.2pF
C313
D301
33
R315
R306
220
1.8pF
C330
2.7pF
C301
PRESC
AUX3
39pF
C308
AUX1
RXLO
TXRF
VCTRL
AUX2
AUX4
63B81095C53-0
Not placed
Summary of Contents for ASTRO XTS-5000
Page 7: ...vi Table of Contents November 16 2006 6881094C31 E Notes ...
Page 11: ...x List of Figures November 16 2006 6881094C31 E Notes ...
Page 17: ...November 16 2006 6881094C31 E xvi CommercialWarranty Notes ...
Page 31: ...November 16 2006 6881094C31 E xxx Portable Radio Model Numbering System Notes ...
Page 83: ...November 16 2006 6881094C31 E 3 44 Theory of Operation Encryption Module ...
Page 135: ...November 16 2006 6881094C31 E 5 44 Troubleshooting Charts Secure Hardware Failure Notes ...
Page 175: ...November 16 2006 6881094C31 E 7 32 Troubleshooting Tables List of Board and IC Signals Notes ...
Page 367: ...November 16 2006 6881094C31 E Glossary 10 Notes ...
Page 373: ...Index 6 November 16 2006 6881094C31 E Notes ...