Table of Contents
Advertisement
SYNill
10 MHz
J 1
)-__:.::.:.::~-L,---1
50 KHz
REFERENCE
DIVIDER
50 Hz
u
129-134
1310-440 MHZ PLL
1
LOOP
1
FILTER
U211
t
--
~~"oo~c
U310
r-
310-440 MHz
VCO
U105. 106. Ill. 120-122
I
j--
'N17A
1--
I
·---·-l---~
I
I
PHASE/
I
FREO
t__:
DET
_u~l9
LOW PASS
FILTER
0218
CONTROL
160.5 MHz PLL
I
1
LOOP
FILTER
I
I
~".L::"'
l
I
-
VCO
I
I
PHASE/
FREQ
DET
-
ll208
- - - - - - 0 2 - 1 2 - - - ,
r-~~.
I
~2
U102
PHASE
SWITCH
1-o----r-l
500-700 MHz '---
1
vco
1-
t
f--
700-1000 MHZ'--
VCO
I -
0213
U109
LOOP
FILTER
10 MHz REF
'1 5. 16
SYNTH SWP SYNC
5 .6
'
SYNTH 1 KHz
7 ,8
SYNTH 5KHz
3 .4
SYNTH 10KHz
1 5. 16
SYNTH 50 KHz
/1
1, 12
SYNTH 100 Hz
9. 10
"SYNTH 500 KHz
(I
3.
14
PI
FM MOD
U113. 114. 125-128
55.56/
!
U217 '
I
PHASE/
MODULATION
1
I
1
-
_
~-10-1
_ _ _ _ _ _
~-_-_-_-:..-:_--'
__ , _______
_j
HeN
r-
'. ISWP
53. 54
)-;.:::.:c:.:._ _ _
-+--1
I
I
I
I
I
I
I
I
I
I
I
CONTROL
1--
U213-216
FREQ
DET
I
Ul28
I
--
J
I
f - - - - - . - - - - - - - - ' _____
u_zl-9 __
J
LOOP
FILTER
-
U201
t
U203
- -Q-20_1 _ _ --
~
550 MHz
I
vco
I
I
I
I
-' I
ALC VOLT
0 MH
~ ~
PHASE/
ra
I
L----"
1
:..:.::.:;:.z _ _ _
t---+
1
--1
FREO
~5 1---'--ll ~11
DET
U202
U201
----------
500-1000 MHZ
250-500 MHz
0206
550 MHz
0.01-250 MHz
VCA
U206
OUTPUT
SYNTH RF
SELECT
CR206-208. 210-212.
?23·226.
K201
LOIHI
BAND
SELECT
J2
67.68
!
1
CONTROL
PI
1-------------~=~----------L------------L----;:r--<
57.58
I
I
I
RF ADD BUS 0-3
CONTROL
LATCHES
U112. 123. 137-145
I
I
I
1
I
~---------------------------------------~RF~L~A~TC~H~A~D~D~13~1~14~1--<zB.
29
17-200)-~jl ~R~F~OA~T~A;B~US~0-~3---f~~;;l
23-26/
I
ADDRESS
0136
_,
RF BUS EN
DECODE
21. 22 >-'"_..:.:::...::,::::...::;.:,__ _ _ _
'L=::.._j
8521-34
Ftgure 11-1.
RF Synthestzer AS Block D1agram
Advertisement
Table of Contents
