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1 MHz
REF
FROMA9
RECEIVER
CONTROL
~
I
,-,j
:xl
FROMA9
RECEIVER
CONTROL
TIMING
"..
COUNTER
SERIAL
STROBE TO
...
PARALLEL
CONVERT.
CLOCK
DATA
TIMING TO
-v
ALL CIRCUITS
;UP-DOWN'
COUNTER I
..
1 Hz
I -
~
--
--
f-t.
10 Hz
f--
f - - - -
~
100 Hz
- - -
_.
H'
1 kHz
-
-'--
-----
~
10 kHz
.-
I
I
~
100 kHz
I
I
:-.
1 MHz
4
1--'---
;..
.....
10MHz
..
.....
.... 4 BIT DATA BUS
IN-OUT
.....
CONTROL
f--
,
LATCH
, .
ACCUM-
J
ALATOR I--
NO.1
.,
ADDER
L.
4 BIT DATA BUS
...
REGISTER
-
~It-
ACCUM-
CARRY
4
ALATOR
I---
OUT
NO.2
.
IF
Fo1VCO
;..
ADDER
..
f+-=!
FREQUENCY
...
.....
4 BIT DATA BUS
. .
2 MODULUS
...
3 DECADE
DIVIDER
4 BIT DATA BUS
..
.....
,
'.
8BIT
ANALOG
DIGITAL
}
TO
DATA
'i..
TO .
"..
ANALOG
CONVERT
Fn
..
REFER.
..
.....
.
TO
ANALOG
CIRCUIT
PHASE
COMPARATOR
UK and US Palants haya been applied for
coyering Ihe synthesizer circuits described on this
page. Thl. Informal Ion I •• ubject to limited
righlS in technical datalDAA 7-109IAII.
Figure
4-\0.
First l.ocal
O:;dllalor
Digital Circuits hllll"liullal Bllld; J)laglalll
~.
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