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LB1409
LC7259
[—— SEGMENT OUTPUT
——_
Voo
Vss__
iNHI
In 4
22~ 35 37~ 42
_—
C) -~-—-4
l
!
1
1
)
TEST
|
Tey
|
Voo |
Fin-FM@)
i-$—
FREQUENCY
|
COUNTER
{
{
Fin-AM@)—+1>
ml
:
|
FM-AM@)
|
IF CONTROL
mt ® TEST @
I
Voo |
ye
TIMING
\
CONTROL
!F FINE CONTROL
AM-Fine
¢AM
30
STEP
|
eFM
30
STEP
FM-Fine
OSC-OUT (19)
|
OSC-ING@
4,000,000 BIT COUNTER
{
Lc72s9_—sd!
mo
en
en
ee *@- — - - ----- d
@
FMIF
AMIFI
AMIF2
o
NOTE:rPU
is a special-type
resistor
whose
resistance
will become
the rated
value
at "'H'"
level, and
high at "L" level.
M54459L
CML-TTL
Level
_
8) To
Conversion
1@
72
1/2
175
1/5
Output
a
ake
j
GND
Divider
°
Output
1720
1100
;
peetemereetrces
es
me
wise he
ata
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