Alinco DR-61 OT/E, Service Manual

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5 ) M 5 6 7 6 0 F P ( X A 0 2 3 5 )
540MHz Frequency Synthesizer
Serial data input
terminal
SI n=
1
16
Clock input terminal
CPS d 2
15
Reset input terminal RST HZ 3
2
14
Reference Bias
input terminal
REF
zz
4
Ol
o>
-si
o>
o
"n
T3
13
Local Oscillator input
terminal fmax =540MHz
FIN CZ 5
12
Output portl terminal
SW
1
izz
6
11
Output port2 terminal
SW2 CZ 7 10
Ground terminal
GND
IZZ
8
9
Function Table
Power supply
WCC terminal
3 ~ 5.5V 14mA
1XIN
Reference oscillator
input terminal
1XOUT Reference oscillator
output terminal
___ Phase detector output
1 LOCK terminal
when locked Low
, pp Phase detector output
terminal
I
lpi
Low pass filter input
terminal
I LFO L°w pass filter
output terminal
p/N Phase switch input terminal
of phase comparator
P/N input
Phase
PD output
High or Low Locked
Hi-Z
High
Lead
High
High
Lag
Low
Low
Lead
Low
Low Lag High
LFI L F O
21