Icom IC-3200A Service Manual page 66

S-7116A
(TONE
GENERATOR CMOS
LSI)
MAXIMUM
RATINGS
DESCRIPTION SYMBOL
RATI
NOS
UNIT
Power
supply vollage Vdi?
V
inpol vollage
ViN
Vss-0.3'^Voo40.3
V
Ourput
voltage
VOUT Vss
0.3
-Vm>4
0.3
Package
dissipallDn
Pu 300
mW
Operating Eemperature
L
Topfl
-35
-
470
OQ
Storage temperature
Tstg
-40-4125
PIN
CONNECTION
(Top View)
BLOCK DIAGRAM
P2
PI
Vfis
m
PI
P2 P3
P4
P5 P6
I
OJTPUT
BUFFER
Vdd
osc
1
1
STAGE
e
STAGE
JOHNSON
1
PROGRAM COUNTER
COUNTER
RESISTOR
LADDER
NETWORK
TONE OUT
P
1
-
P
6
CODE
VS.
TONE FREQUENCY
Fosc
-
3.579&45MH1
TONE
FREQ. PI pa P3 P4 PS pe
TONE
FREQ. PI P2 P3
m
P5 P6
TONE
FREQ.
PI
R2 P3 P4 P5 pe
B B BB
B
B
B
B
fl
B
fl
0 0
1
71.9
0
B
0 0
B B
1
0
B
B B
1
0
1
74.4
B
1
0
fl
B
0
141.3 0
0
1
B B B
0
1
77.0
B
0
1
B
0 0 146.3
t
B
1
0
1
Q
B B B
0
1
79.7
B
0
1
0 0 0 151.4 0 D 0
1
B
BB B
1
fl
825
B
1
1
0
0 0
155-7
1
0
B
1
B B BB
fl fl
0
B
S5.4
1 1 1
0 0 0 162,2
0
1
0
1
1
0
1600
1
0
1 1
0
1
&B.5
0 0
B
1
B
1 1
0
B B B
1700
B
1 1 1
0
1
91
.5
1
V
B
0
B
0
0
1
B
1
E
1750
B
1
BB B
fl
^
a
B
1
0
B
1
0
1 1
B
0
leoo
—
0 0
BB B
B
97.4
1 1
0
0
186.2
0
1 1
1 1
0 1300
1
0 0 0
1
a
1
;
1000
B
1
0 0
192.6
1
B B B B
0 2000 0
1
0 0
1 1
[
103.5
1
1
0 0
2035
0
0 0 0 0
fl 2200
1 1
B
fl
1
m
B
1
B
0
210.7
1
B
B
0
0
fl
B
fl
0 fl
1
B B B
0 213.1
0
B B
0
B BB
0
B
fl
114.3
m
0 0 0
1
B
225.7
1
1
0 0 0
1
2295
0
1 1
1
1
0
1 1
mmm
B
0 0
1
0 233.6
n
0 0 fl 2125 fl
B B
0
BB
123.0
0
1
0 0
1
0 241.8
1
0
1
0
0
1
1275
0
0
0
1 1 1
127.3
1 1
0 0
1
1
0
250-3 0
1 1
0 0
1
1445
1
0
1 1 1
1
= Vdo
level unit;
Hi
0
-
^3s
tevel
11—3