CXA1619BM/BS
Voltage (V)
No.
Symbol
V
CC
=3 V V
CC
=6 V
FM AM FM AM
Equivalent circuit
Description
19
1.25V
×3
19 (20) METER
1.6 1.6 4.5 4.5
N
GND
Meter drive circuit
(For tuning indicator)
20 (21) GND
0
0
0
0
AFC pin of W band.
21 (22) AFC/AGC
1.25 1.49 1.25 1.49
22
During AM, it determines
time constant of AGC
AFC pin of J band.
22 (23) AFC/AGC
1.25 1.25 1.25 1.25
23
33k 39k
21
During AM, it determines
time constant of AGC.
GND
23 (24) DET OUT
1.25 1.0 1.25 1.0
Detection output pin
11k
24
24 (25) AF IN
0
0
0
0
×4
×4
82k
GND
Power amplifier input pin
V
CC
25 (26)
RIPPLE
FILTER
17k
2.71 2.71 5.4 5.4
25
73k
90k
Ripple filter
26 (27) V
CC
28
GND
(29, 30)
3.0 3.0 6.0 6.0
0
0
0
0
Power supply pin
Power GND
∗
The pin voltage of pin 6 during AM, it is the same pin voltage of pin 22 (23) during J BAND and is the same
pin voltage of pin 21 (22) during W BAND.
—5—
SONY [ SONY CORPORATION ]
