CXA1999 データシートの表示（PDF） - Sony Semiconductor
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CXA1999 Datasheet PDF : 19 Pages
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CXA1999N
Pin
Symbol
Pin voltage
No.
Equivalent circuit
Description
8
QUAD
1.4 V
8
20p
VCC
22k
20k
Connects the phase shifter of FM
detector circuit.
9
DET OUT
0.2 V
50p
9
72 55k
GND
VCC
FM detector output.
7k 7k
GND
VCC
10
RSSI
0V
10
70k
11
LPF IN
0.2 V
11
72
12
LPF OUT
0.2 V
72
12
72
RSSI circuit output.
GND
VCC
Operational amplifier input.
GND
VCC
GND
Level comparator and NRZ
comparator inputs. Output for
operational amplifier is
connected.
—4—
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