CXA2104S 查看數據表（PDF） - Sony Semiconductor
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CXA2104S Datasheet PDF : 28 Pages
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CXA2104S
Pin
No.
Symbol
Pin
voltage
20 SAPOUT 4.0V
22
VE
4.0V
Equivalent circuit
5P
Description
Vcc
24k
↓ 10µ
147
22
580
580 10k
147
SAP FM detector output pin.
20
4k
↓ 50µ
VCC
7.5k
Variable de-emphasis
integrating pin.
(Connect a 2700pF capacitor
and a 3.3kΩ resistor in series
between this pin and GND.)
Vcc
23 VEWGT 4.0V 23
580
147
580
8k
24 VETC 1.7V
×4 ×4
4k
↓ 50µ
2.9V
4V
36k
Weight the variable
de-emphasis control effective
value detection circuit.
(Connect a 0.047µF capacitor
and a 3kΩ resistor in series
between this pin and GND.)
30k
4k
↓ 8µ
↓ 50µ
Vcc
24
20k
↓ 7.5µ
Determine the restoration
time constant of the variable
de-rmphasis control effective
value detection circuit.
(the specified restoration time
constant can be obtained by
connecting a 3.3µF capacitor
between this pin and GND.)
–7–
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