CXA2094 Ver la hoja de datos (PDF) - Sony Semiconductor
Número de pieza
componentes Descripción
Fabricante
CXA2094 Datasheet PDF : 31 Pages
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Pin
No.
Symbol
Pin
voltage
34 VEOUT 4.0V
35 VCAIN
4.0V
Equivalent circuit
Vcc
5P
580
34
580
10k
VCC
47k
47k
20k
VCC
35
CXA2094Q
Description
Variable de-emphasis output
pin.
(Connect a 4.7µF non-polar
capacitor between Pins 34
and 35.)
VCA input pin.
Input the variable
de-emphasis output signal
from Pin 34 via a coupling
capacitor.
36 VCATC
1.7V
37 VCAWGT 4.0V
VCC
×4
36
×4
↓
4k
↓
20k
50µ
7.5µ
Determine the restoration
time constant of the VCA
control effective value
detection circuit.
(The specified restoration
time constant can be
obtained by connecting a
10µF capacitor between this
pin and GND.)
40k 40k 3p
2.9V
36k
580
580 147
↓
4k↓ 30k
8k
50µ
8µ
VCC
37
Weight the VCA control
effective value detection
circuit.
(Connect a 1µF capacitor
and a 3.9kΩ resistor in series
between this pin and GND.)
–8–
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