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Part Name
Description
CXA2560Q View Datasheet(PDF) - Sony Semiconductor
Part Name
Description
Manufacturer
CXA2560Q
Dolby∗ B Type Noise Reduction System with Playback Equalizer Amplifier
Sony Semiconductor
CXA2560Q Datasheet PDF : 19 Pages
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CXA2560Q
Pin
No.
Symbol
Typical pin voltage
I/O
I/O resist-
DC
AC
ance
(Ta = 25°C, V
CC
= 8.0V, DV
CC
= 5.0V)
Equivalent circuit
Description
Vcc
13 MSTC
147 853
—
— ——
13
10k
Time constant for
detecting the
music signal
interval.
0.2V
when a
signal is
14 MSOUT
detected
; DVcc
—
O
—
14
when no
signal is
detected
17 MUTESW
0.0V
147
18 TAPESW when
—
I 100k
Ω
17
open
18
100k
21
21 MSSW
16 NRSW
19 DRSW
0.0V
when
—
open
147
I 100k
Ω
16
19
100k
–5–
GND
Vcc
Music sensor
output.
GND
Mute function
control.
Vcc
Low (open) :
Mute OFF
High: Mute ON
Playback
equalizer amplifier
control.
Low (open) : 70µs
High: 120µs
Music sensor
control.
GND
Low (open) :
MS ON
High : MS OFF
Vcc
Dolby NR control.
Low (open) :
NR OFF
High: NR ON
Head select
control.
Low (open) :
FORWARD
GND
High: REVERSE
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