CXA2561Q
(Ta = 25°C, VCC = 8.0V, DVCC = 5.0V)
Typical pin voltage
I/O
Pin
No.
Symbol
I/O
—
Equivalent circuit
Description
resis-
tance
DC
AC
Vcc
Music signal interval
detection level
setting.
500
500
11 G2FB
12 G1FB
147
4.0V
—
—
—
—
11
12
GND
Vcc
Time constant for
detecting the music
signal interval.
147 853
—
13 MSTC
—
—
13
10k
GND
Vcc
0.2V
when a
signal is
detected;
DVcc
Music sensor
output.
14 MSOUT
—
O
14
when no
signal is
detected.
GND
Dolby NR mode
control.
Low (open):
Dolby B NR
High: Dolby C NR
15 NRMODE
17 MUTESW
Vcc
Mute function
control.
Low (open):
Mute OFF
0.0V
when
open.
15
17
18
21
147
High: Mute ON
—
I
100kΩ
100k
Playback equalizer
amplifier control.
Low (open): 70µs
High: 120µs
18 TAPESW
21 MSSW
GND
Music sensor
control.
Low (open): MS ON
High: MS OFF
– 5 –
SONY [ SONY CORPORATION ]
