cxa2511aq Sony Electronics, cxa2511aq Datasheet - Page 5

• Manufacturer Part Number: cxa2511aq
• Description: Dolby B-c Type Noise Reduction System With Playback Equalizer Amplifier
• Manufacturer: Sony Electronics

Pin
No.
12
14
15
17
21
16
18
19
MSTC
MSOUT
NRMODE
INSW
MSSW
NRSW
TAPESW
DRSW
Symbol
Typical pin voltage
0.2V
when a
signal is
detected;
DVcc
when no
signal is
detected
0.0V
when
open
0.0V
when
open
DC
—
AC
—
—
—
—
I/O
—
O
I
I
I/O
resistance
100k
100k
—
—
– 5 –
17
15
21
19
12
16
18
DVcc
14
100k
100k
100k
1.1k
1.1k
Equivalent circuit
147
DGND
853
147
DGND
10k
GND
Vcc
DGND
DGND
GND
GND
GND
Vcc
Vcc
Vcc
Time constant for
detecting the
music signal
interval
Music sensor
output
Dolby NR mode control
Low (open):
High: Dolby C type NR
Line amplifier input
select control
Low (open): TAPEIN
High: AUXIN
Music sensor control
Low (open):
High: MS OFF
Dolby NR control
Low (open):
High: NR ON
Playback equalizer
amplifier control
Low (open): 120µs
High: 70µs
Head select control
Low (open):
High: REVERSE
Description
Dolby B type NR
FORWARD
MS ON
NR OFF
CXA2511AQ