cxa1998aq Sony Electronics, cxa1998aq Datasheet - Page 5

• Manufacturer Part Number: cxa1998aq
• Description: Recording/playback Equalizer Amplifier
• Manufacturer: Sony Electronics

No.
Pin
10
11
12
9
AMS GAIN
AMS GND
AMS TC
AMS OUT
Symbol
voltage
3.5V
0.0V
8.0V
8.0V
DC
I/O
—
—
—
O
resistance
—
—
—
—
I/O
Vcc
9
Vcc
GND
V
12
CC
– 5 –
147
11
10
Equivalent circuit
GND
Vcc
GND
Vcc
147
GND
10µ
GND
100k
10k
1k
GND
GND
Vcc
Vcc
V
CC
Connects a resistor
for determining AMS
signal detection level
and a capacitor for
determining HPF cut-
off frequency.
AMS block ground.
Connects time
constant for AMS
detection.
AMS output.
No signal detection:
Signal detection: Low
Description
CXA1998AQ
High