cxa1998aq Sony Electronics, cxa1998aq Datasheet - Page 4

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

No.
Pin
32
31
30
29
5
6
7
8
AGC IN1
AGC IN2
REC IN1
REC IN2
AGC OUT1
AGC OUT2
REC OUT1
REC OUT2
Symbol
voltage
4.0V
4.0V
4.0V
4.0V
DC
I/O
O
O
I
I
resistance
147
147
50k
50k
I/O
30
7
32
5
29
GND
8
31
6
V
GND
V
GND
CC
V
CC
GND
– 4 –
V
CC
147
CC
147 10k
147
Equivalent circuit
147
4
500
50k
2
10
GND
VGS
500
500
3
40k
GND
500
VGS
GND
VGS
V
2
18752
4
CC
9945
107423
VGS
V
23186
V
1759
CC
40k
5p
CC
VGS
V
CC
AGC signal input.
Input resistance
changes between
50k and 100k .
AGC functions when
the signal of –30dBm
or more is input to
AGC for AGC ON.
(External 47µF//300k
for Pin 4)
Recording equalizer
input.
AGC output.
Recording equalizer
output.
Description
CXA1998AQ