CXA1998 SONY [Sony Corporation], CXA1998 Datasheet - Page 4

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CXA1998

Manufacturer Part Number
CXA1998
Description
Recording/Playback Equalizer Amplifier
Manufacturer
SONY [Sony Corporation]
Datasheet
No.
Pin
32
31
30
29
6
7
8
5
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
147Ω
147Ω
50kΩ
50kΩ
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
4
18752
CC
9945
107423
VGS
V
23186
V
1759
CC
40k
5p
CC
VGS
V
CC
AGC signal input.
Input resistance
changes between
50kΩ and 100kΩ.
AGC functions when
the signal of –30dBm
or more is input to
AGC for AGC ON.
(External 47µF//300kΩ
for Pin 4)
Recording equalizer
input.
AGC output.
Recording equalizer
output.
Description
CXA1998AQ

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