cxa1898q Sony Electronics, cxa1898q Datasheet - Page 3

• Manufacturer Part Number: cxa1898q
• Description: Recording/playback Equalizer Amplifier
• Manufacturer: Sony Electronics

Pin Description
No.
Pin
30
29
28
31
6
7
8
9
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
50k
147
147
50k
I/O
29
8
31
6
28
GND
9
30
V
GND
7
– 3 –
V
CC
GND
CC
V
GND
V
CC
147
CC
147
147
Equivalent circuit
147
GND GND
2
4
500
50k
GND
10
500
500
VGS
3k
3
47k
500
VGS
GND
2
V
VGS
4
18.8k
CC
47.8k
5.3k
VGS
V
23k
V
1.8k
40k
CC
5p
CC
VGS
V
CC
AGC signal input.
Input resistance
changes between
47k and 3k
Recording equalizer
input.
AGC output pin.
AGC is applied at
–11dBm or more.
Recording equalizer
output.
Description
CXA1898Q