cxa3239tn Sony Electronics, cxa3239tn Datasheet - Page 25

• Manufacturer Part Number: cxa3239tn
• Description: 6/4-channel Read/write Amplifier For Gmr-ind Head Hard Disk Drive
• Manufacturer: Sony Electronics

1.04
1.02
0.98
0.96
1.04
1.02
0.98
0.96
–2
–4
–6
–8
1
1
8
6
4
2
0
10
–25.0
–25.0
Normalized bias current vs Ambient temperature
15
Normalized read amplifier voltage gain
Bank write current vs Current accuracy
Ambient temperature Ta ( C)
Ambient temperature Ta ( C)
20
0.0
0.0
vs Ambient temperature
Bank write current (mA)
25
25.0
25.0
30
50.0
50.0
35
Bank Write (A3238)
Bank Write (A3239)
V
V
R
IBn=“100”
Low gain
V
V
R
IBn=“100”
Low gain
CC
EE
MR
CC
EE
MR
=–3V
=–3V
=5V
=5V
=50
=50
40
75.0
75.0
45
—25—
Deviation of Bank write current is within 7% at basis of
the chart
50
1.04
1.02
0.98
0.96
1.04
1.02
0.98
0.96
V
Ta=25 C
R
Read 170 s
Write 30 s
1
1
CC
H
3.5
3.5
=0
=5V
Normalized bias current vs Power supply voltage
4
4
Normalized read amplifier voltage gain
vs Power supply voltage
4.5
4.5
V
V
CC
CC
5
5
(V)
(V)
CXA3238TN/CXA3239TN
5.5
5.5
V
R
IBn=“100”
Low gain
Ta=25 C
V
R
IBn=“100”
Low gain
Ta=25 C
EE
MR
6
EE
MR
6
=–3V
=–3V
=50
=50
6.5
6.5