CXA3510N
4ch. Read/Write Amplifier for
Thin Film Head of Hard Disk Drive
For the availability of this product, please contact the sales office.
Description
The CXA3510N is a Read/Write Amplifier for the
thin film head of hard disk drive and designed to
handle up to 4 channel heads.
Features
鈥?/div>
Operate on single +5 V power supply
鈥?/div>
Low power consumption
Read : 85 mW
Write : 115 mW + I
W
脳
5
Idle : 8 mW
鈥?/div>
Designed for two terminal thin-film or MIG heads
鈥?/div>
Read amplifier emitter follower output featuring
360 times gain (typ).
鈥?/div>
Differential input capacitance for Read : 6pF (typ)
鈥?/div>
Input noise : 0.47 nV /
鈭?/div>
Hz (typ)
鈥?/div>
Write current range : 5 to 15 mA
鈥?/div>
Differential Head voltage swing : 9 Vp-p (typ)
鈥?/div>
I
W
Rise / Fall times : 3.7 ns (typ)
(L
H
=540 nH, R
H
=25
鈩?
I
W
=10 mA)
鈥?/div>
Differential P-ECL write data input
鈥?/div>
Built-in write unsafe detection circuit.
鈥?/div>
Built-in Servo write function (2/4 ch).
鈥?/div>
Built-in IC protection circuit for short of head to
GND.
鈥?/div>
Read data outputs are high impedance in write
mode.
鈥?/div>
Unselected head voltage is GND potential.
鈥?/div>
Built-in supply voltage monitor circuit prohibits
incorrect write during power on or abnormal
voltage.
鈥?/div>
Self switching damping resistance (R
D
= 360
鈩?.
Function
Read, Write and Write unsafe detection for HDD,
power supply ON/OFF detection.
Structure
Bipolar silicon monolithic IC
Absolute Maximum Ratings
(Ta=25 擄C)
鈥?/div>
Supply voltage
鈥?/div>
Write current
鈥?/div>
Operating temperature
鈥?/div>
Storage temperature
V
CC
I
W
Topr
Tstg
6
V
20
mAo-p
鈥?0 to +75
擄C
鈥?5 to +150
620
15
擄C
mW
mA
20 pin SSOP (Plastic)
鈥?/div>
Allowable power dissipation
P
D
鈥?/div>
WUS/SE pin input current
I
SEH
Recommended Operating Conditions
鈥?/div>
Supply voltage
V
CC
5.0 V鹵10
%
鈥?/div>
Write current
I
W
5 to 15 mAo-p
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
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