CXA3090N Datasheet

IC型號(hào)：
CXA3090N
PDF描述：
6ch. Read/Write Amplifier for Thin Film Head of Hard Disk Dr...
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224.86KB
PDF頁(yè)數(shù)：
17頁(yè)
芯片廠(chǎng)家：
SONY

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CXA3090N

6ch. Read/Write Amplifier for Thin Film Head of Hard Disk Drive

For the availability of this product, please contact the sales office.

Description

The CXA3090N is a Read/Write Amplifier for the

thin film head of hard disk drive and designed to

handle up to 6 channel heads.

Features

鈥?/div>

Operate on single +5 V power supply

鈥?/div>

Low power consumption

Read : 85 mW

Write : 115 mW + I

脳5

鈥?/div>

Designed for two terminal thin-film or MIG heads

鈥?/div>

Read amplifier emitter follower output featuring

325 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 : 6.8 Vp-p (typ)

Differential P-ECL write data input

Built-in write unsafe detection circuit.

Built-in Servo write function (3/6 ch).

Built-in IC protection circuit for short of head and

GND.

Read data outputs are high impedance in write

mode.

Unselected head voltage is GND potential.

Built-in supply voltage monitor circuit prohibits

incorrect write during power on or abnormal

voltage.

Self switching damping resistance (R

= 350

鈩?.

Absolute Maximum Ratings

(Ta=25 擄C)

鈥?/div>

Supply voltage

鈥?/div>

Write current

鈥?/div>

Operating temperature

鈥?/div>

Storage temperature

Topr

Tstg

mAo-p

鈥?0 to +75

擄C

鈥?5 to +150

800

擄C

24 pin SSOP (Plastic)

鈥?/div>

Allowable power dissipation

鈥?/div>

WUS/SE pin input current

SEH

Recommended Operating Conditions

鈥?/div>

Supply voltage

5.0 V鹵10

鈥?/div>

Write current

5 to 15 mAo-p

鈥?/div>

Function

Read, Write and Write unsafe detection for HDD,

power supply ON/OFF detection.

Structure

Bipolar silicon monolithic IC

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.

鈥?鈥?/div>

E96420-TE

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