Sony CXA3239TN
The CXA3238TN/CXA3239TN is a Read/Write amplifier for GMR-Ind (Giant Magneto ResistiveInductive) heads used in hard disk drives, and is capable of supporting up to six channels.| Part No. | CXA3239TN |
|---|---|
| Datasheet | CXA3239TN Download |
| Manufacturer |  Sony |
| Description | 6/4-channel Read/Write Amplifier for GMR-Ind Head Hard Disk Drive |
| Buy | Stock & Price |
DESCRIPTION
FEATURES
● +5 V and –3 V power supply.● Current bias voltage sense type.
● Drives up to six heads (CXA3238TN)
● Drives up to four heads (CXA3239TN)
● Low power 180 mW at Read
● Differential read amplifier gain ; ×140/190 (RMR=50 Ω)
● Input noise of 0.77 nV/ √ Hz (typ.), RMR=50 Ω, IB=6.0 mA.
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● Recovery time write to read ; 300 nsec. (typ.) Write data is triggered by differential P-ECL signal. Servo bank write. (All channels) Write unsafe detection circuit. Serial port … Head selection MR bias Write current
APPLICATIONS
Hard disk drives with GMR-Ind heads. Structure Bipolar silicon monolithic IC 38 pin TSSOP (Plastic)ABSOLUTE MAXIMUM RATINGS
(Ta=25 °C)● Supply voltage VCC –0.3 to +6 V
● Supply voltage VEE –4.5 to +0.3 V
● Digital input voltage Vdi –0.3 to VCC+0.3 V
● Operating temperature Topr –20 to +70 °C
● Storage temperature Tstg –55 to +150 °C
● Allowable power dissipation TSSOP38 PD 1000 mW Operating Conditions
● Supply voltage
● MR bias voltage
● Bias curren...
