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CXA3238TN - 6/4-channel Read/Write Amplifier for GMR-Ind Head Hard Disk Drive

Description

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.

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.
  • Recovery time write to read ; 300 nsec. (typ. ) Write data is triggered by differential P-ECL signal. S.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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CXA3238TN/CXA3239TN 6/4-channel Read/Write Amplifier for GMR-Ind Head Hard Disk Drive For the availability of this product, please contact the sales office. Description 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. 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. • • • • • Recovery time write to read ; 300 nsec. (typ.) Write data is triggered by differential P-ECL signal. Servo bank write.
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