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TZA1000 - QIC read-write amplifier

Description

TZA1000 Input for fast reader/writer (track height servo) signal selection Power fail detection on both 5 and 12 V lines (status can be read from the read register) Write unsafe detection Provides an accurate reference voltage (for AD conversion) Ve

Features

  • 3-wire serial interface for programming.
  • On-chip Digital-to-Analog Converters (DAC) for:.
  • MR (Magneto Resistive) sense bias current.
  • MR DC bias current.
  • Write current.
  • Low noise differential input stage: typically 0.65 nV/√Hz (Zi = 0 Ω).
  • Magnetic feedback circuit to handle large output signals.
  • MR DC bias current circuit.
  • Very fast write current rise and fall times with near rail-to-rail voltage swing.
  • Max.

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Datasheet preview – TZA1000

Datasheet Details

Part number TZA1000
Manufacturer NXP
File Size 132.91 KB
Description QIC read-write amplifier
Datasheet download datasheet TZA1000 Datasheet
Additional preview pages of the TZA1000 datasheet.

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Full PDF Text Transcription

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INTEGRATED CIRCUITS DATA SHEET TZA1000 QIC read-write amplifier Preliminary specification Supersedes data of 1998 Mar 11 File under Integrated Circuits, IC01 1998 Mar 17 Philips Semiconductors Preliminary specification QIC read-write amplifier FEATURES • 3-wire serial interface for programming • On-chip Digital-to-Analog Converters (DAC) for: – MR (Magneto Resistive) sense bias current – MR DC bias current – Write current • Low noise differential input stage: typically 0.
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