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DP84910 Integrated Read Channel

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Description

DP84910 (-36 -50) Integrated Read Channel October 1994 DP84910 (-36 -50) Integrated Read Channel General .
The DP84910 integrates most functions of the hard disk read channel electronics onto a single 5V chip It incorporates a pulse servo detector a program.

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Datasheet Specifications

Part number
DP84910
Manufacturer
National Semiconductor
File Size
377.62 KB
Datasheet
DP84910_NationalSemiconductor.pdf
Description
Integrated Read Channel

Features

* Y Y Y Y Y Y Y Y Y Y Y Operates at NRZ data rates up to 50 Mbits sec (equivalent 2 3 (1 7) code data rate) Operates with a single a 5V power supply Multiple power down modes available with dedicated SLEEP and IDLE SERVO power down pins Sleep mode included where ICC e 2 mA maximum Directly addr

Applications

* A channel filter with control register selectable cutoff frequency and equalization is provided onchip This eliminates the need for multiple external channel filters and allows for greater flexibility in the selection of zone frequencies The frequency synthesizer provides center frequency informatio

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