TDA5360UK 查看數據表（PDF） - Philips Electronics

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TDA5360UK

Pre–Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads

Philips Electronics 

Philips Semiconductors

Pre-Amplifier for Hard Disk Drive with

MR-Read / Inductive Write Heads

6 BLOCK DIAGRAM

Objective Specification, Revision 2.2

TDA5360

hybrid

sense

TA handling

Rin:2bits

RFE

hybrid

sense

TA handling

Rin:2bits

RFE

voltage

driven

voltage

driven

Av

3bits 1.5 bit

Read Back End

Av

+ On/Off

d/dt

4 bits

RDp

V/I

out

RDn

MR BIAS

CURRENT

/ POWER

SETTING

5 bits

THERMAL

ASPERITY

DETECTOR

Rmr measure

temperatue

DIGITIZER

FAULT

DETECTION

CODING

SERIAL

INTERFACE

FLT

SDATA

SCLK

SEN

WRITE

CURRENT

5 bits

WDI

MUX

boost:2bits

BANDGAP

Rext

WDI

V/I

Interface

1 bit

WDp

WDn

1998 July 30

6

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