Philips TDA5360 用户手册

1998 July 30

Philips Semiconductors

Objective Specification, Revision 2.2

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

TDA5360

4

V

CC

DC Supply voltage

+4.5

+5

+5.5

V

V

EE

-4.5

-5

-5.5

V

NF

Noise Figure

Note 3, Section 14

1.7

1.7

dB

IRNV

Input Referred Noise 
Voltage

Rmr=66

Ω

; Imr=8mA;

10 MHz<f<100 MHz

0.8

nV/
sqrtHz

Avd

Differential gain

V

IN

=1mVpp @ 20 MHz, 

R

Loaddif

=

330Ω

, Imr=8mA, 

Rmr=66

Ω

, 

GAIN0=0, GAIN1=1; 

50

dB

f

HR

-3dB frequency bandwidth

Rmr=66

Ω

, Lmr=30 nH

-3dB: without Boost 

SAL

GMR

225
225

MHz
MHz

CMR

Common Mode Rejection 

Imr=8 mA, Rmr=66

Ω

, 

10MHz<f<200MHz
1 MHz<f< 10 MHz
f<100 kHz, 1mV input signal

20
40
60

dB
dB
dB

PSR

Power Supply Rejection 

200mVpp on Vcc or Vee, 
Imr=8mA, Rmr=66

Ω

,

10MHz<f<200MHz
1 MHz<f<10 MHz
f < 100 kHz

20
40
60

dB
dB
dB

t

r

, t

f

Write Current Rise/Fall times

(-0.8 * Iwr => +0.8 * Iwr)

Iwr=50 mA; f=20 MHz;
L

H

=75nH, R

H

=10

Ω

0.84

ns

I

MR(PR)

Programming  MR bias 
current  range

SAL
GMR (see note section 10)

4
3

10.2
6 .1

mA
mA

I

WR(b-p) 

Programming Write current  
range (base-to-peak)

Rext

 = 

10 k

Ω

10

50.3

mA

f

sclk

Serial interface clock rate

40

MHz