TDA5153 Просмотр технического описания (PDF) - Philips Electronics

Номер в каталоге

Компоненты Описание

производитель

TDA5153

Pre-amplifier for Hard Disk Drive (HDD) with MR-read/inductive write heads

Philips Electronics 

Philips Semiconductors

Pre-amplifier for Hard Disk Drive (HDD)

with MR-read/inductive write heads

Preliminary specification

TDA5153

13 CHARACTERISTICS

VCC = 5.0 V; VCC(WD) = 8 V; VGND = 0 V; Tamb = 25 °C; unless otherwise specified.

SYMBOL

PARAMETER

CONDITIONS

MIN. TYP. MAX. UNIT

Read characteristics

IMR

∆IMR

Gv(dif)

MR current adjust range

tolerance (excluding Rext)

I--M-----R-I--M-–---R--I--M(-P---RR---(-)-P---R---)

with IMR(PR) = 10 mA

differential voltage gain; note 1

Rext = 10 kΩ; 0.5 mA steps

5

−

from head inputs to RDx, RDy;

RMR = 28 Ω; IMR = 10 mA;

f = 20 MHz;

d4 = 0

−

Ri(dif)

Ci(dif)

THD

BL

BH

F

Vnir

fB(L)

d4 = 1

−

differential input resistance

IMR = 10 mA

−

differential input capacitance

−

total harmonic distortion

−

signal gain pass band edge; note 2 −3 dB

−

signal gain pass band edge without −3 dB (4 nH lead inductance) −

gain boost; note 2

−3 dB (50 nH lead inductance) −

noise figure; note 3

RMR = 28 Ω; IMR = 10mA;

−

Tamb = 25 °C; f = 20 MHz

input referred noise voltage; note 3 RMR = 28 Ω; IMR = 10mA;

−

Tamb = 25 °C; f = 20 MHz

+3 dB noise low corner frequency RMR = 28 Ω; IMR = 10 mA;

−

Tamb = 25 °C; no lead

inductance

fB(H)

+3 dB noise upper corner

frequency

RMR = 28 Ω; IMR = 10 mA;

−

Tamb = 25 °C; no lead

inductance

αcs

PSRR

CMRR

channel separation; note 4

unselected head

−

power supply rejection ratio; note 5 f < 1 MHz; IMR = 10 mA

−

f < 100 MHz; IMR = 10 mA

−

common mode rejection ratio;

note 5

from nRx − nRy to RDx − RDy;

RMR mismatch < 5%;

IMR = 10 mA;

f < 1 MHz

−

f < 100 MHz

−

DR

rejection of SCLK and SDATA;

from SCLK, SDATA inputs to −

note 6

the RDx − RDy outputs; note 7

VO(R)(dif)

output DC offset voltage in read

DC voltage between

−

mode (differential after DC settling) RDx − RDy (in read mode)

Zo(R)

output impedance in read mode single ended

−

−

20.5 mA

±4

−

%

160 −

226 −

13

−

Ω

16

−

pF

1

−

%

−

100 kHz

220 −

MHz

170 −

MHz

3.0 3.2 dB

0.9 1.0 nV/√Hz

400 kHz

220

MHz

50

dB

80

dB

50

dB

45

dB

25

dB

50

dB

−

±0.2 V

16

−

Ω

1997 Jul 02

19

Share Link: