TDA5153 Datasheet, PDF (4/28 Pages) NXP Semiconductors – Pre-amplifier for Hard Disk Drive HDD with MR-read/inductive write heads

Philips Semiconductors
Pre-amplifier for Hard Disk Drive (HDD)
with MR-read/inductive write heads
Preliminary specification
TDA5153
5 QUICK REFERENCE DATA
SYMBOL
PARAMETER
CONDITIONS
V_CC
V_CC(WD)
F
V_nir
G_v(dif)
supply voltage
write drivers supply voltage
noise figure
input referred noise voltage; see
note 3 in Chapter 13
differential voltage gain
R_MR = 28 Ω; I_MR = 10 mA;
T_amb = 25 °C; f = 20 MHz
R_MR = 28 Ω; I_MR = 10 mA;
T_amb = 25 °C; f = 20 MHz
from head inputs to RDx, RDy;
R_MR = 28 Ω; I_MR = 10 mA
d4 = logic 0
d4 = logic 1
B_{−3 db}
−3 dB frequency bandwidth
upper bandwidth without gain
boost (4 nH lead inductance)
CMRR
PSRR
t_r, t_f
common mode rejection ratio;
R_MR mismatch <5%
power supply rejection ratio
(input referred);
R_MR mismatch <5%
rise/fall times (10% to 90%)
I_MR = 10 mA; f < 1 MHz
I_MR = 10 mA; f < 100 MHz
f < 1 MHz
f < 100 MHz
L_h = 150 nH; I_WR = 35 mA;
f = 20 MHz
I_MR(PR)
programming MR bias current
I_WR(PR)(b-p) programming write current
range (base-to-peak)
V_CC(WD) = 8.0 V
V_CC(WD) = 6.5 V
R_ext = 10 kΩ
R_ext = 10 kΩ
f_SCLK
serial interface clock rate
MIN.
4.5
V_CC
−
TYP.
5.0
8.0
3.0
MAX.
5.5
8.8
3.2
UNIT
V
V
dB
−
0.9
1.0
nV/√Hz
−
160 −
−
226 −
−
220 −
MHz
−
45
−
dB
−
25
−
dB
−
80
−
dB
−
50
−
dB
−
−
−
−
5
−
20
−
−
−
1.8
ns
2.1
ns
20.5 mA
51
mA
25
MHz
1997 Jul 02
4