Philips TDA5360 User Manual
Page 32
1998 July 30
Philips Semiconductors
Objective Specification, Revision 2.2
Pre-Amplifier for Hard Disk Drive with
MR-Read / Inductive Write Heads
TDA5360
32
13 LIMITING VALUES / RECOMMENDED OPERATION CONDITIONS
In accordance with the Absolute Maximum System (IEC 134)
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP
MAX.
UNIT
V
CC
Positive Supply voltage
range
note1
4.5
5.0
5.5
V
V
EE
Negative Supply voltage
range
note 2
-4.5
- 5.0
-5.5
V
V
IH
High level CMOS input
voltage
2.4
V
CC
V
V
IL
Low level CMOS input
voltage
0
0.8
V
V
i(dif)(p-p)
(Writer input)
Differential Peak to Peak
input voltage
High level PECL input
voltage
Low level PECL input
voltage
0.4
2.4
0.7
3.2
2.8
1.5
V
CC
V
V
V
Imode
(Writer input)
Differential Peak to Peak
input current
High level input current
Low level input current
0.4
-1.4
0.8
-1.2
-0.4
1.0
-0.1
mA
mA
mA
T
amb
Ambient temperature
0
55
70
°
C
T
j
Junction temperature
when reading
when writing
70
110
130
°
C
R
MR
MR element resistance
46
66
86
Ohm
L
l(tot)
Total lead inductance to
the head
in each lead
-
17
nH
R
l(tot)
Total lead resistance to the
head
in each lead
-
1.5
Ohm
V
MR
Voltage accross MR
element (RPx-RNx)
1
V
V
sig(dif)(p-p)
MR head input signal peak
to peak voltage
differential
0.4
1
3
mVpp
L
wh
Write Head inductance
including lead
75
nH
R
wh
Write Head resistance
including lead
-
10
Ohm
C
wh
Write head capacitance
including lead
-
TBD
pF
R
ext
Reference resistor
Iref=Vref/Rext
9.9
10
10.1
k
Ω