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參數(shù)資料
| 型號： | TDA5155X |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 光電元器件 |
| 英文描述： | Pre-amplifier for Hard Disk Drive HDD with MR-read/inductive write heads |
| 中文描述： | 10 CHANNEL READ WRITE AMPLIFIER CIRCUIT, UUC68 |
| 文件頁數(shù)： | 16/24頁 |
| 文件大?。?/td> | 112K |
| 代理商： | TDA5155X |
1997 Apr 08
16
Philips Semiconductors
Preliminary specification
Pre-amplifier for Hard Disk Drive (HDD)
with MR-read/inductive write heads
TDA5155
12 RECOMMENDED OPERATION CONDITIONS
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP
MAX.
UNIT
V
CC
V
CC(WD)
V
IH
V
IL
V
i(dif)(p-p)
supply voltage
write driver supply voltage
HIGH level input voltage (CMOS)
LOW level input voltage (CMOS)
differential input voltage
(peak-to-peak value)
HIGH level PECL input voltage
LOW level PECL input voltage
differential input current
(peak-to-peak value)
HIGH level differential input current
LOW level differential input current
ambient temperature
junction temperature
note 1
note 2
4.5
V
CC
3.5
0
0.4
0.7
5.5
8.8
V
CC
0.8
1.5
V
V
V
V
V
note 3
V
IH(PECL)
V
IL(PECL)
I
i(dif)(p-p)
note 3
note 3
note 4
1.5
0.4
2.85
2.15
0.8
V
CC
1.0
V
V
mA
I
IH(dif)
I
IL(dif)
T
amb
T
j
note 4
note 4
1.4
0
15
0.4
1.2
0.4
28
25
1.5
1
0.1
70
110
130
34
4
0.5
2
mA
mA
°
C
°
C
°
C
nH
V
mV
reading
writing (V
CC(WD)
= 8 V)
R
MR
(R
MR
)
L
l(tot)
R
l(tot)
V
MR
V
sig(dif)(p-p)
MR element resistance
R
MR
mismatch
total lead inductance to the head
total lead resistance to the head
voltage on top of MR elements
differential MR head input voltage
(peak-to-peak value)
write head inductance
write head resistance
write head capacitance
external reference resistor
note 5
in each lead; note 6
in each lead; note 6
note 7
L
wh
R
wh
C
wh
R
ext
including lead; note 6
including lead; note 6
including lead; note 6
V
R
ext
0.15
10
tbf
10
μ
H
pF
k
I
ref
----------
=
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