參數(shù)資料
型號: TDA5360
廠商: NXP Semiconductors N.V.
英文描述: Pre-Amplifier for Hard Disk Drive with MR-Read / Inductive Write Heads
中文描述: 預(yù)硬盤放大器磁共振讀/寫磁頭感應(yīng)
文件頁數(shù): 29/34頁
文件大?。?/td> 198K
代理商: TDA5360
1998 July 30
Philips Semiconductors
Objective Specification, Revision 2.2
Pre-Amplifier for Hard Disk Drive with
MR-Read / Inductive Write Heads
TDA5360
29
12.3
Write Charateristics
Unless otherwise specified, recommended operating conditions apply,
IW=50mA, LH=75nH, RH = 10
, fDATA=5MHz, Ambient temperature.
SYMBOL
PARAMETERS
CONDITIONS
MIN
TYP
MAX
UNIT
IWR
Write Current Range
10
30.8
50.3
mA
PK
I
WR
/ I
WR
Write Current Tolerance
-7
7
%
Differential Head Voltage
Swing
Iwr = 50mA
TBD
16
VPP
IUH
Unselected Head Current
Glitch
IW = 50mA
1
mA
PK
fDATA
Write Data Frequency for
Safe Condition
FLT = Low
1
MHz
RO
Differential Output
Resistance
30
60
Ohm
CO
Differential Output
Capacitance
6
pF
ASYM
Asymmetry
(ASYM = |tr-tf| )
Write Data has 50% duty cycle &
0.5ns rise/fall time, load=short
0.1
ns
tr , tf
Rise/Fall Time
(-0.8 * I
WR
=> +0.8 * I
WR
)
10-90%; IW = 50mA
L
H
=75nH, R
H
=10
0.84
ns
TWSET
Write Current Settling Time
IWR = 50mA,
L
H
=75nH, R
H
=10
2.5
ns
WCOV
Write Current Overshoot
IW = 50mA,
L
H
= 75 nH, R
H
= 10
WCP0,1,2 = 000
20
%
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