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FDD412A/B
operation
and objective
of each
signal.
(1).
WRITE
GATE-N
ris-
'
w—
T3
—4
|
1
HEAD ENGAGE-N Pies
stile
11
Ts.
!
'
a)
OFT,
< 6us
Ty, > 50 us
O<
T2
<
6UuUs
Ts
> 580 Us
T3 > 50 ms
Te':
Head
loading
off
Head
change
| aunsbicea
area
Read/seek
Fig.
2.4]
WRITE GATE Signal
Timing
(2)
WRITE
DATA-N
1
0
1
1
0
0
- ant
ele
iy
=
!
Ts
'
!
i
!
"a. 28
i!
ef
sa
T; > 180 ns
Ts > 180 ns
T2 > 180
ns
Te > 180
ns
T3 =
1/2 Ts
T7 =
2.0
ust0.1%
T,
=
40us
+0.1%
Fig. 2.42
WRITE DATA-N Signal Timing
1
—
Ti
To! .
T,
=
T2
20
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