Microscience_5.25_HH_High_Performance_Brochure_1989.pdf

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NOV
I
4
;989
•
TM
Store more.
Access
faster. Run cooler
with
the LOAD WARRIORS.
Proven technology and impressive
specific-
ations all backed by MICROSCIENCE quality
and reliability.
We designed and manufactured the
first
Half-Height 5.25 inch Winchester Disk Drive
and we
still
build them to
last.
•
•
•
•
•
•
•
5ms track to track seek time
Automatic carriage lock
Low power consumption
Dynamic spindle brake
Closed loop servo system
Single PCB with VSLI choices
Dedicated head landing zone
:
•••
Microsci(!nC~M
•••
•
•
•••
•
1M
•••
Microsci~nc~TM
5.25 inch High
Model No.
Capacity Unformatted
Capacity Formatted
Per
sector
Secto rs per track
,/
Perform~nce Half-~eight Win~hester
HH-1090
95
.8
MB
80
.1 MB
512 bytes
17
5 Mb/s
5 ms
28
ms
60 ms
9,840 bpi
1,250 tpi
1,314
4
7
1
MFM
11 watt
s
ST506/41
2
Disk Drive
,SPECI
FICATIONS
HH·3160
191
.6
MB
169.5
MB
512 bytes
36
10 Mb/s
5
ms
28
ms
60 ms
19,443 bpi
1,250 tpi
1,3 14
4
7
1
RLL
(2,7)
12 watts
SCSI
HH-1120
143.7 MB
122.4 MB
51
2
bytes
26
7.5
Mb/s
5 ms
28
ms
60
ms
14,760 bpi
1,2 50 tpi
1,314
4
7
1
RLL
(2
,7)
11 watts
ST506/4 12
HH
·2120
149.3
MB
12
1.1 MB
512 bytes
35
10 Mb/s
5
ms
28 ms
60 ms
16,969 bpi
1,250 tpi
1,024
4
7
1
RLL
(2,7)
12 watts
ESDI
HH
·2160
186.1 MB
160.1
MB
51
2
bytes
35
10 Mb/s
5
ms
28
ms
60
ms
19,247 bpi
1,250 tpi
1,276
4
7
1
RLL
(2,7)
12 watts
ESDI
HH
·3120
136.8 MB
121
.1 MB
512 bytes
36
10 Mb/s
5 ms
28 ms
60 ms
19,443 bpi
1,250
tpi
1,314
3
5
1
RLL
(2
,7)
12 watts
SCSI
Model No.
Capacity Unformatted
Capacity Formatted
Per
sector
Sectors
pe
r
track
Data Transfer Rate
Seek Time (incl. settling)
Track to
track
Ave rage
Maximu
m
Data Transfer Rate
SeekTime (incl. settling)
Track to
track
Average
Maximum
Functional Specifications
Recording densi ty
Trac k density
Cylinders
per
surface
Pl
atte rs
Read
write heads
Se
rvo
heads
Recording
code
Typical power diss
ipation
Functional Specifications
Reco
rd
ing density
Track density
Cyli
nders per surface
Pl
atters
Read write heads
Servo heads
Recording
code
Typical power di
ssipation
Interface
Interface
GENERAL SPECIFICATIONS:
- - - - - - - - - - - - - - - - - - - - - - - - -
Reliability Specifications
MTBF
(typica
l usage)
40
,000
poh
Preven
ti
ve ma
intenan
ce
none
Component life
5 years
Erro
r
ra
tes
Soft read erro
rs
in 10
10
bit read
in 10
12
bit read
Hard read erro
rs
Seek errors
in 10
6
see ks
Environmental limits (operating)
Ambient
temperature
Relative
humi
dity
Wet
bulb
,
maximum
Altitude
Vibrat ion
Shock
50
°
to 122 °F
(10 °
to
50 °C)
8
%
to 80
%
non
-condensing
78
°
F non-conden
sing (25 .5°
C)
0
to 10
,000
ft.
5
to 13.77 Hz,
.036
in.
po
p
13.77 to
500
Hz,
.35
G pk
10
G,
11 ms
Mechanical Dimensions
Height
Width
Length
Weight
1.625 in
.
5.750 in
.
8.000
in
.
4.4 lb.
Power Requirements
DC vo
ltage
volt s
±
5%
@
0
.7 A typi
ca
l
1
.6A
sta
rtin
g
+
5 volt s
±5
%
@
0.5A ty
pi
ca
l
8.33
ms
Environmental limits (non·operating)
Safety Approvals
UL,
CSA,
TUV
DISTRIBUTOR:
+
12
Ambient temperature
Rela
tive
humidity
Wet bulb
,
maximum
Altitude
Vibration
Shoc
k
-40°
to 140° F
(-40 °
to 60
°C)
8
%
to 80
%
non-condensing
78°
F non
-conden sing
(25.5
°C)
-1,000
to 40
,000
ft.
5
to 14.77
Hz,
.047
in
.
pop
14.77 to
500
Hz,
5 G
pk
40 G, 11 ms
Average Latency
MICROSCIENCE INTERNATIONAL CORPORATION
CORPORATE HEADQUARTERS
305
N.
Math
ilda
Avenue
Sunnyva
le
,
CA 94086
(408) 730-5965
EUROPEAN SALES
Albert
-Schwe
itzer-St r.
66
0
-8000,
Munchen
83,
WE
ST GERMAN Y
(49) 89-671062
ASIA/PACIFIC SALES
12 FL,
No.
51-2
,
Sec
.
4,
Nanking
East Rd
.
Taipe
i,
TAIWAN
(8862) 715-5650

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