home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
Software Vault: The Gold Collection
/
Software Vault - The Gold Collection (American Databankers) (1993).ISO
/
cdr23
/
mxtoride.zip
/
IDE.ZIP
/
2585A.TXT
< prev
next >
Wrap
Text File
|
1993-02-25
|
7KB
|
155 lines
===============================================================================
MAXTOR 2585A IDE DRIVE
===============================================================================
KEY FEATURES:
* 15ms average seek * 32K on-board cache
* Ultra-low power consumption * >250,000 hour MTBF
* 1:1 interleave * Automatic actuator lock
* Single-sided surface mount PCBA * 100 Gs shock resistance
* Embedded AT controller * High data transfer rate
* Automatic error detection & correction
SPECIFICATIONS:
Formatted: ................................. 85,417,984 bytes
Embedded Controller: ....................... AT
Actuator type: ............................. Rotary Voice Coil
Number of Disks: ........................... 2
Data Surfaces: ............................. 4
Data Heads: ................................ 4
Servo: ..................................... Embedded
Tracks per surface: ........................ 1,092
Track Density (average): ................... 1,993 tpi
Bytes per Block: ........................... 512
Data Zones: ................................ 4
Sectors per track: ......................... 24-48
PERFORMANCE (Typical):
Seek times* (ms)
Track to track: ....................... 3
Average: .............................. 15
Maximum: .............................. 27
Average latency (ms) ....................... 8.4
Rotation speed ............................. 3,551 RPM
Controller overhead ........................ 1 ms
Data transfer rate (Mbytes per sec)
To/from media ......................... 0.95-1.81
To/from buffer (AT) ................... 8.0
Start time / power up (0-3,551 RPM)
Typical ............................... ≤5 sec
Stop time / power down
Typical ............................... ≤3 sec
Start/stop cycles .......................... 40,000 typical
Interleave: ................................ 1:1
Buffer Size: ............................... 32K
Interface: ................................. AT
Recording Method: .......................... 1,7 RLL
Recording Density (Kbpi) ................... 31-39
Flux Density (Kfci) ........................ 23-29
Power Requirments (Typical):
Mode +5VDC ±5% Power
Spin-up 970mA Avg Peak
R/W 440mA 2.2W
Idle 220mA 1.1W
Standby / Sleep 40mA 0.2W
Physical:
Height: 0.69" (17.5 mm)
Length: 4.00" (101.6 mm)
Width: 2.75" (69.84 mm)
Weight: 0.374 lbs.(170 gm)
Environmental:
Temperature
Operating .............................. 5°C to 55°C
Non-operating .......................... -40°C to 60°C
Thermal gradient ....................... 20°C per hour max
Humidity
Operating .............................. 5% to 90% non-condensing
Non-operating .......................... 5% to 90% non-condensing
Altitude (relative to sea level)
Operating .............................. -200 to 10,000 feet
Non-operating .......................... 40,000 feet max
Reliability and Maintenance:
MTBF ....................................... >250,000 hours
(POH, predicted at 35 degrees C)
Preventative Maintenance ................... None
Component design life ...................... 5 years (minimum)
Data reliability
Hard read errors ...................... <10 non-recoverable
per 10 to the 14th bits read
Shock & Vibration (typical)
Shock measured at half-sine pulse. Vibration
measured at swept sine, 1 octave per minute
Operating shock ........................ 100 Gs, 11ms 1/2 sine wave
Non-operating shock .................... 10 Gs, 11ms 1/2 sine wave
Non-operating Vibration
5-20 Hz ............................... .245" (double amplitude)
20-500 Hz ............................. 5 Gs peak amplitude
Operating Vibration
5-20 Hz ............................... .049" (double amplitude)
20-300 Hz ............................. 1 Gs peak amplitude
Acoustic Noise
34 dBA at 1 meter (typical) in idle (spinning) on-track mode.
* The average of 10,000 random seek times (measured on independent
test equipment) consitutes the average seek time specification.
========================================================================
┌──────────────┬─┬─────────────────────┬─┬────────────┐
│ └─┘ └─┘ ═╬══│
│ ═╬══│
│ ╔══════════════╗ ═╬══│
│ ║ ┌─────┐ ║ ═╬══│
│ ║ │ 0 0 │J304 ║ ┌───┐ ═╬══│
│ ║ │ 0 0 │J305 ║ │ │ ╠══│
│ ║ │ 0 0 │J306 ║ └───┘ ═╬══│
│ ║ │ ███ │J308 ║ ┌──┐ ═╬══│
│ ║ │ 0 0 │J309 ║ │::│ ═╬══│
│ ║ │ 0 0 │J307 ╟─────>│;;│ ═╬══│
│ ║ └─────┘ ║ │::│ ║ │
│ ╚══════════════╝ └──┘ ═╬══│
│ ┌─┐ ┌─┐ ═╬══│
└──────────────┴─┴─────────────────────┴─┴────────────┘
J306 J307 J308 J309
───────────────────────────────────────┬────┬────┬────┬────┐
Master/Slave │ │ │ │ │
Only Drive in single drive system* │ │ │ J │ │
Master in dual drive system │ │ │ J │ │
Slave in dual drive system │ │ │ O │ │
───────────────────────────────────────┼────┼────┼────┼────┤
Reserved for factory │ │ │ │ │
Normal operation* │ │ O │ │ O │
Factory operation │ │ J │ │ J │
───────────────────────────────────────┼────┼────┼────┼────┤
Idle Mode Latch │ │ │ │ │
Option Disabled* │ O │ │ │ │
Option Enabled │ J │ │ │ │
────────────────────────────────────────┴────┴────┴────┴────┘
*=Default J=Jumped O=Open
J304 & J305 reserved for future use
CMOS Configuration: Cyls Hds Write Landing Sec/Trk
PreComp Zone
81.4MB Capacity ---------------------------------
(85 Million Bytes) 981 10 0 0 17
2585A and 25128A are trademarks of Maxtor Corporation.
AT is a registerd trademark of IBM Corporation.
Specifications subject to change without notice.
Copyright 1992 Maxtor Corporation.
==============================================================================