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Quantum 'Stratus' ST3240A 3.2GB

Specification

Performance

Environment

Jumper Settings


Specification

Vendor Quantum
Range Fireball ST
Model ST3240A
Apricot Part Number PT15970131
Form Factor 3.5" 1" High
Weight <0.55Kg
Formatted Capacity (x106 bytes) 3228.6MB
Formatted Capacity (x220 bytes) 3079.12
Number of Platters 2
Number of Heads 4


Performance

Actuator Voice Coil
Positioning System Embedded
Average Access Time 10ms
Single Track Seek Time 2.0ms
Nominal Rotational Speed 5400RPM
Average Rotational Latency 5.56ms
Spin-up-Time (To Drive Ready) 15 secs
Maximum Sector Transfer Rate 16.5MB/s
Calculated Typical Transfer Rate Maximum 12.76MB/s
Minimum 7.1MB/s
Numbers of Sectors / Track Maximum 277
Minimum 154
Type of Head Utilised MR
Read Channel Implementation EPRML
Encoding Method 16/17 PRML
ATA IDE Interface Characteristics Mode 2 PIO Transfer Rate 6.67MB/s
Mode 3 PIO + IOCHRDY 11.1MB/s
Mode 4 PIO + IOCHRDY 16.67MB/s
Max. MultiWord DMA  Rate 33.3MB/s
Logical Block Addressing Yes
Cache Size Total 128KB
Read Data 87KB
Segmentation Type Dynamic
Continous Read Prefetch Yes
Write Cache Yes


Environment

Ambient operating Temperature Minimum 5°C
Maximum 55°C
Maximum Thermal Gradient 24°C/hr
Operating Shock, 0 Err's (G, 11ms) 10G
Operating Vibration (G, 5-300Hz) 1G
Maximum Audible Noise (dbA @ 1m) 35 dbA
Average Power Consumption Operating Read/Write/Seek 10.0W
Power Saving Standy/Sleep Mode 1.0W
DC Power Requirements +12V Startup Maximum 1.650Amps
+12V Operating Read/Write/Seek 0.570Amps
+5V Startup Maximum 0.570Amps
+5V Operating Read/Write/Seek 0.630Amps
MTBF 400,000 poh


Jumper Settings

The Fireball ST disk drive has only one location where user configurable jumpers are found. The jumper block is incorporated into the IDE / ATA cable connector. Using the jumper pins you can establish the drive Master/Slave configuration.

Function DS CS PK Not
used
 Stand alone ON OFF OFF OFF
 Master to Slave ON OFF OFF OFF
 Slave to Master OFF OFF OFF OFF

 

 

Computing for a Connected World