The ACB-5500 Features

Supports four ST506 hard and soft-sectored drives
Supports a fully arbitrating SCSI system with up to 7 other controllers or hosts sharing the SCSI bus
Provides maximum SCSI bus throughput
Offers complete device independence, by autoconfiguring to any size drive
May handle defects on a sector level by spare sectors
Eliminates the need for sector interleaving
Allows the host to reserve an entire logical unit or particular extents on a logical unit
Reduces selection overhead by allowing the host to link commands
Reduces system overhead by queuing commands to the controller from different hosts
Supports direct and relative addressing of logical blocks
Guarantees excellent data integrity by utilizing a 32-bit error correction code (ECC)

Board Dimensions

8.76" x 5.75" x .8"

Power Consumption

+5V (4.75-5.25) 1.5 Amps (max)
+12V (+10.8 to +13), 0.3 Amps (max)

Operating Characteristics

0°C to 55°C (32°F to 131°F)
Humidity: 10% to 95%
Altitude (ft): Sea Level to 10,000

Storage Characteristics

-40°C to 75°C(-40°F to 167°F)
Humidity: 10% to 95%
Altitude (ft): Sea Level to 20,000