Chapter 1
HP A7173A Adapter Overview
About the A7173A Adapter
7
Table 1-1
A7173A Adapter Features and Specifications
Dimensions (excluding bracket)
6.6 X 4.0 inches (standard bracket)
(167.6 X 106.7 mm)
Bracket
ISA / EISA
Power Required
15 W
Operating Temperature Range
0 to 55 degrees C (dry bulb)
Storage and Shipping Temp. Range
-40 to 105 degrees C (dry bulb)
Operating, Storage, and Shipping
Relative Humidity
5% to 90% non-condensing
Maximum Dew Point Temperature
32 degrees C
Processor Type
LSI53C1030
Data Transfer Rate
Maximum 320 Mbytes/s per channel (Ultra320), as
well as Ultra160, Ultra2, Ultra, and Fast
Synchronous offsets up to 62
PCI Interface
— Full 64-bit Direct Memory Access (DMA) bus
master
— Zero wait-state bus master data bursts
— PCI-X Universal 3.3 V / 5 V bus support (133
MHz, 64 bit edge connector adapter)
— Compliance with
PCI Local Bus Specification,
Revision 2.2 and PCI-X Addendum Revision
1.0a
.
PCI-X Bus Connector Type
133 MHz, 64 bit edge connector
(universal 3.3 V / 5 V bus support)
SCSI Standard Compliance
The A7173A adapter and its driver conform to the
ANSI T10 SCSI Parallel Interface-4 (SPI-4)
standard
SCSI Connections
— Two 68-pin Very High Density Cable
Interconnects (VHDCI) for the two external
channels
— Two 68-pin High Density (HD) connectors for
the two internal channels
SCSI Channels
Two independent Ultra320 SCSI channels:
synchronous or asynchronous, 16-bit (Wide) Single
Ended (SE) or 16-bit (Wide) Low Voltage
Differential (LVD)
Maximum SCSI Devices Connected
15 SCSI devices per channel, in addition to the
A7173A adapter
