Specifications
Page 1-2 Compatibility and Board Setup
1.2.1Features
The AM-174 Roadrunner specific features include:
MC68040 CPU.
66MHz or 80MHz CPU clock rate (depending on model).
4KB internal instruction cache
32KB external cache.
One on-board (SIMM) Single Inline Memory Module expansion slot, which
supports 4, 8, 16, 32, and 64 megabyte 60ns DRAMs.
32-bit bidirectional data path.
32-bit address path.
Seven interrupt levels with vector capability.
DMA channel capability.
On-board bootstrap PROM containing several boot routines that enable
you to change the I/O device the computer boots from. Also contains full
power-up self-test of various system features.
On-board high performance SCSI expansion interface, which supports
both SCSI-1 and SCSI-2 peripherals.
1.2.2Environmental Specifications
Computer operating
temperature--external 60 to 80 degrees F (16 to 27 degrees C)
Humidity 10% to 90% (non-condensing)
1.2.3Power Specifications
DC power requirements (maximum):
Board Current Draw
AM-174 2.9 A @5v
AM-987 200 ma @5v
PDI-00172-60, Rev. A02