Specifications

Configuration Information
Form factor
Power
requirements
Power consumption
Bus loads
Operating System Support
VMS
ULTRIX-32
VAXELN
Diagnostic Support
MicroVAX Diagnostic Monitor
Self-tests
Related Documentation
EK-KA640-TM
Quad height
+5 Vdc, 6.0 A
+12 Vdc, 0.24 A
32.88 W
3.5 ac
1.0 dc
Version
5.0-2A and later
Version 3.0 and later
Version 3.2 and later
Revision 2.3 and later
Yes
KA640 CPU Module Technical Manual
1.2.2 MS650 Memory Option
The 8-Mbyte MS650-AA memory option is available for MicroVAX 3400 and
VAXserver 3400 systems. Up to three MS650-AA modules can be used in
a system. The MS650-AA modules interface with the KA640 CPU through
the MS650 memory interconnect, made up ofthe CD rows of slots 1 through
4 of the backplane and a 50-pin cable.
1.2.2.1 MS650-AA
The MS650-AA memory option is an 8-Mbyte, 39-bit wide array (32-bit
data and 7 error correction code (ECC) bits) implemented with 256-Kbyte
dynamic RAMs in zigzag in-line packages (ZIPs).
Base System Specifications 1-13