APPENDIX B. SPECIFICATIONS
This appendix describes the electrical, environmental, and mechanical specifications of the ZT 8905.
It also includes illustrations of the board dimensions, the P/E connector pinouts, and the cable
commonly used with the ZT 8905, as well as tables showing the pin assignments for the ZT 8905's
I/O connectors. The "ZT 8905 Key Parts" figure below shows the locations of the connectors,
jumpers, and sockets on the ZT 8905.
ZT8905FB-01
J3 PCI LOCAL BUS
P/E
J4 VGA TRANSITION
pentium
TM
J1 L2 CACHE MODULE
J5
STACKABLE
DRAM SOCKETS
EMULATION RAM
ALTERNATE BOOT
IMAGE SOCKET
FAN
CON-
NECTOR
J2
STD 32
BUS
CONFIGURABLE
JUMPERS
MULTI-
I/O
ZT 8905 Key Parts
ELECTRICAL AND ENVIRONMENTAL
The following topics list electrical and environmental specifications, including absolute maximum
ratings, DC operating characteristics, battery backup characteristics, and STD bus loading
characteristics.
Absolute Maximum Ratings
•
Supply Voltage, Vcc:
0 to 7 V
•
Supply Voltage, AUX +:
0 to 12.6 V
(required for 4 Mbyte Flash programming and fan/heatsink only; 2 Mbyte Flash
operation does not r12 V)
•
Supply Voltage, AUX -:
Not used
•
Storage Temperature:
-40° to +85° Celsius
•
Non-Condensing Relative Humidity:
<95% at 40° Celsius
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Содержание ZT 8905
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