Appendix B. Specifications
93
DC Operating Characteristics
•
Supply VoltageVcc:
4.75 to 5.25 V
•
Supply Voltage, AUX +:
11.4 to 12.6 V (for 4 Mbyte Flash programming)
•
Supply Voltage, AUX -:
Not used
•
Supply Current, Icc:
Pentium-100:
2.1 A typ., 2.9 max.
(Numbers assume 8 Mbytes of DRAM
Pentium-133:
2.3 A typ., 3.1 max.
and 2 Mbytes of Flash. Each additional
Pentium-166:
2.6 A typ., 3.5 max.
8 Mbytes adds 0.2 A typ.,
0.3 A max.)
Pentium-200:
2.9 A typ., 3.8 max.
•
Supply Current, AUX + (12 V):
4 Mbyte Flash Option: 0.010 A typ., 0.015 A max.
Fan/Heatsink: 120 mA typ., 200 mA max.
Battery Backup Characteristics
•
Battery Voltage:
3 V
•
Battery Capacity:
255 mAH
•
Real-Time Clock Requirements:
4 µA max. (Vbat = 3 V, Vcc=0 V)
•
Real-Time Clock data retention:
--In the absence of power:
56250 Hours/ 6.4 years min.
--With Vcc power applied 8 hours per day:
9.6 years min.
•
Electrochemical Construction:
Poly-carbonmonofluoride
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