5 general specifications, 1 power supply requirements, 2 environmental requirements – Cabletron Systems MicroMMAC 24T MICROMMAC- User Manual
Page 34

REQUIREMENTS/SPECIFICATIONS
2-15
to the average power measurement to correctly compare the average power
values measured to the values listed above (i.e., -33.5 dBm average + 3 dB
= -30.5 dBm peak).
2.5 GENERAL SPECIFICATIONS
Cabletron Systems reserves the right to change the following operating
specifications at any time without notice:
•
Data Buffer Memory (RAM): 8 MB (Upgradeable)
•
Internal Processor: Intel 80C960CF at 24 MHz
•
Controller: Texas Instruments TMS380C26
•
Static RAM: 128 KB with battery back-up
•
EPROM: 128 KB
•
FLASH MEMORY: 2 MB (Upgradeable)
2.5.1 Power Supply Requirements
NOTE: The MicroMMAC-T has a universal power supply which will
accept input power between 85 and 264 VAC, 47-63 Hz.
The power supply has two outputs of +5 volts and +12 volts. Maximum
output power is 125 watts and the minimum efficiency is 65% under all
conditions of line at full load. The minimum and maximum load current
from each output is shown below.
2.5.2 Environmental Requirements
Operating Temperature:
+5
°
to +50
°
C
Table 2-10.
Output
Min. Load
Max. Load
Max Power
+ 5 Volts
1.00 Amps
15 Amps
75 Watts
+12 Volts
0.15 Amps
4 Amps
48 Watts