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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