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APPENDIX A
VIPer807 SPECIFICATIONS
A.01 SPECIFICATIONS
Operating Temperature:
TABLE A-1: Maximum Operating Temperature (°C)
Processor
Heatsink
Intel 486DX
Yes
Intel 486DX
No
Intel 486DX2
Yes
Intel 486DX2
No
Intel 486DX4
Yes
Intel 486DX4
No
AMD 486DX2
Yes
AMD 486DX2
No
AMD 486DX4
Yes
AMD 5x86
Yes
AMD 5x86
No
SGS 486DX4
Yes
SGS 486DX4
No
Noncondensing Relative Humidity:
Electrical:
Supply Voltage:
The maximum operating ambient temperature
of the board is limited by the temperature of the
CPU itself, as shown on Table A-1.
Frequency
Airflow - feet / minute
(MHz)
0
33
50
33
38
66
19
66
-4
100
35.5
100
18.5
66
61
66
49
100
49
133
54.3
133
37.4
100
57
100
47
5% to 95%
Conforms to the IEEE P996 PC/AT bus
electrical specifications
+ 5V ±5%
±12V ±5%
200
400
600
65
71
74
46
52
59
48
59
65
11
22
36
57
65.5
70
29
37.5
44
73
77.8
80.2
55
59.8
63.4
67
74.2
77.8
69.6
75.8
78.9
46.6
52.7
57.3
65
70
72
57
62
65
VIPer807 Specifications
A-1
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