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Themis Computer
CoolShell 3U Generation 2 Installation Manual
Version 1.1
Electrical
Capacitance Load per Bus
Segment
(Max)
400pF
—
400pF
Rise Time
(Max)
1µs @ 100kHz,
300ns @ 400kHz
1µs
1µs @ 100kHz,
300ns @ 400kHz
Pull-Up Current at 0.4V
(Max)
3mA (Standard and
Fast Mode)
4mA
350µA
4mA
Leakage Current per Device
(Max)
±10µA
±5µA
±10µA
V
IL
Input Logic Low Threshold
(Max)
0.3V
DD
or 1.5V
0.8V
V
IH
Input Logic High Threshold
(Min)
0.7V
DD
or 3V
2.1V
V
OL
Output Logic Low Thresh-
old
(Max)
0.4V
Table 1.
System Bus Comparison (Continued)
Specification
I
2
C
SMBus
PMBus
High
Power
Low
Power
Содержание CoolShell 3U
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