Specifications

B.1 Electrical specification

Table B-1shows the core module electrical characteristics for the system bus interface.

The core module uses 3.3V and 5V source. The 12V inputs are supplied by the motherboard but not used by the core module.

Table B-1 Core module electrical characteristics

Symbol

Description

Min

Max

Unit

 

 

 

 

 

3V3

Supply voltage (interface signals)

3.1

3.5

V

 

 

 

 

 

5V

Supply voltage

4.75

5.25

V

 

 

 

 

 

VIH

High-level input voltage

2.0

3.6

V

VIL

Low-level input voltage

0

0.8

V

VOH

High-level output voltage

2.4

-

V

VOL

Low-level output voltage

-

0.4

V

CIN

Input capacitance

-

20

pF

B-2

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ARM DUI 0125A