KB3920 Ver la hoja de datos (PDF) - Unspecified

Número de pieza

componentes Descripción

fabricante

KB3920

Keyboard Controller

Unspecified 

5. Electronic Characteristics

KB3920 Keyboard Controller Datasheet

5.1 Absolute Maximum Rating

Symbol

Parameter

VCC

Power source voltage

VI

Input voltage

VO

Output voltage

TOP

Operating temperature

Condition

All voltages are

referenced to VSS.

Ratings

-0.3 to 3.6

-0.3 to 3.6

-0.3 to 3.6

-25 to 85

Unit

V

V

V

℃

5.2 Recommended Operating Condition

Symbol

Parameter

VCC

VSS

VCCA

AGND

Power source voltage

Ground voltage

Analog reference voltage(A/D and

D/A converter is used)

Analog ground voltage

Min

3

-0.3

2.5

Limits

Typ

3.3

0

3.3

0

Max

3.6

0.3

3.6

Unit

V

V

V

V

5.3 Operating Current

Symbol

Parameter

Typical current consumption in

operating state under Windows

ICC

environment: all clock domains

are running, no PS2/KB/mouse

actions

Min

Limits

Typ

TBD

Max

Unit

mA

Copyright©2006, ENE Technology Inc.

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