HT82K629A datasheet(3/23 Pages) HOLTEK

номер детали	HT82K629A

подробное описание детали	Windows 2000 USBPS/2 Keyboard Encoder

PDF	23 Pages

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производитель	HOLTEK [Holtek Semiconductor Inc]

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D.C. Characteristics

Ta=25

°C

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

VDD

Conditions

VDD

Operating Voltage

4.4

5.5

fSYS

Operating Frequency

fSYS=6MHz

5.9747

6.0258

MHz

ISB

Standby Current

No load, system HALT

¾¾

500

IOP

Operating Current

No load, fSYS=6MHz

¾¾

VV330

3.3V Regulator Output

IV33O=

-5mA

3.3

3.6

Rph

Internal Pull-high Resistance

(C0~C19, R0~R7)

VIL1

Input Low Voltage for I/O Ports

0.8

VIH1

Input High Voltage for I/O Ports

VIL2

Input Low Voltage (RESET)5V

0.4VDD

VIH2

Input High Voltage (RESET)5V

0.9VDD

VDD

IOL1

Sink Current (Fn_sel)

VOL=0.4V

IOL2

Sink Current (R0~R7)

VOL=0.4V

510

IOL3

Sink Current (C0~C19, NUM,

CAPS, SCROLL)

VOL=0.4V

IOL4

Sink Current (C0~C19, NUM,

CAPS, SCROLL)

VOL=3.4V

IOH1

Source Current (Fn_sel)

VOH=3.4V

-8

-16

IOH2

Source Current (C0~C19,

R0~R7, NUM,CAPS, SCROLL)

VOH=3.4V

-2

-5

A.C. Characteristics

Ta=25

°C

Symbol

Parameter

Test Conditions

Min.

Typ. Max. Unit

VDD

Conditions

fWDT

Built-in 32kHz RC OSC for Watchdog Timer

¾¾

kHz

HT82K629A

Rev. 1.30

April 16, 2004

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