HT45F2002 datasheet(10/31 Pages) HOLTEK

10 / 31 page

Rev. 1.00

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Rev. 1.00

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HT45F2002

2-Wire Communication Flash MCU

HT45F2002

2-Wire Communication Flash MCU

Symbol

Parameter

Test Conditions

Min. Typ. Max. Unit

VDD

Conditions

IOL

I/O Port Sink C�rrent

3V VOL=0.1VDD

3�

—

5V VOL=0.1VDD

�0

—

IOH

I/O Port� So�rce C�rrent

3V VOH=0.9VDD� PxPS=00

-1.0

-�.0

—

5V VOH=0.9VDD� PxPS=00

-�.0

—

3V VOH=0.9VDD� PxPS=01

-1.75 -3.5

—

5V VOH=0.9VDD� PxPS=01

-3.5

-7.0

—

3V VOH=0.9VDD� PxPS=10

-�.5

-5.0

—

5V VOH=0.9VDD� PxPS=10

-5.0

-10

—

3V VOH=0.9VDD� PxPS=11

-5.5

-11

—

5V VOH=0.9VDD� PxPS=11

-11

-��

—

RPH

P��-high Resistance for I/O Ports

—

�0

100

kΩ

—

kΩ

MCU A.C. Characteristics

Ta=�5°C

Symbol

Parameter

Test Conditions

Min. Typ. Max. Unit

VDD

Condition

fSYS

S�stem C�ock (HIRC)

�.�V~

5.5V f

SYS

=fHIRC=8MHz

—

— MHz

�.7V~

5.5V f

SYS

=fHIRC=1�MHz

—

1�

— MHz

3.3V~

5.5V f

SYS

=fHIRC=1�MHz

—

1�

— MHz

S�stem C�ock (LIRC)

�.�V~

5.5V f

SYS

=fLIRC=3�kHz

—

3�

—

kHz

fHIRC

High Speed Interna� RC Osci��ator

(HIRC Trim @ VDD=3V/5V� Ta=�5°C)

Ta= -�0°C to 50°C

-�%

+�% MHz

-�%

1�

+�% MHz

-�%

1�

+�% MHz

�.�V~

5.5V

Ta= -�0°C to 85°C

-3%

+3% MHz

�.7V~

5.5V

-3%

1�

+3% MHz

3.3V~

5.5V

-3%

1�

+3% MHz

fLIRC

S�stem C�ock (3�kHz RC Osci��ator)

�.�V~

5.5V Ta= -�0°C to 85°C

3�

50 kHz

tTCK

xTCKn� PTPnI Inp�t P��se Width

—

0.3

—

μs

tRES

Externa� Reset Low P��se Width

—

μs

tINT

Interr�pt P��se Width

—

0.3

—

μs

tEERD

EEPROM Read Time

—

�

tSYS

tEEWR

EEPROM Write Time

—

�

�.5

HT45F2002 Datasheet(PDF) 10 Page - Holtek Semiconductor Inc

HT45F2002 Datasheet(HTML) 10 Page - Holtek Semiconductor Inc

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