HT45F65 datasheet(20/231 Pages) HOLTEK

20 / 231 page

Rev. 1.60

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�ove��e� �� 01�

Rev. 1.60

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HT45F65/HT45F66/HT45F67

Glucose Meter 8-Bit Flash MCU

Symbol

Parameter

Test Conditions

Min. Typ. Max. Unit

VDD

Conditions

IOL

I/O Po�t Sink Cu��ent

3V VOL=0.1VDD

�

—

�A

�V VOL=0.1VDD

�0

—

�A

IOH

I/O Po�t� Sou�ce Cu��ent

3V VOH=0.9VDD

-�

—

�A

�V VOH=0.9VDD

-�

-10

—

�A

RPH

Pull-high Resistance of I/O Po�ts

—

�0

100

kΩ

�V

—

�0

kΩ

A.C. Characteristics

Ta= 25˚C

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

VDD

Condition

fCPU

Ope�ating Clock

�.�~�.�V

—

�

MHz

�.�~�.�V

—

MHz

�.7~�.�V

—

1�

MHz

�.�~�.�V

—

MHz

fSYS

Syste� Clock (HXT)

�.�~�.�V

—

0.�

—

�

MHz

�.�~�.�V

0.�

—

MHz

�.7~�.�V

0.�

—

1�

MHz

�.�~�.�V

0.�

—

MHz

fHIRC

Syste� Clock (HIRC)

3V/�V

Ta=��°C

-�%

�

+�%

MHz

3V/�V

Ta=��°C

-�%

+�%

MHz

�V

Ta=��°C

-�%

1�

+�%

MHz

�.�V~3.6V Ta=0~70°C

-7%

�

+7%

MHz

3.0V~�.�V Ta=0~70°C

-7%

�

+7%

MHz

�.�V~3.6V Ta=0~70°C

-7%

+7%

MHz

3.0V~�.�V Ta=0~70°C

-7%

+7%

MHz

3.0V~�.�V Ta=0~70°C

-7%

1�

+7%

MHz

fLXT

Syste� Clock (LXT)

—

3�768

—

tRES

Exte�nal Reset Low Pulse Width

—

μs

tSST

Syste� Sta�t-up Ti�e� Pe�iod

(Wake-up f�o� HALT)

—

fSYS=HXT o� LXT

10��

—

tSYS

fSYS=ERC o� HIRC

—

fSYS=LIRC

�

—

tI�T

Inte��upt Pulse Width

—

turn on RC filter

—

μs

tLVR

Low Voltage Width to Reset

—

1�0

��0

�80

μs

tLVD

Low Voltage Width to Inte��upt

—

�0

��

μs

tLVDS

LVDO Sta�le Ti�e

—

LVR disa�le

—

1�0

μs

—

LVR ena�le

—

1�

μs

Note:tSYS=1/fSYS

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