HT45F4MA datasheet(14/145 Pages) HOLTEK

14 / 145 page

Rev. 1.20

1�

De�e��e� 1�� 201�

Rev. 1.20

De�e��e� 1�� 201�

HT45F4MA/HT45FH4MA/HT45FH4MA-1

Power Bank Flash MCU

HT45F4MA/HT45FH4MA/HT45FH4MA-1

Power Bank Flash MCU

A.C. Characteristics

Ta=25˚C

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

VDD

Condition

fSYS

Syste� Clo�k

2.55V~5.5V fSYS=fHIRC/�

—

7.5

MHz

�.5V~5.5V fSYS=fHIRC/2

—

2.55V~5.5V fSYS=fLIRC

—

kHz

fHIRC

High Speed Inte�nal RC Os�illato�

(HIRC)

Ta=25°C

Typ.-2%

Typ.+2%

MHz

�.0V~5.5V Ta=-10°C to 85°C

Typ.-5%

Typ.+5%

3.�V~5.5V Ta=-�0°C to 85°C

Typ.-10%

Typ.+10%

fLIRC

Low Speed Inte�nal RC Os�illato�

(LIRC)

Ta=25°C

Typ.-10%

Typ.+10%

kHz

Ta=-�0°C to 85°C

Typ.-30%

Typ.+30%

2.55V~5.5V Ta=-�0°C to 85°C

Typ.-50%

Typ.+�0%

tSRESET

Mini�u� Softwa�e Reset Width to

Reset

—

�5

120

μs

tRSTD

Syste� Reset Delay Ti�e (POR

Reset� LVR Ha�dwa�e Reset� LVR

Softwa�e Reset� WDT Softwa�e Reset)

—

100

�s

Syste� Reset Delay Ti�e

(WDT Ti�e-out Ha�dwa�e Cold Reset)

—

8.3

1�.7

33.3

�s

tSST

Syste� Sta�t-up Ti�e� Pe�iod

(fSYS = fHIRC/�)

—

Wake-up f�o� SLEEP

�ode o� IDLE0 �ode

1�

—

1/fSYS

—

Wake-up f�o� IDLE1

�ode

—

1/fSYS

Syste� Sta�t-up Ti�e� Pe�iod

(fSYS = fLIRC)

—

Wake-up f�o� IDLE

�ode o� SLEEP �ode

—

1/fSYS

tINT

Exte�nal Inte��upt Mini�u� Pulse

Width

—

μs

tTCK

TM TCK Input Pin Mini�u� Pulse

Width

—

0.3

—

μs

tEERD

EEPROM Read Ti�e

—

�

tSYS

tEEWR

EEPROM W�ite Ti�e

—

�

�s

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