HT45F2002 datasheet(12/31 Pages) HOLTEK

12 / 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

LVR Electrical Characteristics

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

VDD

Conditions

VDD

Operating Vo�tage

—

1.9

—

5.5

VLVR

Low Vo�tage Reset Vo�tage

—

LVR Enab�e� �.1V option

-5%

�.1

+5%

BUFO

Reference O�tp�t with B�ffer

—

T� = +�5°C@3.15V

-5%

1.0�

+5%

tLVR

Low Vo�tage Width to Reset

—

1�0

3�0

��0

μs

LCD Electrical Characteristics

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

VDD

Conditions

IBIAS

VDD/� Bias C�rrent for LCD

ISEL[1:0]=00

17.5

�5.0

3�.5

μA

ISEL[1:0]=01

�5

μA

ISEL[1:0]=10

100

130

μA

ISEL[1:0]=11

1�0

�00

��0

μA

VSCOM

VDD/� Vo�tage for LCD COM Port �.�V~5.5V No �oad

0.�75

0.500

0.5�5

VDD

Power on Reset Electrical Characteristics

Ta=�5°C

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

VDD

Conditions

VPOR

VDD Start Vo�tage to Ens�re Power-on Reset

—

100

RRPOR

VDD Rising Rate to Ens�re Power-on Reset

—

0.035

—

V/ms

tPOR

Minim�m Time for VDD Sta�s at VPOR to

Ens�re Power-on Reset

—

VDD

tPOR

RRPOR

VPOR

Time

HT45F2002 Datasheet(PDF) 12 Page - Holtek Semiconductor Inc

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