HT45F3W datasheet(14/167 Pages) HOLTEK

14 / 167 page

Rev. 1.50

De�e��e� 01� �01�

Rev. 1.50

De�e��e� 01� �01�

HT45F3W

R-Type Blood Pressure Meter Flash MCU

HT45F3W

R-Type Blood Pressure Meter Flash MCU

A/D Electrical Characteristics

Ta= 25˚C

Symbol

Parameter

Test Conditions

Min. Typ. Max. Unit

VDD

Conditions

AVDD

Analog Ope�ating Voltage

—

VREF=AVDD

�.7

—

5.5

VAD

A/D Input Voltage

—

AVDD/

VREF

A/D Input Refe�en�e Voltage

—

AVDD=3V

�

—

AVDD

+0.1

—

AVDD=5V

�

—

AVDD

+0.1

DNL

Diffe�ential Non-linea�ity

VREF=AVDD=VDD� tAD=0.5μs

-�

—

+�

LSB

-�

—

+�

LSB

Regulato� on� �ha�ge pu�p off�

VREF=AVDD=VOREG� tAD=0.5μs

-�

—

+�

LSB

Regulato� & �ha�ge pu�p on�

VREF=AVDD=VOREG� tAD=0.5μs

-�

—

+�

LSB

INL

Integ�al Non-linea�ity

VREF=AVDD=VDD� tAD=0.5μs

-4

—

LSB

-4

—

LSB

Regulato� on� �ha�ge pu�p off�

VREF=AVDD=VOREG� tAD=0.5μs

-4

—

LSB

Regulato� & �ha�ge pu�p on�

VREF=AVDD=VOREG� tAD=0.5μs

-4

—

LSB

IADC

Additional Powe� Consu�ption

if A/D Conve�te� is used

No load� tAD=0.5μs

—

0.5

—

�A

—

0.�

—

�A

tAD

A/D Clo�k Pe�iod

�.7~5.5V

—

0.5

─

μs

tADC

A/D Conve�sion Ti�e

�.7~5.5V 1�-�it A/D �ode (ACCM=0)

─

1�

—

tAD

tON�ST

A/D on to ADC Sta�t

�.7~5.5V

—

�

─

—

Note:A/Dconversiontime(tADC)=n(bitsADC)+4(samplingtime),theconversionforeachbitneedsoneADC

clock(tAD).

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