HT45F3W datasheet(7/167 Pages) HOLTEK

7 / 167 page

Rev. 1.50

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HT45F3W

R-Type Blood Pressure Meter Flash MCU

HT45F3W

R-Type Blood Pressure Meter Flash MCU

General Description

Thedeviceisan8-bithighperformanceRISCarchitecturemicrocontrollerspecificallydesigned

forBlood-PressureMeterapplications.Asmostofthefunctionsrequiredtoimplementablood

pressuremeterapplication,suchasamplifiers,chargepumpetc.areintegratedwithinthedevice,

suchapplicationscanbeimplementedwithaminimumofexternalcomponents.Theadditional

advantagesoflowpowerconsumption,I/Oflexibility,oscillatoroptions,powerdownandwake-up

functions,watchdogtimerandlowcost,enhancetheversatilityofthedevicetoenablequickand

costefficientBlood-PressureMeterapplications.

Block Diagram

8-�it

RISC

MCU

Co�e

Flash/EEPROM

P�og�a��ing Ci��uit�y

(ICP/OCDS)

Wat�hdog

Ti�e�

Inte�nal

HIRC/LIRC

Os�illato�s

Low Voltage

Reset

Low Voltage

Dete�t

Exte�nal

ERC/HXT/LXT

Os�illato�s

Inte��upt

Cont�olle�

I/O

TMn

SPI0/

SPI1

LCD

D�ive�

LCD

Powe�

EEPROM

Data Me�o�y

Flash

P�og�a�

Me�o�y

IAP

RAM

Data

Me�o�y

Ti�e

Bases

13-�it A/D

Conve�te�

1�-�it D/A

Conve�te�

Senso� Constant

Cu��ent Gene�ato�

Senso� A�plifie�

and Filte�

Cha�ge pu�p

and Regulato�

HT45F3W Datasheet(PDF) 7 Page - Holtek Semiconductor Inc

HT45F3W Datasheet(HTML) 7 Page - Holtek Semiconductor Inc

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