HT66F0174 View Datasheet(PDF) - Holtek Semiconductor

Part Name

Description

Manufacturer

HT66F0174

Enhanced A/D Flash 8-Bit MCU

Holtek Semiconductor 

Block Diagram

F la s h /E E P R O M

P r o g r a m m in g

C ir c u itr y

F la s h

P ro g ra m

M e m o ry

EEPRO M

D a ta

M e m o ry

HT66F0172/HT66F0174

Enhanced A/D Flash 8-Bit MCU

Low

V o lta g e

D e te c t

W a tc h d o g

T im e r

Low

V o lta g e

R eset

8 - b it

R IS C

M CU

C o re

S ta c k

T im e B a s e

RAM

D a ta

M e m o ry

H IR C /L IR C

O s c illa to r s

1 2 - B it A /D

C o n v e rte r

In te rru p t

C o n tr o lle r

H X T /L X T

O s c illa to r

I/O

T im e r

M o d u le s

Note: There are not LXT oscillator and EEPROM in HT66F0172.

Pin Assignment

VSS&AVSS 1

PC0/OSC1 �

PC1/OSC� �

PC� 4

PA0/TP0/ICPDA/OCDSDA 5

PA1 6

PA�/ICPCK/OCDSCK 7

PA� 8

PB6 9

PB5 10

�0 VDD&AVDD

19 PB0/INT0/AN0/XT1

18 PB1/INT1/AN1/XT�

17 PB�/TCK0/AN�

16 PA4/TCK1/AN�

15 PA5/AN4/VREF

14 PA6/AN5

1� PA7/TP1/AN6

1� PB�/AN7

11 PB4/CLO

HT66F0174

20 DIP-A/SOP-A/SSOP-A

Rev. 1.00

8

July 11, 2013

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