HT48R03 데이터 시트보기 (PDF) - Holtek Semiconductor

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HT48R03

10-Pin MSOP I/O Type 8-Bit OTP MCU

Holtek Semiconductor 

Block Diagram

P ro g ra m

ROM

P ro g ra m

C o u n te r

P A 3 /IN T

STAC K

In te rru p t

C ir c u it

IN T C

In s tr u c tio n

R e g is te r

MP

M

U

X

D a ta

M e m o ry

In s tr u c tio n

D ecoder

T im in g

G e n e ra to r

M UX

P A 1,P A 3

A LU

S h ifte r

STATU S

O SC2

PA5

O SC1

PA6

RES

VDD

VSS

A C C LV R

In te rn a l

RC O SC

HT48R01/HT48R02/HT48R03

TM R 1C

M

U

TM R 1

X

BZ1

M

U

X

P A 4 /T M R 1

fS Y S /4

TM R 0C

TM R 0

BZ0

W DT

p r e s c a le r

M

fS Y S

M

P r e s c a le r

U

U

X

X

P A 2 /T M R 0

M

fS Y S /4

U

R TC O SC

X

W DT O SC

P A 0 /B Z

P A 1 /B Z

PAC

P A 2 /T M R 0

PA

P o rt A

P A 3 /IN T

P A 4 /T M R 1

P A 5 /O S C 2

P A 6 /O S C 1

P A 7 /R E S

Pin Assignment

P A 3 /IN T

P A 2 /T M R 0

P A 1 /B Z

P A 0 /B Z

VSS

1

10

2

9

3

8

4

7

5

6

H T48R 01

1 0 M S O P -A

PA4

P A 5 /O S C 2

P A 6 /O S C 1

P A 7 /R E S

VDD

P A 3 /IN T 1

P A 2 /T M R 0 2

P A 1 /B Z 3

P A 0 /B Z 4

VSS 5

1 0 P A 4 /T M R 1

9 P A 5 /O S C 2

8 P A 6 /O S C 1

7 P A 7 /R E S

6 VDD

H T 4 8 R 0 2 /H T 4 8 R 0 3

1 0 M S O P -A

Rev. 1.00

2

December 20, 2006

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