HT82M9AE datasheet(2/46 Pages) HOLTEK

2 / 46 page

Block Diagram

Pin Assignment

HT82M9AE/HT82M9AA

Rev. 1.90

October 21, 2009

O S C 2

O S C 1

R E S

V D D

M U X

T M R C

T M R L

T M R H

V S S

P r o g r a m

R O M

P r o g r a m

C o u n t e r

I n t e r r u p t

C i r c u i t

S T A C K

I N T C

D a t a

M e m o r y

I n s t r u c t i o n

R e g i s t e r

I n s t r u c t i o n

D e c o d e r

S T A T U S

A L U

S h i f t e r

T i m i n g

G e n e r a t o r

A C C

M P

S Y S C L K / 4

W D T S

W D T

W D T O S C

W D T P r e s c a l e r

E N / D I S

P B C

P O R T B

P B

P A C

P O R T A

P A

f S Y S / 4

P A 7 / T M R

U S B 1 . 1

P S 2

B P

U S B D + / C L K U S B D - / D A T A V 3 3 O

P A 0 ~ P A 6

P A 7 / T M R

P B 0 ~ P B 7

2 0

1 9

1 8

1 7

1 6

1 5

1 4

1 3

1 2

1 1

1 0

H T 8 2 M 9 A E / H T 8 2 M 9 A A

2 0 S O P - A / S S O P - A

V S S

V 3 3 O

U S B D + / C L K

U S B D - / D A T A

R E S

P A 0

P A 1

P B 2

P B 3

P B 4

O S C I

O S C O

V D D

P A 7

P A 6

P A 5

P A 4

P A 3

P A 2

P B 7

H T 8 2 M 9 A E / H T 8 2 M 9 A A

2 4 S S O P - A

P B 5

P B 6

V S S

V 3 3 O

U S B D + / C L K

U S B D - / D A T A

R E S

P A 0

P A 1

P B 2

P B 3

P B 4

P B 1

P B 0

O S C I

O S C O

V D D

P A 7

P A 6

P A 5

P A 4

P A 3

P A 2

P B 7

2 4

2 3

2 2

2 1

2 0

1 9

1 8

1 7

1 6

1 5

1 4

1 3

1 0

1 1

1 2

9 1 0 1 1 1 2 1 3 1 4 1 5 1 6

1 7

1 8

1 9

2 0

2 1

2 2

2 3

2 4

2 5

2 6

2 7

2 8

2 9

3 0

3 1

3 2

V S S

V 3 3 O

U S B D + / C L K

U S B D - / D A T A

N C

R E S

P A 0

N C

O S C I

O S C O

V D D

N C

P A 7

P A 6

P A 5

P A 4

H T 8 2 M 9 A E

H T 8 2 M 9 A A

3 2 Q F N - A

HT82M9AE 数据表(PDF) 2 Page - Holtek Semiconductor Inc

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HT82M9AE 数据表(PDF) 2 Page - Holtek Semiconductor Inc

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