HT82B40A datasheet(2/54 Pages) HOLTEK

2 / 54 page

Block Diagram

Pin Assignment

HT82B40R/HT82B40A

Rev. 1.70

November 5, 2014

D a t a

M e m o r y

I / O

P o r t s

8 - b i t

T i m e r

W a t c h d o g

T i m e r

P r o g r a m

M e m o r y

8 - b i t

R I S C

M C U

C o r e

W a t c h d o g

T i m e r O s c i l l a t o r

R e s e t

C i r c u i t

I n t e r r u p t

C o n t r o l l e r

I n t e r n a l

R C O s c i l l a t o r

L o w

V o l t a g e

R e s e t

U S B

V 3 3 O

S t a c k

1 6 - b i t

T i m e r

2 8

2 7

2 6

2 5

2 4

2 3

2 2

2 1

2 0

1 9

1 8

1 7

1 6

1 5

1 0

1 1

1 2

1 3

1 4

P B 3

P B 2

P B 1

P B 0

P A 7 / T M R 1

P A 6 / T M R 0

P A 5

P A 4

P A 3

P A 2

P A 1

P A 0

P C 7

P C 6

P B 4

P B 5

P B 6

P B 7

V D D

V 3 3 O

U S B P D N / D A T A

U S B P D P / C L K

P E 0

P E 1

V S S

R E S

P C 0

P C 1

H T 8 2 B 4 0 R / H T 8 2 B 4 0 A

2 8 S S O P - A

4 8

4 7

4 6

4 5

4 4

4 3

4 2

4 1

4 0

3 9

3 8

3 7

3 6

3 5

3 4

3 3

3 2

3 1

3 0

2 9

2 8

2 7

2 6

2 5

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

H T 8 2 B 4 0 R / H T 8 2 B 4 0 A

4 8 S S O P - A

N C

V D D

V 3 3 O

U S B P D N / D A T A

U S B P D P / C L K

P E 0

P E 1

V S S

R E S

P C 0

P C 1

P C 2

P C 3

P D 0

P D 1

P D 2

P D 3

P B 7

P B 6

P B 5

P B 4

P B 3

P B 2

P B 1

P B 0

P A 7 / T M R 1

P A 6 / T M R 0

P A 5

P A 4

P A 3

P A 2

P A 1

P A 0

P C 7

P C 6

P C 5

P C 4

P D 7

P D 6

P D 5

P D 4

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

P B 0

P B 1

P B 2

P B 3

P B 4

P B 5

P B 6

P B 7

H T 8 2 B 4 0 R

H T 8 2 B 4 0 A

3 2 Q F N - A

P C 7

P C 6

P C 5

P C 4

P C 3

P C 2

P C 1

P C 0

1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 0 2 1 2 2 2 3 2 4

4 8 4 7 4 6 4 5 4 4 4 3 4 2 4 1 4 0 3 9 3 8 3 7

1 0

1 1

1 2

3 6

3 5

3 4

3 3

3 2

3 1

3 0

2 9

2 8

2 7

2 6

2 5

N C

V D D

V 3 3 O

U S B P D N / D A T A

U S B P D P / C L K

P A 3

P A 2

P A 1

P A 0

P C 7

P C 6

P C 5

P C 4

P D 7

P D 6

P D 5

P D 4

H T 8 2 B 4 0 R / H T 8 2 B 4 0 A

4 8 L Q F P - A

HT82B40A 数据表(PDF) 2 Page - Holtek Semiconductor Inc

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HT82B40A 数据表(PDF) 2 Page - Holtek Semiconductor Inc

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