HT82K70E-L datasheet(2/59 Pages) HOLTEK

2 / 59 page

Block Diagram

Pin Assignment

HT82K70E-L/HT82K70A-L/HT82K76E-L

Rev. 1.20

February 1, 2011

S t a c k

D a t a

M e m o r y

I / O

P o r t s

1 6 - b i t

T i m e r x 2

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

R C / C r y s t a l

O s c i l l a t o r

S P I

I n t e r f a c e

L o w

V o l t a g e

D e t e c t

P B 5

P B 4

P A 3 / T M R 1

P A 2 / T M R 0

P A 1 / Z 2

P A 0 / Z 1

P B 3

P B 2

P B 1 / V 2

P B 0 / V 1

P F 1

P F 0

P D 7

P D 6

P D 5

P D 4

V S S

P E 2

P E 3

P C 0

P C 1

P C 2 / I N T

P E 0

P E 1

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

P B 6

P B 7

P A 4 / S C S

P A 5 / S C K

P A 6 / S D I

P A 7 / S D O

P F 2

P F 7

P E 6

P E 5

O S C 2

O S C 1

V D D

R E S

P E 4 / B A T

P D 3

P D 2

P D 1

P D 0

P C 7

P C 6

P C 5

P C 4

P C 3

H T 8 2 K 7 0 E - L

H T 8 2 K 7 0 A - L

H T 8 2 K 7 6 E - L

4 8 S S O P - A

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

H T 8 2 K 7 0 E - L

H T 8 2 K 7 0 A - L

H T 8 2 K 7 6 E - L

2 8 S S O P - A

P B 5

P B 4

P A 3 / T M R 1

P A 2 / T M R 0

P A 1 / Z 2

P A 0 / Z 1

P B 3

P B 2

P B 1 / V 2

P B 0 / V 1

V S S

P E 2

P E 3

P C 2 / I N T

P B 6

P B 7

P A 4 / S C S

P A 5 / S C K

P A 6 / S D I

P A 7 / S D O

O S C 2

O S C 1

V D D

R E S

P E 4 / B A T

P C 6

P C 5

P C 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 D 0

P D 1

P E 4 / B A T

R E S

V D D

O S C 1

O S C 2

P A 7 / S D O

V S S

P D 4

P D 5

P B 0 / V 1

P B 1 / V 2

P B 2

P B 3

P A 0 / Z 1

H T 8 2 K 7 0 E - L

H T 8 2 K 7 0 A - L

H T 8 2 K 7 6 E - L

3 2 Q F N - A

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

H T 8 2 K 7 0 E - L

H T 8 2 K 7 0 A - L

H T 8 2 K 7 6 E - L

4 8 L Q F P - A

P A 0 / Z 1

P B 3

P B 2

P B 1 / V 2

P B 0 / V 1

P D 7

P D 6

P D 5

P D 4

V S S

P E 2

N C

P F 2

P F 7

P E 6

P E 5

O S C 2

O S C 1

V D D

R E S

P E 4 / B A T

P D 3

P D 2

P D 1

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