HT48F70E datasheet(2/58 Pages) HOLTEK

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Block Diagram

Pin Assignment

HT48F70E

Rev. 1.30

July 29, 2009

1 6 - b i t

T i m e r s

P r o g r a m m a b l e

F r e q u e n c y G e n e r a t o r

S t a c k

R C / C r y s t a l

O s c i l l a t o r

I / O

P o r t s

R A M D a t a

M e m o r y

I n - c i r c u i t

P r o g r a m m i n g C i r c u i t r y

E E P R O M

D a t a M e m o r y

F l a s h P r o g r a m

M e m o r y

8 - b i t

R I S C C o r e

I n t e r r u p t

C o n t r o l l e r

R e s e t

C i r c u i t

W a t c h d o g

T i m e r

L o w V o l t a g e

R e s e t

W a t c h d o g T i m e r

O s c i l l a t o r

P B 6

P B 7

P A 4

P A 5

P A 6

P A 7

P F 0

P F 1

P F 2

P F 3

O S C 2

O S C 1

V D D

R E S

T M R 1

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

P B 5

P B 4

P A 3

P A 2

P A 1

P A 0

P B 3

P B 2

P B 1 / B Z

P B 0 / B Z

P E 3

P E 2

P E 1

P E 0

P D 7

P D 6

P D 5

P D 4

V S S

I N T

T M R 0

P C 0

P C 1

P C 2

H T 4 8 F 7 0 E

4 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

P F 2

P F 3

O S C 2

O S C 1

P F 4

P F 5

P F 6

P F 7

V D D

R E S

T M R 1

P D 3

P D 2

P D 1

P D 0

P C 7

H T 4 8 F 7 0 E

6 4 L Q F P - A

4 7

4 6

4 5

4 4

4 3

4 2

4 1

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

3 3

3 4

3 5

3 6

3 7

3 8

3 9

4 0

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

4 8

1 0

1 1

1 2

1 3

1 4

1 5

1 6

1 7 1 8 1 9 2 0

P A 1

P A 0

P E 7

P E 6

P E 5

P E 4

P B 3

P B 2

P B 1 / B Z

P B 0 / B Z

P E 3

P E 2

P E 1

P E 0

P D 7

P D 6

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