HT49R50 Ver la hoja de datos (PDF) - Holtek Semiconductor

Número de pieza

componentes Descripción

Fabricante

HT49R50

8-Bit Microcontroller

Holtek Semiconductor 

Pad Assignment

HT49R50

68

P A 0 /B Z

1

P A 1 /B Z

2

PA2

3

P A 3 /P F D

4

PA4

5

PA5

6

PA6

7

PA7

8

P B 0 /IN T 0

9

P B 1 /IN T 1

10

P B 2 /T M R 0

11

P B 3 /T M R 1

12

PB4

13

PB5

14

PB6

15

PB7

16

PC0

17

PC1

18

PC2

19

PC3

20

21

22

23 24

67

25 26

27 28

66

(0 ,0 )

29 30

65 64 63

62 61 S E G 1

60 S E G 2

59 S E G 3

58 S E G 4

57 S E G 5

56 S E G 6

55 S E G 7

54 S E G 8

53 S E G 9

52 S E G 10

51 S E G 11

50 S E G 12

49 S E G 13

48 S E G 14

47 S E G 15

46 S E G 16

45 S E G 17

44 S E G 18

43 S E G 19

42 S E G 20

41 S E G 21

40 S E G 22

31 32 33 34 35 36 37 38

39 S E G 23

* The IC substrate should be connected to VSS in the PCB layout artwork.

5

October 22, 1999

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