UPD17P709GC-3B9 查看數據表（PDF） - NEC => Renesas Technology

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UPD17P709GC-3B9

4-BIT SINGLE-CHIP MICROCONTROLLER WITH BUILT-IN HARDWARE DEDICATED TO DIGITAL TUNING SYSTEMS

NEC => Renesas Technology 

(2) PROM programming mode

µPD17P709

(L)

(OPEN)

80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61

1

60

2

59

3

58

4

57

5

56

6

55

7

54

8

53

9

52

10

51

11

50

12

49

13

48

14

47

15

46

16

45

17

44

18

43

19

42

20

41

21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40

(L)

D0

D1

D2

D3

D4

D5

D6

D7

(L)

Note Connect to the same potential as VDD.

Caution The parentheses above indicate the handling of the pins not used in PROM programming mode.

L

: Connect each pin to GND through a resistor (470 ohms).

H

: Connect each pin to VDD through a resistor (470 ohms).

OPEN : Leave each pin open.

5

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