ST7282A5 - ST7282B5 - ROM FROM EPROM

Family

Issuer Ref.

Chrono

March 26, 1997

Previous Ref

Edition

ST7

PG-RO

97115

7282A5B5

Target C

Page 21/23

3 TESTING

Pin VPP/TEST is used for testing the device. For

normal operation pin VPP/TEST has to be con-

pull down resistor of about 100k is integrated to

select normal operation mode if pin VPP/TEST is

not connected.

The testmodes are for SGS THOMSON internal

use only!

4 PIN DESCRIPTION

4.1 Connection diagram

Figure 10. Connection Diagram ( top view ) for the 80 pin quad flat pack

1

2

24

23

22

21

20

19

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

40

39

38

37

36

35

34

33

32

31

25 26 27 28 29 30

79 78 77 76 75 74 73 72 71 70 69 68 67 66 65

80

64

63

62

61

60

59

58

57

56

55

54

53

52

51

41

42

43

44

45

46

47

48

49

50

ST 7282 B5

PB1/AIN

PB0/AIN

PA7/DOUT/AIN

PA6/SDA/AIN

PA5/SCL/AIN

PA4/AIN

PA3/AIN

PA2/AIN

PA1/CP2/AIN

PA0/CP1/AIN

RESET

VSSA

VDDA

RDSREF

MPX

RDSFIL

PE5/S22

RDSCOMP/PE4/S21

S20/PE3

S19/PE2

S18/PE1

S17/PE0

VLCD1/5

VLCD2/5

PC6/AIN

PC7/AIN

STOP/OSCOUT

OSCIN

S16/PD7

S15/PD6

S14/PD5

S13/PD4

S12/PD3

S11/PD2

S10/PD1

S09/PD0

VPP/TEST

S8/PF7

S7/PF6

S6/PF5

S5/PF4

S4/PF3

S3/PF2

S2/PF1

S1/PF0

BP16/S-0/PG7

BP15/S-1/PG6

BP14/S-2/PG5

CONDIAG.DS4