AD12400

Rev. 0 | Page 9 of 28

Table 6. Pin Function Descriptions

Pin Number

Mnemonic

Function

1, 2, 3, 4

VC

Digital Supply, +3.3 V.

5

RESET

LVTTL. 0 = Device Reset. Minimum Width = 200 ns. Device resumes operation after 600 ms maximum.

6−9, 11, 13−16,

DNC

Do Not Connect.

49, 51−52, 79,

96−108

10

DRB

Channel B Data Ready. Complement output.

12

DRB

Channel B Data Ready. True output.

17

DB11−

Channel B Data Bit 11. Complement output bit.

18

DB10−

Channel B Data Bit 10. Complement output bit.

19

DB11+

Channel B Data Bit 11. True output bit.

20

DB10+

Channel B Data Bit 10. True output bit.

21

DB9−

Channel B Data Bit 9. Complement output bit.

22

DB8−

Channel B Data Bit 8. Complement output bit.

23

DB9+

Channel B Data Bit 9. True output bit.

24

DB8+

Channel B Data Bit 8. True output bit.

25

DB7−

Channel B Data Bit 7. Complement output bit.

26

DB6−

Channel B Data Bit 6. Complement output bit.

27

DB7+

Channel B Data Bit 7. True output bit.

28

DB6+

Channel B Data Bit 6. True output bit.

29

DB5−

Channel B Data Bit 5. Complement output bit.

30

DB4−

Channel B Data Bit 4. Complement output bit.

31

DB5+

Channel B Data Bit 5. True output bit.

32

DB4+

Channel B Data Bit 4. True output bit.

33

DB3−

Channel B Data Bit 3. Complement output bit.

34

DB2−

Channel B Data Bit 2. Complement output bit.

35

DB3+

Channel B Data Bit 3. True output bit.

36

DB2+

Channel B Data Bit 2. True output bit.

37

DB1−

Channel B Data Bit 1. Complement output bit.

38

DB0−

Channel B Data Bit 0. Complement output bit. DB0 is LSB.

39

DB1+

Channel B Data Bit 1. True output bit.

40

DB0+

Channel B Data Bit 0. True output bit. DB0 is LSB.

41−48

VD

Digital Supply, +1.5 V.

50

PASS

LVTTL. Factory use only. (DNC)

53

DA11−

Channel A Data Bit 11. Complement output bit.

54

DA10−

Channel A Data Bit 10. Complement output bit.

55

DA11+

Channel A Data Bit 11. True output bit.

56

DA10+

Channel A Data Bit 10. True output bit.

57

DA9−

Channel A Data Bit 9. Complement output bit.

58

DA8−

Channel A Data Bit 8. Complement output bit.

59

DA9+

Channel A Data Bit 9. True output bit.

60

DA8+

Channel A Data Bit 8. True output bit.

61

DA7−

Channel A Data Bit 7. Complement output bit.

62

DA6−

Channel A Data Bit 6. Complement output bit.

63

DA7+

Channel A Data Bit 7. True output bit.

64

DA6+

Channel A Data Bit 6. True output bit.

65

DA5−

Channel A Data Bit 5. Complement output bit.

66

DA4−

Channel A Data Bit 4. Complement output bit.

67

DA5+

Channel A Data Bit 5. True output bit.