REV. A

AD5582/AD5583

–7–

AD5582 PIN CONFIGURATION

1

AD5582

AGND1

48

TOP VIEW

(Not to Scale)

AGND2

2

VOB

47

VOC

3

46

4

45

5

VOA

44

VOD

6

NC

43

NC

7

42

8

41

9

40

10

39

11

R1

38

12

RCT

37

13

R2

36

DGND3

14

35

R/

W

15

LDAC

34

CS

16

RS

33

A1

17

MSB

32

A0

18

DB0

31

DB11

19

DB1

30

DB10

20

DB2

29

DB9

21

DB3

28

DB8

22

DGND1

27

DGND2

23

DB4

26

DB7

24

DB5

25

DB6

NC = NO CONNECT

AD5582 PIN FUNCTION DESCRIPTIONS

*

Pin

No. Mnemonic Description

1

AGND1

Analog Ground for DAC A and B

2

VOB

DAC B Output

Positive Power Supply for DAC A and B

Negative Power Supply for DAC A and B

5

VOA

DAC A Output

6NCNo Connect

DAC B Voltage Reference Low Terminal

DAC B Voltage Reference High Terminal

DAC A Voltage Reference High Terminal

10

DAC A Voltage Reference Low Terminal

11

R1

R1 Terminal (for Negative Reference)

12

RCT

Center Tap Terminal (for Negative Reference)

13

R2

R2 Terminal (for Negative Reference)

14

Power Supply for Digital Circuits

15

LDAC

DAC Register Load, Active Low Level Sensitive

16

RS

Reset Strobe

17

MSB

18

DB0

Data Bit 0

19

DB1

Data Bit 1

20

DB2

Data Bit 2

21

DB3

Data Bit 3

22

DGND1

Digital Ground 1

23

DB4

Data Bit 4

24

DB5

Data Bit 5

Pin

No. Mnemonic Description

25

DB6

Data Bit 6

26

DB7

Data Bit 7

27

DGND2

Digital Ground 2

28

DB8

Data Bit 8

29

DB9

Data Bit 9

30

DB10

Data Bit 10

31

DB11

Data Bit 11

32

A0

Address Input 0

33

A1

Address Input 1

34

CS

Chip Select, Active Low

35

R/

W

Read/Write Mode Select

36

DGND3

Digital Ground 3

37

Negative Power Supply for Analog Switches

38

Positive Power Supply for Analog Switches

39

DAC D Voltage Reference Low Terminal

40

DAC D Voltage Reference High Terminal

41

DAC C Voltage Reference High Terminal

42

DAC C Voltage Reference Low Terminal

43

NC

No Connect

44

VOD

DAC D Output

45

Negative Power Supply for DAC C and D

46

Positive Power Supply for DAC C and D

47

VOC

DAC C Output

48

AGND2

Analog Ground for DAC C and D

*AD5582 optimizes internal layout design to reduce die area so that all supply voltage pins are required to be connected externally. See Figure 5.