AD9775EB View Datasheet(PDF) - Analog Devices

Part Name

Description

Manufacturer

AD9775EB

0.3-25V; 14-bit, 160MSPS 2x/4x/8x interpolating dual TxDAC+ D/A converter

Analog Devices 

AD9775

DATA-B

2

1

4

3

6

5

8

7

10

9

12

11

14

13

16

15

18

17

20

19

22

21

24

23

26

25

28

27

30

29

32

31

34

33

36

35

38

37

40

39

RIBBON

J2

RCON R1 R2 R3 R4 R5 R6 R7 R8 R9 RP12

1 2 3 4 5 6 7 8 9 10 50⍀

RCON R1 R1 R1 R1 R1 R1 R1 R1 R1 RP9

1 2 3 4 5 6 7 8 9 10 DNP

1 16

RP3, 22⍀

2 15

RP3, 22⍀

3 14

RP3, 22⍀

4 13

RP3, 22⍀

5 12

RP3, 22⍀

6 11

RP3, 22⍀

7 10

RP3, 22⍀

89

RP4, 22⍀

1 16

RP4, 22⍀

2 15

RP4, 22⍀

3 14

RP4, 22⍀

4 13

RP4, 22⍀

5 12

RP4, 22⍀

6 11

RP4, 22⍀

7 10

RP4, 22⍀

89

RP4, 22⍀

BD15

BD14

BD13

BD12

BD11

BD10

BD09

BD08

BD07

BD06

BD05

BD04

BD03

BD02

BD01

BD00

1 2 3 4 5 6 7 8 9 10

RCON R1

R2

R3

R4 R5

R6

R7

R8

R9

RP11

50⍀

1 2 3 4 5 6 7 8 9 10

RCON R1

R2

R3

R4

R5

R6 R7

R8

R9

RP10

DNP

DVDD

C43

4.7␮F

6.3V

C50

0.1␮F

DVDD

C44

4.7␮F

6.3V

C51

0.1␮F

SPCSB

SPCLK

SPSDI

SPSDO

1

2

U5

74AC14

AGND; 7

DVDD; 14

12

13

U5

74AC14

AGND; 7

DVDD; 14

4

3

U5

74AC14

AGND; 7

DVDD; 14

10

11

U5

74AC14

AGND; 7

DVDD; 14

6

5

U5

74AC14

AGND; 7

DVDD; 14

8

9

U5

74AC14

AGND; 7

DVDD; 14

R50

9k⍀

R48

9k⍀

R45

9k⍀

1

2

U6

AGND; 7

74AC14 DVDD; 14

3

4

U6

AGND; 7

74AC14 DVDD; 14

5

6

U6

AGND; 7

74AC14 DVDD; 14

13

12

U6

AGND; 7

74AC14 DVDD; 14

11 10

U6

AGND; 7

74AC14 DVDD; 14

9

8

U6

AGND; 7

74AC14 DVDD; 14

SPI PORT

P1

1

2

3

4

5

6

Figure 62. AD9775 Evaluation Board Input (B Channel) and SPI Port Circuitry

–44–

REV. 0

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