DAC5675A-SP_15 datasheet(4/31 Pages) TI1

Teilenummer	DAC5675A-SP

Bauteilbeschribung	Radiation-Tolerant, 14-Bit, 400-MSPS Digital-to-Analog Converter

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Hersteller	TI1 [Texas Instruments]

Direct Link	http://www.ti.com

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4 / 31 page

39

38

37

36

35

34

32

33

31

30

29

28

27

AGND

D0B

D0A

D1B

D1A

D2B

D2A

D3B

D3A

D4B

D4A

D5B

D5A

1

2

3

4

5

6

7

8

9

10

11

12

13

D13A

D13B

D12A

D12B

D11A

D11B

D10A

D10B

D9A

D9B

D8A

D8B

AGND

14 15 16 17 18 19 20 21 22 23 24 25 26

51 50 49 48 47

52

46

44 43 42

45

41 40

DAC5675A-SP

SGLS387G – JULY 2007 – REVISED MARCH 2015

www.ti.com

6 Pin Configuration and Functions

HFG Package

52-Pin CQFP

(Top View)

Pin Functions

I/O

DESCRIPTION

NAME

NO.

13, 20, 26, 39, 44, 49, 50,

Analog negative supply voltage (ground). Pin 13 is internally connected to the heat slug

AGND

I

52

and lid (lid is also grounded internally).

AVDD

21, 45, 48, 51

I

Analog positive supply voltage

BIASJ

42

O

Full-scale output current bias

CLK

23

I

External clock input

CLKC

22

I

Complementary external clock

LVDS positive input, data bits 13–0.

1, 3, 5, 7, 9, 11, 14, 24, 27,

D[13:0]A

I

D13A is the most significant data bit (MSB).

29, 31, 33, 35, 37

D0A is the least significant data bit (LSB).

LVDS negative input, data bits 13–0.

2, 4, 6, 8, 10, 12, 15, 25,

D[13:0]B

I

D13B is the most significant data bit (MSB).

28, 30, 32, 34, 36, 38

D0B is the least significant data bit (LSB).

DGND

17, 19

I

Digital negative supply voltage (ground)

DVDD

16, 18

I

Digital positive supply voltage

Internal reference output or external reference input. Requires a 0.1-

μF decoupling

EXTIO

43

I/O

capacitor to AGND when used as reference output.

DAC current output. Full-scale when all input bits are set '0'. Connect the reference side of

IOUT1

46

O

the DAC load resistors to AVDD.

DAC complementary current output. Full-scale when all input bits are '1'. Connect the

IOUT2

47

O

reference side of the DAC load resistors to AVDD.

NC

41

Not connected in chip. Can be high or low.

SLEEP

40

I

Asynchronous hardware power-down input. Active high. Internal pulldown.

4

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Ähnliche Beschreibung - DAC5675A-SP_15

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