DAC5652A_18 datasheet(4/34 Pages) TI1

Part #	DAC5652A

Description	Dual, 10-Bit, 275-MSPS Digital-to-Analog Converter

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Manufacturer	TI1 [Texas Instruments]

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DAC5652A

SLAS535E – SEPTEMBER 2007 – REVISED MAY 2018

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Product Folder Links: DAC5652A

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Pin Functions

I/O

DESCRIPTION

NAME

TQFP

VQFN

AGND

38

26

I

Analog ground

AVDD

47

35

I

Analog supply voltage

BIASJ_A

44

32

O

Full-scale output current bias for DACA

BIASJ_B

41

29

O

Full-scale output current bias for DACB

CLKA/CLKIQ

18

6

I

Clock input for DACA, CLKIQ in interleaved mode

CLKB/RESETIQ

19

7

I

Clock input for DACB, RESETIQ in interleaved mode

DA0

10

46

I

Data port A0 (LSB). Internal pulldown.

DA1

9

45

I

Data port A1. Internal pulldown.

DA2

8

44

I

Data port A2. Internal pulldown.

DA3

7

43

I

Data port A3. Internal pulldown.

DA4

6

42

I

Data port A4. Internal pulldown.

DA5

5

41

I

Data port A5. Internal pulldown.

DA6

4

40

I

Data port A6. Internal pulldown.

DA7

3

39

I

Data port A7. Internal pulldown.

DA8

2

38

I

Data port A8. Internal pulldown.

DA9

1

37

i

Data port A9 (MSB). Internal pulldown.

DB0

32

20

I

Data port B0 (LSB). Internal pulldown.

DB1

31

19

I

Data port B1. Internal pulldown.

DB2

30

18

I

Data port B2. Internal pulldown.

DB3

29

17

I

Data port B3. Internal pulldown.

DB4

28

16

I

Data port B4. Internal pulldown.

DB5

27

15

I

Data port B5. Internal pulldown.

DB6

26

14

I

Data port B6. Internal pulldown.

DB7

25

13

I

Data port B7. Internal pulldown.

DB8

24

12

I

Data port B8. Internal pulldown.

DB9

23

11

I

Data port B9 (MSB). Internal pulldown.

DGND

15, 21

3, 9

I

Digital ground

DVDD

16, 22

4, 10

I

Digital supply voltage

EXTIO

43

31

I/O

Internal reference output (bypass with 0.1 μF to AGND) or external reference

input

GSET

42

30

I

Gain-setting mode: H – 1 resistor, L – 2 resistors. Internal pullup.

IOUTA1

46

34

O

DACA current output. Full-scale with all bits of DA high.

IOUTA2

45

33

O

DACA complementary current output. Full-scale with all bits of DA low.

IOUTB1

39

27

O

DACB current output. Full-scale with all bits of DB high.

IOUTB2

40

28

O

DACB complementary current output. Full-scale with all bits of DB low.

MODE

48

36

I

Mode Select: H – Dual Bus, L – Interleaved. Internal pullup.

NC

11-14, 33-

36

1,2, 21-24,

47, 48

—

Factory use only. Pins must be connected to DGND or left unconnected.

SLEEP

37

25

I

Sleep function control input: H – DAC in power-down mode, L – DAC in

operating mode. Internal pulldown.

WRTA/WRTIQ

17

5

I

Input write signal for PORT A (WRTIQ in interleaving mode)

WRTB/SELECTIQ

20

8

I

Input write signal for PORT B (SELECTIQ in interleaving mode)

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