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DAC5675-EP

SGLS381A – OCTOBER 2006 – REVISED OCTOBER 2006

DEVICE INFORMATION (continued)

TERMINAL FUNCTIONS

TERMINAL

I/O

DESCRIPTION

NAME

NO.

AGND

19, 41, 46, 47

I

Analog negative supply voltage (ground). Pin 47 is internally connected to the heat slug.

20, 42, 45, 48

I

Analog positive supply voltage

BIASJ

39

O

Full-scale output current bias

CLK

22

I

External clock input

CLKC

21

I

Complementary external clock

1, 3, 5, 7, 9,

LVDS positive input, data bits 13–0.

11, 13, 23, 25,

D[13:0]A

I

D13A is the most significant data bit (MSB).

27, 29, 31, 33,

D0A is the least significant data bit (LSB).

35

2, 4, 6, 8, 10,

LVDS negative input, data bits 13–0..

12, 14, 24, 26,

D[13:0]B

I

D13B is the most significant data bit (MSB).

28, 30, 32, 34,

D0B is the least significant data bit (LSB).

36

DGND

16, 18

I

Digital negative supply voltage (ground)

15, 17

I

Digital positive supply voltage

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

µF decoupling capacitor to

EXTIO

40

I/O

AGND when used as reference output.

DAC current output. Full-scale when all input bits are set 1. Connect the reference side of the

IOUT1

43

O

DAC complementary current output. Full-scale when all input bits are 0. Connect the reference

IOUT2

44

O

NC

38

Not connected in chip. Can be high or low.

SLEEP

37

I

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

10

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