DAC900-Q1

SBAS505 – JUNE 2010

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TERMINAL FUNCTIONS

TERMINAL

DESCRIPTION

NO.

NAME

1

Bit 1

Data Bit 1 (D9), MSB

2

Bit 2

Data Bit 2 (D8)

3

Bit 3

Data Bit 3 (D7)

4

Bit 4

Data Bit 4 (D6)

5

Bit 5

Data Bit 5 (D5)

6

Bit 6

Data Bit 6 (D4)

7

Bit 7

Data Bit 7 (D3)

8

Bit 8

Data Bit 8 (D2)

9

Bit 9

Data Bit 9 (D1)

10

Bit 10

Data Bit 10 (D0), LSB

11

NC

No Connection

12

NC

No Connection

13

NC

No Connection

14

NC

No Connection

Power Down, Control Input; Active HIGH. Contains internal pull-down circuit; may be left unconnected if not

15

PD

used.

16

INT/EXT

Reference Select Pin; Internal ( = 0) or External ( = 1) Reference Operation.

17

REFIN

Reference Input/Ouput. See Applications section for further details.

18

FSA

Full-Scale Output Adjust

19

BW

Bandwidth/Noise Reduction: Bypass with 0.1mF to +VA for Optimum Performance.

20

AGND

Analog Ground

21

IOUT

Complementary DAC Current Output

22

IOUT

DAC Current Output

23

BYP

Bypass Node: Use 0.1mF to AGND

24

+VA

Analog Supply Voltage, 2.7V to 5.5V

25

NC

No Connection

26

DGND

Digital Ground

27

+VD

Digital Supply Voltage, 2.7V to 5.5V

28

CLK

Clock Input

6

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Product Folder Link(s): DAC900-Q1