+3V/+5V, Low-Power, 8-Bit Octal DAC

with Rail-to-Rail Output Buffers

_______________________________________________________________________________________

7

Typical Operating Characteristics

0

100

200

300

400

500

600

700

800

02

13

4

5

DAC ZERO-CODE OUTPUT VOLTAGE

vs. OUTPUT SINK CURRENT

DAC OUTPUT SINK CURRENT (mA)

0

0.25

0.50

0.75

1.00

1.25

1.50

02

1

3

45678

DAC ZERO-CODE OUTPUT VOLTAGE

vs. OUTPUT SINK CURRENT

DAC OUTPUT SINK CURRENT (mA)

1.0

1.5

2.5

2.0

3.0

3.5

02

3

1

45678

DAC FULL-SCALE OUTPUT VOLTAGE

vs. OUTPUT SOURCE CURRENT

DAC OUTPUT SOURCE CURRENT (mA)

2.0

2.5

3.5

3.0

4.5

5.0

4.0

5.5

02

3

1

45678

DAC FULL-SCALE OUTPUT VOLTAGE vs.

OUTPUT SOURCE CURRENT

DAC OUTPUT SOURCE CURRENT (mA)

0.4

0.6

0.8

1.0

1.2

1.4

1.6

-40

10

-15

356085

SUPPLY CURRENT vs. TEMPERATURE

TEMPERATURE (

°C)

ALL DAC CODES = OO HEX

ALL DAC CODES = FF HEX

0.4

0.8

0.6

1.2

1.0

1.6

1.4

1.8

-40

10

-15

35

60

85

SUPPLY CURRENT vs. TEMPERATURE

TEMPERATURE (

°C)

ALL DAC CODES = FF HEX

ALL DAC CODES = OO HEX

0.10

0.15

0.20

0.25

0.30

0.35

0.40

0.45

0.50

-40

10

-15

356085

SHUTDOWN SUPPLY CURRENT

vs. TEMPERATURE

TEMPERATURE (

°C)

VREF = +2.5V

0.1

0.2

0.3

0.4

0.5

0.6

0.7

-40

10

-15

356085

SHUTDOWN SUPPLY CURRENT

vs. TEMPERATURE

TEMPERATURE (

°C)

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

01.0

0.5

1.5

2.0

2.5

3.0

SUPPLY CURRENT vs. REFERENCE

REFERENCE VOLTAGE (V)

ALL DAC CODES = FF HEX

ALL DAC CODES = OO HEX