Current DAC

4

_______________________________________________________________________________________

Typical Operating Characteristics

SUPPLY CURRENT

vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

5.0

4.5

4.0

3.5

3.0

50

100

150

200

250

0

2.5

5.5

DOES NOT INCLUDE CURRENT DRAWN BY

RESISTORS CONNECTED TO FS0, FS1, FS2,

OR FS3

SUPPLY CURRENT

vs. TEMPERATURE

TEMPERATURE (

°C)

80

60

40

20

0

-20

50

100

150

200

250

0

-40

DOES NOT INCLUDE CURRENT DRAWN BY

RESISTORS CONNECTED TO FS0, FS1, FS2,

OR FS3

VOLTCO (SOURCE)

4.5

4.0

3.5

3.0

2.5

2.0

1.5

1.0

0.5

-225

-200

-175

-150

-250

0

5.0

40k

Ω LOAD ON FS0, FS1, FS2, AND FS3

VOLTCO (SINK)

3.5

3.0

2.5

2.0

1.5

1.0

0.5

175

200

225

250

150

0

4.0

40k

Ω LOAD ON FS0, FS1, FS2, AND FS3

TEMPERATURE COEFFICIENT

vs. SETTING (SOURCE)

SETTING (DEC)

125

100

75

50

25

-50

0

50

100

150

200

-100

0

+25

°C TO -40°C

+25

°C TO +85°C

FOR THE 50

μA TO 200μA CURRENT SOURCE

RANGE

TEMPERATURE COEFFICIENT

vs. SETTING (SINK)

SETTING (DEC)

125

100

75

50

25

-200

-150

-100

-50

0

50

-250

0

+25

°C TO -40°C

+25

°C TO +85°C

FOR THE 50

μA TO 200μA CURRENT SINK

RANGE

INTEGRAL LINEARITY

SETTING (DEC)

125

100

25

50

75

-0.75

-0.50

-0.25

0

0.25

0.50

0.75

1.00

-1.00

0

FOR THE 50

μA TO 200μA CURRENT SOURCE

AND SINK RANGE

DIFFERENTIAL LINEARITY

SETTING (DEC)

125

100

75

50

25

-0.8

-0.6

-0.4

-0.2

0

0.2

0.4

0.6

0.8

1.0

-1.0

0

FOR THE 50

μA TO 200μA CURRENT SOURCE

AND SINK RANGE