6

®

DAC7641

TYPICAL PERFORMANCE CURVES: VSS = 0V

At TA = +25°C, VDD = +5V, VSS = 0V, VREFH = +2.5V, VREFL = 0V, representative unit, unless otherwise specified.

3.0

2.0

1.0

0

–1.0

–2.0

–3.0

2.0

1.5

1.0

0.5

0

–0.5

–1.0

–1.5

–2.0

LINEARITY ERROR AND

DIFFERENTIAL LINEARITY ERROR vs CODE

(+25

°C)

0000

H

2000

H

4000

H

6000

H

8000

H

Digital Input Code

A000

H C000H

E000

H FFFFH

3.0

2.0

1.0

0

–1.0

–2.0

–3.0

2.0

1.5

1.0

0.5

0

–0.5

–1.0

–1.5

–2.0

LINEARITY ERROR AND

DIFFERENTIAL LINEARITY ERROR vs CODE

(+85

°C)

0000

H

2000

H

4000

H

6000

H

8000

H

Digital Input Code

A000

H C000H

E000

H FFFFH

3.0

2.0

1.0

0

–1.0

–2.0

–3.0

2.0

1.5

1.0

0.5

0

–0.5

–1.0

–1.5

–2.0

LINEARITY ERROR AND

DIFFERENTIAL LINEARITY ERROR vs CODE

(–40

°C)

0000

H

2000

H

4000

H

6000

H

8000

H

Digital Input Code

A000

H C000H

E000

H FFFFH

2

1.5

1

0.5

0

–0.5

–1

–1.5

–2

Temperature (

°C)

–40 –30 –20 –10 0

1020304050607080

90

ZERO-SCALE ERROR vs TEMPERATURE

Code (0040

H)

2

1.5

1

0.5

0

–0.5

–1

–1.5

–2

Temperature (

°C)

–40 –30 –20 –10 0

1020304050607080

90

POSITIVE FULL-SCALE ERROR vs TEMPERATURE

Code (FFFF

H)

0.14

0.12

0.10

0.08

0.06

0.04

0.02

0.00

V

REFH CURRENT vs CODE

0000

H

2000

H

4000

H

6000

H

8000

H

Digital Input Code

A000

H C000H

E000

H

FFFF

H