DAC7678SPW datasheet(8/52 Pages) TI

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-1.0

-0.8

-0.6

-0.4

-0.2

0.0

0.2

0.4

0.6

0.8

1.0

CHA

CHB

CHC

CHD

CHE

CHF

CHG

CHH

All Eight Channels Shown,

= 5.5 V,

Internal Reference = 2.5 V

512

1024

1536

2048

2560

3072

3584

4096

Digital Input Code

DNL CHA

DNL CHB

DNL CHC

DNL CHD

DNL CHE

DNL CHF

DNLCHG

DNLCHH

All Eight Channels Shown

= 5.5 V,

Internal Reference = 2.5 V

-0.25

-0.20

-0.15

-0.10

-0.05

0.00

0.05

0.10

0.15

0.20

0.25

512

1024

1536

2048

2560

3072

3584

4096

Digital Input Code

-1.00

-0.80

-0.60

-0.40

-0.20

0.00

0.20

0.40

0.60

0.80

1.00

512

1024

1536

2048

2560

3072

3584

4096

Digital Input Code

= 5.5 V,

Internal Reference = 2.5 V,

Typical Channel Shown

-0.25

-0.20

-0.15

-0.10

-0.05

0.00

0.05

0.10

0.15

0.20

0.25

512

1024

1536

2048

2560

3072

3584

4096

Digital Input Code

= 5.5 V,

Internal Reference = 2.5 V,

Typical Channel Shown

-0.25

-0.20

-0.15

-0.10

-0.05

0.00

0.05

0.10

0.15

0.20

0.25

512

1024

1536

2048

2560

3072

3584

4096

Digital Input Code

= 5.5 V,

Internal Reference = 2.5 V,

Typical Channel Shown

512

1024

1536

2048

2560

3072

3584

4096

Digital Input Code

-1.00

-0.80

-0.60

-0.40

-0.20

0.00

0.20

0.40

0.60

0.80

1.00

= 5.5 V,

Internal Reference = 2.5 V,

Typical Channel Shown

DAC7678

SBAS493A – FEBRUARY 2010 – REVISED AUGUST 2010

www.ti.com

TYPICAL CHARACTERISTICS: DAC at AVDD = 5.5 V

At TA = 25°C, external reference used, DAC output not loaded, and all DAC codes in straight binary data format, unless

otherwise noted

LINEARITY ERROR

DIFFERENTIAL LINEARITY ERROR

vs DIGITAL INPUT CODE (All 8 channels)

Figure 8.

Figure 9.

LINEARITY ERROR

DIFFERENTIAL LINEARITY ERROR

vs DIGITAL INPUT CODE (–40°C)

Figure 10.

Figure 11.

LINEARITY ERROR

DIFFERENTIAL LINEARITY ERROR

vs DIGITAL INPUT CODE (+25°C)

vs DIGITAL INPUT CODE(+25°C)

Figure 12.

Figure 13.

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