DAC7578SPWR datasheet(13/55 Pages) TI

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Digital Input Code

512

1024

1536

2048

2560

3072

3584

4096

0.2

0.4

0.6

0.8

1.0

1.2

1.4

0.0

0.4

0.8

External Reference = 5V

Code Loaded to all Eight DAC Channels

Power Supply Voltage (V)

2.7

3.1

3.5

3.9

4.3

4.7

5.1

5.5

0.6

0.7

0.8

0.9

1.0

1.1

1.2

= 2.7V to 5.5V

1.4

1.3

Power Supply Voltage (V)

2.7

3.1

3.5

3.9

4.3

4.7

5.1

5.5

0.00

0.05

0.10

0.15

0.20

0.25

0.30

0.35

0.40

0.45

= 2.7V to 5.5V

External Reference = 5V

Supply Current (mA)

Zoomed Rising Edge

100 V/div

Rising Edge

2 V/div

Trigger Pulse

5 V/div

Time (5 s/div)

From Code 000h to FFFh

Zoomed Falling Edge

100 V/div

Falling Edge

2 V/div

Trigger Pulse

5 V/div

Time (5 s/div)

From Code FFFh to 000h

DAC5578

DAC6578

DAC7578

www.ti.com

SBAS496A – MARCH 2010 – REVISED AUGUST 2010

TYPICAL CHARACTERISTICS: DAC at AVDD = 5.5 V (continued)

At TA = 25°C, external reference used, DAC output not loaded, and all DAC codes in straight binary data format, DAC7578

graphs shown (unless otherwise noted).

POWER SUPPLY CURRENT

vs DIGITAL INPUT CODE

vs POWER SUPPLY VOLTAGE

Figure 37.

Figure 38.

POWER-SUPPLY CURRENT

POWER DOWN CURRENT

vs POWER SUPPLY VOLTAGE

HISTOGRAM

Figure 39.

Figure 40.

FULL-SCALE SETTLING TIME:

5V RISING EDGE

5V FALLING EDGE

Figure 41.

Figure 42.

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DAC7578SPWR Datasheet(PDF) 13 Page - Texas Instruments

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