DAC8571 datasheet(10/1 Pages) TI

10 / 1 page

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0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

t – Time – 12

µs/div, Fast–Settling Mode

VDD = VREF

= 2.7 V

Output

Loaded With

2 k

Ω and

200 pF to

GND

0.0

0.5

1.0

1.5

2.0

2.5

3.0

t – Time – 12

µs/div, Fast–Settling Mode

VDD = VREF

= 5 V

Output

Loaded With

2 k

Ω and

200 pF to

GND

0.00

0.50

1.00

1.50

t – Time – 12

µs/div, Fast–Settling Mode

VDD = VREF

= 2.7 V

Output

Loaded With

2 k

Ω and

200 pF to

GND

DD = 5V

DD = 2.7V

DD = VREF

-1dB FSR Digital Input, F

S = 52ksps

Measurement Bandwidth = 20kHz

SIGNAL-T O-NOISE RATIO vs OUTPUT FREQUENCY

500

1.5k

2.5k

3.5k

4.5k

Output Frequency (Hz), Fast-Settling Mode

DD = VREF = 2.7V

S = 52ksps, - 1dB FSR Digital Input

Measurement Bandwidth = 20kHz

THD

3rd Harmonic

- 10

- 20

- 30

- 40

- 50

- 60

- 70

- 80

- 90

- 100

500

1.5k

2.5k

3.5k

Output Frequency (Hz), Fast - Settling Mode

2nd Harmonic

DD = VREF = 5V

S = 52ksps, - 1dB FSR Digital Input

Measurement Bandwidth = 20kHz

THD

2nd Harmonic

3rd Harmonic

OUTPUT FREQUENCY

- 10

- 20

- 30

- 40

- 50

- 60

- 70

- 80

- 90

- 100

500

1.5k

2.5k

3.5k

Output Frequency (Hz), Fast-Settling Mode

DAC8571

SLAS373A – DECEMBER 2002 – REVISED JULY 2003

TYPICAL CHARACTERISTICS (continued)

At T

A = +25°C, unless otherwise noted.

HALF-SCALE SETTLING TIME (Large Signal)

FULL-SCALE SETTLING TIME (Large Signal)

Figure 19.

Figure 20.

HALF-SCALE SETTLING TIME

SIGNAL-TO-NOISE RATIO vs OUTPUT FREQUENCY

Figure 21.

Figure 22.

TOTAL HARMONIC DISTORTION vs OUTPUT FRE-

QUENCY

Figure 23.

Figure 24.

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