AD5675R datasheet(16/28 Pages) AD

16 / 28 page

Data Sheet

AD5676

Rev. B | Page 15 of 27

TIME (µs)

0.004

0.003

0.002

0.001

–0.001

–0.002

–0.003

–0.004

VDD = 5V

GAIN = 1

TA = 25°C

VREF = 2.5V

CODE = 0x7FFF TO 0x8000

ENERGY = 1.209376nV-sec

Figure 31. Digital-to-Analog Glitch Impulse

TIME (µs)

–0.006

–0.005

–0.004

–0.003

–0.002

–0.001

0.001

0.002

0.003

ATTACK CHANNEL 1

ATTACK CHANNEL 2

ATTACK CHANNEL 3

ATTACK CHANNEL 4

ATTACK CHANNEL 5

ATTACK CHANNEL 6

ATTACK CHANNEL 7

Figure 32. Analog Crosstalk

TIME (µs)

–0.010

–0.008

–0.006

–0.004

–0.002

0.002

0.004

0.006

0.008

0.010

0.012

ATTACK CHANNEL 1

ATTACK CHANNEL 2

ATTACK CHANNEL 3

ATTACK CHANNEL 4

ATTACK CHANNEL 5

ATTACK CHANNEL 6

ATTACK CHANNEL 7

Figure 33. DAC-to-DAC Crosstalk

CH1 5µV

M1.0sec

A CH1

401mV

Figure 34. 0.1 Hz to 10 Hz Output Noise

FREQUENCY (Hz)

200

400

600

800

1000

1200

100

10k

100k

FULL SCALE

MIDSCALE

ZERO SCALE

VDD = 5V

TA = 25°C

GAIN = 1

VREF = 2.5V

Figure 35. Noise Spectral Density (NSD)

FREQUENCY (kHz)

–180

–160

–140

–120

–100

–80

–60

–40

–20

VDD = 5V

TA = 25°C

VREF = 2.5V

Figure 36. THD at 1 kHz

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