AD5645RBCPZ-R2 datasheet(19/36 Pages) AD

19 / 36 page

Data Sheet

AD5625R/AD5645R/AD5665R, AD5625/AD5665

Rev. C | Page 19 of 36

Figure 45. Digital-to-Analog Glitch Impulse (Negative)

Figure 46. Analog Crosstalk, External Reference

Figure 47. Analog Crosstalk, Internal Reference

Figure 48. 0.1 Hz to 10 Hz Output Noise Plot, External Reference

Figure 49. 0.1 Hz to 10 Hz Output Noise Plot, 2.5 V Internal Reference

Figure 50. 0.1 Hz to 10 Hz Output Noise Plot, 1.25 V Internal Reference

SAMPLE NUMBER

2.521

2.522

2.523

2.524

2.525

2.526

2.527

2.528

2.529

2.530

2.531

2.532

2.533

2.534

2.535

2.536

2.537

2.538

100

150

350

400

200

250

300

450

512

VDD = VREF = 5V

TA = 25°C

5ns/SAMPLE NUMBER

GLITCH IMPULSE = 9.494nV

1LSB CHANGE AROUND

MIDSCALE (0x8000 TO 0x7FFF)

SAMPLE NUMBER

2.491

2.492

2.493

2.494

2.495

2.496

2.497

2.498

100

150

350

400

200

250

300

450

512

VDD = VREF = 5V

TA = 25°C

5ns/SAMPLE NUMBER

ANALOG CROSSTALK = 0.424nV

SAMPLE NUMBER

2.456

2.458

2.460

2.462

2.464

2.466

2.468

2.470

2.472

2.474

2.476

2.478

2.480

2.482

2.484

2.486

2.488

2.490

2.492

2.494

2.496

100

150

350

400

200

250

300

450

512

VDD = 5V

VREFOUT = 2.5V

TA = 25°C

5ns/SAMPLE NUMBER

ANALOG CROSSTALK = 4.462nV

VDD = VREF = 5V

TA = 25°C

DAC LOADED WITH MIDSCALE

4s/DIV

5s/DIV

VDD = 5V

VREFOUT = 2.5V

TA = 25°C

DAC LOADED WITH MIDSCALE

4s/DIV

VDD = 3V

VREFOUT = 1.25V

TA = 25°C

DAC LOADED WITH MIDSCALE

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