ADN2850BCPZ25-RL7 datasheet(11/28 Pages) AD

Part #	ADN2850BCPZ25-RL7

Description	Nonvolatile Memory, Dual 1024-Position Digital Resistor

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Manufacturer	AD [Analog Devices]

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Data Sheet

ADN2850

Rev. E | Page 11 of 28

0

100

200

300

400

VDIO (V)

2.7V

3.0V

3.3V

5.0V

5.5V

0

1

2

3

4

5

Figure 12. IDD vs Digital Input Voltage

FREQUENCY (Hz)

10

100

1k

10k

100k

1M

–80

–60

–70

–50

–40

–30

–20

–10

0

RAB = 250kΩ

RAB = 25kΩ

VDD = 5V ± 10% AC

VSS = 0V, IW (25k) = 200µA

IW (250k) = 20µA, VB = 0V

MEASURED AT VW WITH CODE = 0x200

TA = 25°C

Figure 13. PSRR vs. Frequency

VDD = 5V

IW = 200µA

VB = 0V

TA = 25°C

1V/DIV

10µs/DIV

VDD

VW (FULL SCALE)

Figure 14. Power-On Reset

2.5982

2.5975

2.5970

2.5965

2.5960

2.5955

2.5950

2.5945

2.5940

2.5935

2.5930

2.5925

2.5920

2.5915

2.5910

2.5905

2.5900

2.5895

2.5890

2.5885

2.5880

2.5873

–19.8 –10

0

10

20

30

40

50

60

70

80

TIME (µs)

VDD = 5V

VSS = GND

VB = VSS

IW = 200µA

Figure 15. Midscale Glitch Energy, RAB = 25 kΩ, Code 0x200 to Code 0x1FF

2.2492

2.2490

2.2485

2.2425

0

50

–39.8

100

150

200

250

300

TIME (µs)

2.2480

2.2475

2.2470

2.2465

2.2460

2.2455

2.2450

2.2445

2.2440

2.2435

2.2430

360

VDD = 5V

VSS = GND

VB = VSS

IW = 20µA

Figure 16. Midscale Glitch Energy, RAB = 250 kΩ, Code 0x200 to Code 0x1FF

2.80

2.50

0.8

0.7

0.9

1.0

1.1

1.2

1.3

1.4

1.5

TIME (µs)

2.75

2.70

2.65

2.60

2.55

VDD = 5V

VSS = GND

VB = GND

IW (25k) = 200µA

IW (250k) = 20µA

Figure 17. Digital Feedthrough

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