Datasheet > AD5206_15

AD5206_15

更新时间： 2022-02-26 13:53:33

品牌	Logo	应用领域
亚德诺 - ADI		/
页数	文件大小	规格书
20页	371K
描述
4-/6-Channel Digital Potentiometers

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数据手册

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AD5206_15 数据手册

AD5204/AD5206

TEST CIRCUITS

340kΩ

V+ = V ± 10%

V+

LOGIC

∆V

PSRR (dB) = 20 log

(

)

∆V

PSS (%/%) =

Figure 25. ESD Protection of Digital Pins

Figure 30. Power Supply Sensitivity Test Circuit (PSS, PSRR)

DUT

OP279

A, B, W

OUT

OFFSET

GND

OFFSET BIAS

Figure 26. ESD Protection of Resistor Terminals

Figure 31. Inverting Programmable Gain Test Circuit

OUT

OP279

DUT

V+ = V

1LSB = V+/256

V+

OFFSET

GND

DUT

OFFSET BIAS

Figure 27. Potentiometer Divider Nonlinearity Error Test Circuit (INL, DNL)

Figure 32. Noninverting Programmable Gain Test Circuit

NO CONNECT

DUT

+15V

DUT

OP42

OUT

OFFSET

GND

2.5V

–15V

Figure 28. Resistor Position Nonlinearity Error

(Rheostat Operation; R-INL, R-DNL)

Figure 33. Gain vs. Frequency Test Circuit

0.1V

DUT

CODE = 0x00

1V/R

NOMINAL

V+

DUT

– [V

+ I (R II R )]

AW BW

0.1V

V+

–

WHERE V = V

W1 MS

WHEN I = 0

AND V

= V WHEN I = 1/R

TO V

Figure 29. Wiper Resistance Test Circuit

Figure 34. Incremental On-Resistance Test Circuit

Rev. C | Page 16 of 20

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