Datasheet > AD5246

AD5246

更新时间： 2022-12-11 21:11:36

品牌	Logo	应用领域
亚德诺 - ADI		/
页数	文件大小	规格书
20页	913K
描述
128-Position I2C Compatible Digital Resistor

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数据手册

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AD5246 数据手册

AD5246

100

–6

0x40

0x20

DIGITAL INPUTS = 0V

CODE = 0x40

–12

–18

–24

–30

–36

–42

–48

–54

–60

0x10

0x08

0x04

= 5.5V

0x02

0x01

= 2.7V

0.1

0.01

–40 –25 –10

35 50

)

95 110 125

10k

100k

FREQUENCY (Hz)

10M

TEMPERATURE (°C

Figure 11. Gain vs. Frequency vs. Code, R_AB= 10 kΩ

Figure 8. Supply Current vs. Temperature

500

400

300

200

100

–6

= 2.7V

0x40

0x20

= 10kΩ

–12

–18

–24

–30

–36

–42

–48

–54

–60

= –40°C to +85°C

0x10

0x08

0x04

0x02

0x01

–100

–200

–300

–400

= –40°C to +125°C

–500

112

128

10k

100k

FREQUENCY (Hz)

10M

CODE (Decimal)

Figure 9. Rheostat Mode Tempco ∆R_WB/∆T vs. Code

Figure 12. Gain vs. Frequency vs. Code, R_AB= 50 kΩ

–6

0x40

0x20

0x40

0x20

0x10

0x08

0x04

0x02

0x01

–12

–18

–24

–30

–36

–42

–48

–54

–12

–18

–24

–30

–36

–42

–48

–54

–60

0x10

0x08

0x04

0x02

0x01

–60

10k

100k

FREQUENCY (Hz)

10M

10k

100k

10M

FREQUENCY (Hz)

Figure 10. Gain vs. Frequency vs. Code, R_AB= 5 kΩ

Figure 13. Gain vs. Frequency vs. Code, R_AB= 100 kΩ

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