AD7747ARUZ datasheet(10/29 Pages) AD

номер детали	AD7747ARUZ

подробное описание детали	24-Bit Capacitance-to-Digital Converter

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AD7747

Rev. 0 | Page 9 of 28

150

–150

01k

PARALLEL RESISTANCE (MΩ)

10

100

50

0

–50

–100

Figure 10. Capacitance Input Error vs. Parallel Resistance;

CIN(+) to GND = 8 pF, VDD = 5 V

0

–1000

0

200

CIN TO SHLD RESISTANCE (kΩ)

–100

–200

–300

–400

–500

–600

–700

–800

–900

25

50

75

100

125

150

175

Figure 11. Capacitance Input Error vs. Resistance Between CIN1(+) and SHLD;

CIN(+) to GND = 8 pF, VDD= 5 V

100

–1000

0.091

CIN TO SHLD RESISTANCE (MΩ)

–100

0

–200

–300

–400

–500

–600

–700

–800

–900

0.27

0.48

0.96

5

25

100

Figure 12. Capacitance Input Error vs. Resistance Between CIN(+) and SHLD;

CIN(+) to GND = 25 pF, VDD = 5 V

1.0

–1.0

0.01

100

SHLD TO GND RESISTANCE (MΩ)

0.1

1.0

10.0

0.8

0.6

0.4

0.2

0

–0.2

–0.4

–0.6

–0.8

Figure 13. Capacitance Input Error vs. Resistance Between SHLD and GND;

CIN(+) to GND = 8 pF; VDD = 5 V

10

–100

1

100

SERIAL RESISTANCE (kΩ)

10

0

–10

–20

–30

–40

–50

–60

–70

–80

–90

25 pF

8 pF

Figure 14. Capacitance Input Error vs. Serial Resistance;

CIN(+) to GND = 8 pF and 25pF, VDD = 5 V

0.2

–0.6

2.5

5.5

VDD (V)

0

–0.2

–0.4

3.0

3.5

4.0

4.5

5.0

Figure 15. Capacitance Input Power Supply Rejection (PSR);

CIN(+) to GND = 8 pF

Аналогичный номер детали - AD7747ARUZ

производитель	номер детали	датащи	подробное описание детали
Analog Devices	AD7747ARUZ	428Kb / 28P	24-Bit Capacitance-to-Digital Converter with Temperature Sensor REV. 0

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Аналогичное описание - AD7747ARUZ

производитель	номер детали	датащи	подробное описание детали
Analog Devices	AD7745	780Kb / 28P	24-Bit Capacitance-to-Digital Converter with Temperature Sensor REV. 0
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	AD7746	780Kb / 28P	24-Bit Capacitance-to-Digital Converter with Temperature Sensor REV. 0
	AD7747ARUZ	428Kb / 28P	24-Bit Capacitance-to-Digital Converter with Temperature Sensor REV. 0
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