AD7467BRT-R datasheet(15/28 Pages) AD

15 / 28 page

AD7466/AD7467/AD7468

Rev. C | Page 15 of 28

1.0

–0.6

–0.4

–0.2

0.4

0.2

0.6

0.8

–0.8

512

1024

1536

2048

2560

3072

3584

4096

CODE

VDD = 1.8V

TEMP = 25

°C

fIN = 50Hz

fSAMPLE = 100kSPS

Figure 14. AD7466 DNL Performance

290

115

140

165

190

215

240

265

1.4

1.6

1.8

2.0

2.2

2.4

2.6

2.8

3.0

3.2

3.4

3.6

3.8

SUPPLY VOLTAGE (V)

fSAMPLE = 100kSPS

TEMP = +85

°C

TEMP = –40

°C

TEMP = +25

°C

Figure 15. AD7466 Supply Current vs. Supply Voltage, SCLK 3.4 MHz

560

140

200

260

320

380

440

500

1.4

1.6

1.8

2.0

2.2

2.4

2.6

2.8

3.0

3.2

3.4

3.6

3.8

SUPPLY VOLTAGE (V)

TEMP = 25

°C

fSCLK = 3.4MHz, fSAMPLE = 200kSPS

fSCLK = 1.2MHz, fSAMPLE = 50kSPS

fSCLK = 2.4MHz, fSAMPLE = 140kSPS

Figure 16. AD7466 Maximum Current vs. Supply Voltage

for Different SCLK Frequencies

2.5

0.5

1.0

1.5

2.0

1.5

2.0

2.5

3.0

3.5

4.0

SUPPLY VOLTAGE (V)

TEMP = +25

°C

TEMP = +85

°C

TEMP = –40

°C

Figure 17. Shutdown Current vs. Supply Voltage

1.4

0.2

0.4

0.6

1.0

1.2

0.8

100

150

200

250

THROUGHPUT (kSPS)

TEMP = 25

°C

VDD = 3.0V

VDD = 2.7V

VDD = 2.2V

VDD = 1.8V

Figure 18. AD7466 Power Consumption vs. Throughput Rate, SCLK 3.4 MHz

AD7467BRT-R 数据表(PDF) 15 Page - Analog Devices

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