AD7305(RevA) Просмотр технического описания (PDF) - Analog Devices

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Компоненты Описание

производитель

AD7305
(Rev.:RevA)

+3 V/+5 V, Rail-to-Rail Quad, 8-Bit DAC

Analog Devices 

AD7304/AD7305

12

VDD = +5V

10

VSS = –5V

VREF = 2.5V

A0 = 5V

ALL OTHER DIGITAL

8

PINS VARYING

6

IDD

4

ISS

2

0

0

1

2

3

4

5

DIGITAL INPUT VOLTAGE – Volts

Figure 24. Supply Current vs. Digital Input Voltage

10.0000

1.0000

0.1000

0.0100

VDD = +5V

VSS = –5V

VREF = 2.5V

ALL DIGITAL PINS VARY,

EXCEPT A0 = 5V

IDD

0.0010

ISS

0.0001

0

1

2

3

4

5

DIGITAL INPUT VOLTAGE – Volts

Figure 25. Shutdown Supply Current vs. Digital Input

Voltage (A0 Only)

5.0

VDD = +5V

VSS = –5V

4.4

VREF = 2.5V

IDD AND ISS

3.8

3.2

2.6

2.0

–55 –35 –15

5

25 45 65

TEMPERATURE – ؇C

85 105 125

Figure 26. Supply Current vs. Temperature

80

VDD = +5.5V

70

VSS = –5.5V

VREF = 2.5V

PIN A0 FLOATING

60

50

40

30

20

–55 –35 –15

5

25 45 65

TEMPERATURE – ؇C

85 105 125

Figure 27. Shutdown Supply Current vs. Temperature

0.08

0.04

0

–0.04

READING MADE AT TA = +25؇C

SAMPLE SIZE = 924 UNITS

VDD = 2.7V

VDD = 5.5V

–0.08

0

84

168

252

336

420

504

DEGREES CELCIUS

Figure 28. Normalized TUE Drift Accelerated by Burn-In

Hours of Operation @ 150°C

–10–

REV. A

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