AD7394AN datasheet(7/12 Pages) AD

Nome de Peças	AD7394AN

Descrição Electrónicos	3 V, Dual, Serial Input 12-/10-Bit DACs

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Fabricante Electrônico	AD [Analog Devices]

Página de início	http://www.analog.com

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7 / 12 page

AD7394/AD7395

–7–

REV. 0

CODE – Decimal

1.5

–1.5

0

1000

500

0

–0.5

0.5

1

–1

1500

2500

2000

3000

4000

3500

TA = +25 C, +85 C

VDD = 3V

VREF = 2.5V

TA = –55 C

Figure 4. AD7394 Integral Nonlinear-

ity Error vs. Code

TEMPCO – ppm/ C

35

0

40

30

20

15

10

5

25

26

38

28

30

32

34

36

SS = 200,

VDD = 2.7V

VREF = 2.5V

TA = +85 C TO –40 C

AD7395

Figure 7. Full-Scale Output Tempco

Histogram

FREQUENCY – Hz

10

8

0

1

10

100k

VDD = 5V

VREF = 2.5V

TA = +25 C

100

1k

10k

6

4

2

Figure 10. AD7394 Output Noise

Density vs. Frequency

Typical Performance Characteristics–

TOTAL UNADJUSTED ERROR – LSB

25

20

0

15

10

5

3

2

1

01

SS = 200 UNITS

TA = +25 C

VDD = 2.7V

VREF = 2.5V

AD7394

Figure 5. Total Unadjusted Error

Histogram

VREF – Volts

0.6

0.3

0

0 0.5

5

1

1.5

2

2.5

3

3.5

4

4.5

0.5

0.4

0.2

0.1

VDD = 5.0V

TA = +25 C

CODE = 768H

AD7394

Figure 8. Integral Nonlinearity Error

vs. VREF

VIN – Volts

140

100

135

120

115

110

105

130

125

0

0.5

3

1

1.5

2

2.5

VDD = 3V

VIN 3V TO 0V

VIN 0V TO 3V

AD7394

Figure 11. Supply Current vs. Logic

Input Voltage

TOTAL UNAJUSTED ERROR – LSB

50

40

0

–5

0

510

15

30

20

10

SS = 200 UNITS

TA = +25 C

VDD = 2.7V

VREF = 2.5V

AD7395

Figure 6. Total Unadjusted Error

Histogram

VREF – Volts

0 0.5

5

1

1.5

2 2.5

3

3.5

4

4.5

30

25

15

5

0

5

10

20

10

15

TA = +25 C

TOTAL UNADJUSTED

FULL SCALE ERROR

AD7394

Figure 9. Full-Scale Error vs. VREF

VDD – Volts

5

4.5

1

23

7

45

6

3

2.5

2

1.5

4

3.5

VLOGIC FROM LOW TO HIGH

VLOGIC FROM HIGH TO LOW

AD7394

Figure 12. Logic Threshold vs. Sup-

ply Voltage

Nº de peça semelhante - AD7394AN

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	AD7390	203Kb / 12P	3 V Serial-Input Micropower 10-Bit and 12-Bit DACs REV. A
	AD7390	203Kb / 12P	3 V Serial-Input Micropower 10-Bit and 12-Bit DACs REV. A
	AD7390AN	342Kb / 12P	3 Volt Serial-Input Micropower 10-Bit & 12-Bit DACs REV. 0
	AD7390AN	203Kb / 12P	3 V Serial-Input Micropower 10-Bit and 12-Bit DACs REV. A

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