Typical operating characteristics (continued) – Rainbow Electronics MAX5183 User Manual

Page 5

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MAX5180/MAX5183

Dual, 10-Bit, 40MHz, Current/Voltage

Simultaneous-Output DACs

_______________________________________________________________________________________

5

1.23

1.24

1.26

1.25

1.27

1.28

2.5

3.5

3.0

4.0

4.5

5.0

5.5

INTERNAL REFERENCE VOLTAGE

vs. SUPPLY VOLTAGE

MAX5180/83-10

SUPPLY VOLTAGE (V)

REFERENCE VOLTAGE (V)

MAX5183

MAX5180

1.23

1.24

1.26

1.25

1.27

1.28

-40

-15

10

35

60

85

INTERNAL REFERENCE VOLTAGE

vs. TEMPERATURE

MAX5180/83-11

TEMPERATURE (°C)

REFERENCE VOLTAGE (V)

MAX5180

MAX5183

Typical Operating Characteristics (continued)

(AV

DD

= DV

DD

= +3V, AGND = DGND = 0, 400

Ω differential output, I

FS

= 1mA, C

L

= 5pF, T

A

= +25°C, unless otherwise noted.)

SETTLING TIME

MAX5180/83-15

12.5ns/div

OUT_N
100mV/div

OUT_P
100mV/div

0

-10

-20

-30

-40
-50

-60

-70

-80

-90

-100

-110

-120

0

2

4

6

8

10 12 14

16 18 20

MAX5180/83-16

FREQUENCY (MHz)

(dBc)

FFT PLOT, DAC1

f

OUT

= 2.2MHz

f

CLK

= 40MHz

0

-10

-20

-30

-40
-50

-60

-70

-80

-90

-100

-110

-120

0

2

4

6

8

10 12 14

16 18 20

FFT PLOT, DAC2

MAX5180/83-17

FREQUENCY (MHz)

(dBc)

f

OUT

= 2.2MHz

f

CLK

= 40MHz

40

70

60

50

80

90

100

10

30

25

15 20

35 40 45 50 55 60

MAX5180/83-18

CLOCK FREQUENCY (MHz)

SFDR (dBc)

SPURIOUS-FREE DYNAMIC RANGE

vs. CLOCK FREQUENCY

DAC2

DAC1

0

1

2

3

4

0

200

100

400

300

500

OUTPUT CURRENT vs. REFERENCE CURRENT

MAX5180/83-12

REFERENCE CURRENT (

µA)

OUTPUT CURRENT (mA)

DYNAMIC RESPONSE RISE TIME

MAX5180/83-13

50ns/div

OUT_P
150mV/div

OUT_N
150mV/div

DYNAMIC RESPONSE FALL TIME

MAX5180/83-14

50ns/div

OUT_P
150mV/div

OUT_N
150mV/div

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