I

OUTFS (mA)

80

75

70

65

60

55

50

45

40

X

X

*

*

*

*

X

X

SFDR vs I

OUTFS and fOUT AT 100MSPS

2.1MHz

5.04MHz

10.1MHz

40.4MHz

THD vs f

CLOCK AT f OUT = 2.1MHz

f

CLOCK (MSPS)

–70

–75

–80

–85

–90

–95

–100

2HD

3HD

SFDR vs TEMPERATURE AT 100MSPS, 0dBFS

Temperature (° C)

80

75

70

65

60

55

50

45

40

2.1MHz

10.1MHz

40.4MHz

X

X

X

X

X

X

X

DUAL-TONE OUTPUT SPECTRUM

Frequency (MHz)

0

–10

–20

–30

–40

–50

–60

–70

–80

–90

–100

f

CLOCK = 100MSPS

f

OUT1 = 13.5MHz

f

OUT2 = 14.5MHz

SFDR = 61.5dBc

Amplitude = 0dBFS

FOUR-TONE OUTPUT SPECTRUM

Frequency (MHz)

0

–10

–20

–30

–40

–50

–60

–70

–80

–90

–100

f

CLOCK = 50MSPS

f

OUT1 = 6.25MHz

f

OUT2 = 6.75MHz

f

OUT3 = 7.25MHz

f

OUT4 = 7.75MHz

SFDR = 62.5dBc

Amplitude = 0dBFS

2

5

10

20

–40

0

25

50

100

125

150

0

25

50

70

85

–20

0

5

10

15

20

25

0

5

10

15

20

30

35

40

50

45

25

DAC900-Q1

SBAS505 – JUNE 2010

www.ti.com

TYPICAL CHARACTERISTICS: VD = VA = +3V (continued)

At TA = +25°C, Differential IOUT = 20mA, 50Ω double-terminated load, SFDR up to Nyquist, unless otherwise specified

12

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Product Folder Link(s): DAC900-Q1