THS5641A

8BIT, 100 MSPS, CommsDAC

DIGITALTOANALOG CONVERTER

SLAS277A −MARCH 2000 − REVISED SEPTEMBER 2002

7

POST OFFICE BOX 655303

• DALLAS, TEXAS 75265

TYPICAL CHARACTERISTICS†

Figure 1

42

48

54

60

66

72

78

0

1020

304050

SPURIOUS FREE DYNAMIC RANGE

vs

OUTPUT FREQUENCY

Fout − MHz

Fclock = 5 MSPS

Fclock = 25 MSPS

Fclock = 50 MSPS

Fclock = 70 MSPS

Fclock = 100 MSPS

AVDD = 5 V

DVDD = 5 V

Figure 2

−78

−72

−66

−60

−54

−48

−42

0

1020

304050

TOTAL HARMONIC DISTORTION

vs

OUTPUT FREQUENCY

Fout − MHz

AVDD = 5 V

DVDD = 5 V

70 MSPS

100 MSPS

50 MSPS

5 MSPS

25 MSPS

Figure 3

42

45

48

51

54

0

1020

304050

SIGNAL-TO-NOISE AND DISTORTION RATIO

vs

OUTPUT FREQUENCY

Fout − MHz

AVDD = 5 V

DVDD = 5 V

5 MSPS

25 MSPS

50 MSPS

70 MSPS

100 MSPS

48

54

60

66

72

78

0

5

10

15

20

25

30

35

Figure 4

SPURIOUS FREE DYNAMIC RANGE

vs

OUTPUT FREQUENCY

Fout − MHz

5 MSPS

67 MSPS

AVDD = 3.3 V

DVDD = 3.3 V

25 MSPS

50 MSPS

† AVDD and DVDD specified for each chart seperately, IOUTFS = 20 mA, single-ended output IOUT1, 50 Ω doubly terminated load, TA = 25°C

(unless otherwise noted.)