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THS5641_05 Datasheet, PDF (7/29 Pages) Texas Instruments – 8-BIT, 100 MSPS, CommsDAC DIGITAL-TO-ANALOG CONVERTER | |||
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THS5641
8-BIT, 100 MSPS, CommsDACâ¢
DIGITAL-TO-ANALOG CONVERTER
SLAS199A â MAY 1999 REVISED JUNE 1999
TYPICAL CHARACTERISTICSâ
SPURIOUS FREE DYNAMIC RANGE
vs
OUTPUT FREQUENCY
78
Fclock = 5 MSPS
72
AVDD = 5 V
DVDD = 5 V
Fclock = 25 MSPS
66
Fclock = 50 MSPS
60
Fclock = 70 MSPS
54
Fclock = 100 MSPS
48
42
0
10
20
30
40
50
Fout â MHz
Figure 1
SIGNAL-TO-NOISE AND DISTORTION RATIO
vs
OUTPUT FREQUENCY
54
5 MSPS
51
AVDD = 5 V
DVDD = 5 V
25 MSPS
50 MSPS
48
100 MSPS
45
70 MSPS
TOTAL HARMONIC DISTORTION
vs
OUTPUT FREQUENCY
â42
70 MSPS
100 MSPS
â48
â54
50 MSPS
â60
25 MSPS
â66
â72
5 MSPS
â78
0
10
AVDD = 5 V
DVDD = 5 V
20
30
40
50
Fout â MHz
Figure 2
SPURIOUS FREE DYNAMIC RANGE
vs
OUTPUT FREQUENCY
78
72
5 MSPS
25 MSPS
66
50 MSPS
AVDD = 3.3 V
DVDD = 3.3 V
60
54
67 MSPS
42
0
10
20
30
40
50
Fout â MHz
Figure 3
48
0
5 10 15 20 25 30 35
Fout â MHz
Figure 4
â AVDD and DVDD specified for each chart seperately, IOUTFS = 20 mA, single-ended output IOUT1, 50 ⦠doubly terminated load, TA = 25°C
(unless otherwise noted.)
⢠POST OFFICE BOX 655303 DALLAS, TEXAS 75265
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