THS5661A Datasheet, PDF (9/31 Pages) Texas Instruments – 12-BIT, 125 MSPS, CommsDACE DIGITAL-TO-ANALOG CONVERTER

THS5661A
12-BIT, 125 MSPS, CommsDAC™
DIGITAL-TO-ANALOG CONVERTER
SLAS247 – NOVEMBER 1999
TYPICAL CHARACTERISTICS^†
SPURIOUS FREE DYNAMIC RANGE
vs
OUTPUT FREQUENCY AT 5 MSPS
90
DVDD = 3.3 V
84
0 dBFS
78
– 6 dBFS
72
– 12 dBFS
66
SPURIOUS FREE DYNAMIC RANGE
vs
OUTPUT FREQUENCY AT 25 MSPS
90
DVDD = 3.3 V
84
0 dBFS
78
72
– 12 dBFS
66
– 6 dBFS
60
0
0.5
1.0
1.5
2.0
2.5
Fout – Output Frequency – MHz
Figure 9
SPURIOUS FREE DYNAMIC RANGE
vs
OUTPUT FREQUENCY AT 50 MSPS
78
0 dBFS
DVDD = 3.3 V
72
– 6 dBFS
66 _{– 12 dBFS}
60
0
2
4
6
8
10
12
Fout – Output Frequency – MHz
Figure 10
SPURIOUS FREE DYNAMIC RANGE
vs
OUTPUT FREQUENCY AT 70 MSPS
78
DVDD = 3.3 V
72
– 6 dBFS
66
60
60
0 dBFS
– 12 dBFS
54
54
48
0
5
10
15
20
25
Fout – Output Frequency – MHz
Figure 11
48
0
10
20
30
40
Fout – Output Frequency – MHz
Figure 12
† AVDD _{= 5 V, IOUTFS = 20 mA, differential transformer coupled output, 50 Ω doubly terminated load, TA = 25°C (unless otherwise}
noted.)
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