THS5651A_09 Datasheet, PDF (10/33 Pages) Texas Instruments – 10-BIT, 125 MSPS, CommsDAC DIGITAL-TO-ANALOG CONVERTER

THS5651A
10ĆBIT, 125 MSPS, CommsDAC
DIGITALĆTOĆANALOG CONVERTER
SLAS260A − FEBRUARY 2000 − REVISED SEPTEMBER 2002
TYPICAL CHARACTERISTICS^†
SPURIOUS FREE DYNAMIC RANGE
vs
A_OUT AT F_OUT = F_CLOCK/11
84
DVDD = 5 V
78
2.27 MHz @ 25 MSPS
72
66
9.1 MHz @
100 MSPS
60
6.36 MHz @
70 MSPS
54
4.55 MHz @
50 MSPS
48
−27 −24 −21 −18 −15 −12 −9 −6 −3 0
Aout − dBFS
Figure 13
DUAL TONE SPURIOUS FREE DYNAMIC RANGE
vs
A_OUT AT F_OUT = F_CLOCK/7
84
DVDD = 5 V
78
0.675/0.725 MHz @ 5 MSPS
3.38/3.63 MHz @ 25 MSPS
72
6.75/7.25 MHz @ 50 MSPS
66
SPURIOUS FREE DYNAMIC RANGE
vs
A_OUT AT F_OUT = F_CLOCK/5
84
DVDD = 5 V
5 MHz @ 25 MSPS
78
14 MHz @ 70 MSPS
72
66
60
10 MHz @ 50 MSPS
54
20 MHz @ 100 MSPS
48
−27 −24 −21 −18 −15 −12 −9 −6 −3 0
Aout − dBFS
Figure 14
TOTAL HARMONIC DISTORTION
vs
CLOCK FREQUENCY AT F_OUT = 2 MHZ
−6960
DVDD = 5 V
−7825
4th Harmonic
3rd Harmonic
−7880
60
9.67/10.43 MHz @
70 MSPS
54
13.5/14.5 MHz @ 100 MSPS
−8745
2nd Harmonic
48
−27 −24 −21 −18 −15 −12 −9 −6 −3 0
−9700
0
20
40
60
80 100 120
Aout − dBFS
Fclock − Clock Frequency − MSPS
Figure 15
Figure 16
† AVDD _{= 5 V, IOUTFS = 20 mA, differential transformer coupled output, 50 Ω doubly terminated load, TA = 25°C (unless otherwise}
noted.)
10
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265