DAC1401D125 3 © IDT 2012. All rights reserved.
Product data sheet Rev. 03 — 2 July 2012 10 of 25
Integrated Device Technology
DAC1401D125
Dual 14-bit DAC, up to 125 Msps
f
s
= 78 Msps; f
c
= 9.44 MHz, f
c
= 10.44 MHz; =0dBFS
Fig 5. 2-tone SFDR
f
s
= 52 Msps; f
c
= 6.25 MHz, f
c
= 6.75 MHz; f
c
=7.25 MHz, f
c
= 7.75 MHz; =0dBFS
Fig 6. 4-tone SFDR
f (MHz)
0 40302010
001aai988
60
40
80
20
0
α
(dBm)
100
f (MHz)
0 302010
001aai989
60
40
80
20
0
α
(dBm)
100
DAC1401D125 3 © IDT 2012. All rights reserved.
Product data sheet Rev. 03 — 2 July 2012 11 of 25
Integrated Device Technology
DAC1401D125
Dual 14-bit DAC, up to 125 Msps
f
s
= 78 Msps; from f
c
= 9.5 MHz, 110 kHz spacing; =0dBFS
Fig 7. 8-tone SFDR
Fig 8. INL as a function of the input code
f (MHz)
0 40302010
001aai990
60
40
80
20
0
α
(dBm)
100
001aaj004
0
2
2
4
INL
(dB)
4
input code
0 1450011600 1740087002900 5800
DAC1401D125 3 © IDT 2012. All rights reserved.
Product data sheet Rev. 03 — 2 July 2012 12 of 25
Integrated Device Technology
DAC1401D125
Dual 14-bit DAC, up to 125 Msps
Fig 9. DNL as a function of the input code
(1) f
o
=0dBFS
(2) f
o
= 6dBFS
(3) f
o
= 12 dBFS
Fig 10. SFDR full-scale at 78 Msps as a function of the output frequency
001aaj003
0
0.4
0.4
0.8
DNL
(dB)
0.8
input code
0 1482011856 1778488922964 5928
f
o
(MHz)
0 2015105
001aaj035
85
SFDR
(dBc)
60
65
70
75
80
(1)
(2)
(3)

DAC1401D125-DB

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BOARD DEMO FOR DAC1401D125
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