ADV7127
3 V–Typical Performance Characteristics
(VAA = +3 V, VREF = 1.235 V, IOUT =17.62 A, 50 ⍀ Doubly Terminated Load, Differential Output Loading, TA = +25؇C)
70
60
50
40
30
20
10
0
80
70
60
50
40
30
20
10
0
72.0
71.8
71.6
71.4
71.2
71.0
70.8
70.6
70.4
SFDR (DE)
SFDR (SE)
SFDR (DE)
SFDR (f
= 1MHz)
OUT
SFDR (SE)
0.1
2.51
5.04
20.2 40.4
100
0
20
85
145
165
0.1
1.0
2.51 5.04
20.2
40.4
100
FREQUENCY – MHz
FREQUENCY – MHz
TEMPERATURE – ؇C
Figure 11. SFDR vs. fOUT @ fCLOCK
140 MHz (Single-Ended and
Differential)
=
Figure 12. SFDR vs. fOUT @ fCLOCK
50 MHz (Single-Ended and
Differential)
=
Figure 13. SFDR vs. Temperature @
f
CLOCK = 50 MHz, (fOUT = 1 MHz)
76
1.00
0.50
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
2nd HARMONIC
74
0.75
4th HARMONIC
72
70
3rd HARMONIC
68
1023
0.00
66
64
62
60
58
56
–0.42
–0.50
–1.00
0
50
100
140
160
0
2
17.62
– mA
20
CODE– INL
I
FREQUENCY – MHz
OUT
Figure 14. THD vs. fCLOCK @ fOUT
2 MHz (2nd, 3rd and 4th Harmonics)
=
Figure 16. Typical Linearity
Figure 15. Linearity vs. IOUT
–5.0
–5.0
–5.0
2
2
2
V
= 3.3V
V
= 3.3V
V
= 3.3V
CLK = 140MHz
= 20MHz
SING O/P
AA
AA
CLK = 140MHz
AA
CLK = 140MHz
= 2.5MHz
SING O/P
f
DUAL TONE
SING O/P
OUT
f
OUT
–45.0
–85.0
–45.0
–85.0
–45.0
–85.0
1
1
1
0kHz
START
35.0MHz
70.0MHz
STOP
0kHz
START
35.0MHz
70.0MHz
STOP
0kHz
START
35.0MHz
70.0MHz
STOP
Figure 17. Single-Tone SFDR @
CLOCK = 140 MHz (fOUT1 = 2 MHz)
Figure 18. Single-Tone SFDR @
CLOCK = 140 MHz (fOUT1 = 20 MHz)
Figure 19. Dual-Tone SFDR @ fCLOCK
f
f
= 140 MHz (fOUT1 = 13.5 MHz, fOUT2
14.5 MHz)
=
REV. 0
–11–
ROCHESTER [ Rochester Electronics ]
