
ISLA212P
15
FN7717.2
November 30, 2012
FIGURE 5. SNR AND SFDR vs AIN
FIGURE 6. HD2 AND HD3 vs AIN
FIGURE 7. SNR AND SFDR vs fSAMPLE
FIGURE 8. HD2 AND HD3 vs fSAMPLE
FIGURE 9. POWER vs fSAMPLE IN 3mA LVDS MODE (SDR)
AND CMOS MODE (DDR)
FIGURE 10. DIFFERENTIAL NONLINEARITY
Typical Performance Curves
All Typical Performance Characteristics apply under the following conditions unless otherwise noted: AVDD = OVDD = 1.8V, TA = +25°C,
AIN =-1dBFS, fIN = 105MHz, fSAMPLE = 250MSPS. (Continued)
10
20
30
40
50
60
70
80
90
100
-60
-50
-40
-30
-20
-10
0
INPUT AMPLITUDE (dBFS)
SFDR (dBfs)
SFDR (dBc)
SNR (dBfs)
SNR (dBc)
SNR
AND
SFDR
-110
-100
-90
-80
-70
-60
-50
-40
-30
-60
-50
-40
-30
-20
-10
0
INPUT AMPLITUDE (dBFS)
HD2
A
ND
HD3
MA
GNITUDE
(dBc
HD3 (dBc)
HD2 (dBc)
HD3 (dBfs)
HD2 (dBfs)
70
75
80
85
90
70
90
110
130
150
170
190
210
230
250
SAMPLE RATE (MSPS)
S
NR
(dBFS)
AND
S
F
DR
(dBc)
SFDR
SNR
-105
-100
-95
-90
-85
-80
-75
70
90
110
130
150
170
190
210
230
250
SAMPLE RATE (MSPS)
HD2
AND
HD3
MAGNITUDE
(dBc)
H3
H2
300
325
350
375
400
425
450
475
500
40
60
80
100
120
140
160
180
200
220
240
SAMPLE RATE (MSPS)
TOT
A
L
PO
W
E
R
(m
W)
LVDS
CMOS
-0.5
-0.4
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
0.5
0
500
1000
1500
2000
2500
3000
3500
4000
CODES
DNL
(LSBs)