Datasheet

LTC2290
7
2290fa
TYPICAL PERFOR A CE CHARACTERISTICS
UW
SNR vs Input Level, f
IN
= 5MHz,
2V Range
SFDR vs Input Level,
f
IN
= 5MHz, 2V Range
I
VDD
vs Sample Rate,
5MHz Sine Wave Input, –1dB
I
OVDD
vs Sample Rate, 5MHz Sine
Wave Input, –1dB, O
VDD
= 1.8V
SNR and SFDR vs Sample Rate,
2V Range, f
IN
= 5MHz, –1dB
SAMPLE RATE (Msps)
20
I
VDD
(mA)
30
40
50
02468
2290 G13
10 12 14
2V RANGE
1V RANGE
SAMPLE RATE (Msps)
0
0
I
OVDD
(mA)
0.2
0.6
0.8
1.0
2.0
1.4
4
8
10
2290 G14
0.4
1.6
1.8
1.2
2
6
12
14
SAMPLE RATE (Msps)
0
60
SNR AND SFDR (dBFS)
70
80
90
100
2468
2290 G10
10 12 14
INPUT LEVEL (dBFS)
–70
SNR (dBc AND dBFS)
dBFS
dBc
–40
2290 G11
40
20
–60 –50 –30
10
–0
80
70
60
50
30
–20 –10 0
INPUT LEVEL (dBFS)
–70
SFDR (dBc AND dBFS)
40
100
110
120
–50
–30
dBFS
dBc
–20
2290 G12
20
10
80
60
30
90
0
70
50
–60
–40
–10
0
90dBc SFDR
REFERENCE LINE