Datasheet

120
100
80
60
40
20
0
ADCFrequency(MSPS)
10
50
Current(mA)
40
3020
AVDD1
LVDD
0
-
-
-
-
-
-
20
40
60
80
100
120
Frequency(MHz)
1.80
2.20
Magnitude(dBFS)
1.951.901.85 2.00
TGCIMode
PGA=30dB
V =1V
CNTL
2.05 2.10 2.15
-32
-6
-85
0
-
-
-
-
-
-
20
40
60
80
100
120
Frequency(MHz)
4.80
5.20
Magnitude(dBFS)
4.95
4.90
4.85 5.00
TGCIMode
PGA=30dB
V =1V
CNTL
5.05 5.10 5.15
-32
-6
-87
0
-
-
-
-
-
-
20
40
60
80
100
120
Frequency(MHz)
1.80
2.20
Magnitude(dBFS)
1.95
1.90
1.85 2.00
TGCIIMode
PGA=30dB
V =1V
CNTL
2.05 2.10 2.15
-32
-6
-87
0
-
-
-
-
-
-
20
40
60
80
100
120
Frequency(MHz)
4.80
5.20
Magnitude(dBmFS)
4.95
4.90
4.85 5.00
TGCIIMode
PGA=30dB
V =1V
CNTL
5.05 5.10 5.15
-32
-6
-90
0
-
-
-
-
-
-
20
40
60
80
100
120
Frequency(MHz)
1.80
2.20
Magnitude(dBFS)
1.95
1.90
1.85 2.00
PWMode
PGA=30dB
V =1V
CNTL
2.05 2.10 2.15
-32
-6
-85
AFE5804
SBOS442C –JUNE 2008–REVISED OCTOBER 2011 www.ti.com
TYPICAL CHARACTERISTICS (continued)
AVDD_5V = 5.0V, AVDD1 = VDD2 = DVDD = 3.3V, LVDD = 1.8V, single-ended input into LNA, ac-coupled with 1.0μF,
V
CNTL
= 1.0V, f
IN
5MHz, Clock = 40MSPS, 50% duty cycle, internal reference mode, ISET = 56kΩ, LVDS buffer setting =
3.5mA, at ambient temperature T
A
= +25°C, unless otherwise noted.
INTERMODULATION DISTORTION
MSPS vs LVDD AND AVDD1 CURRENTS (1.99MHz and 2.01MHz)
Figure 85. Figure 86.
INTERMODULATION DISTORTION INTERMODULATION DISTORTION
(4.99MHz and 5.01MHz) (1.99MHz and 2.01MHz)
Figure 87. Figure 88.
INTERMODULATION DISTORTION INTERMODULATION DISTORTION
(4.99MHz and 5.01MHz) (1.99MHz and 2.01MHz)
Figure 89. Figure 90.
28 Copyright © 2008–2011, Texas Instruments Incorporated