AD55444 Datasheet, PDF (16/25 Pages) Texas Instruments – 13-BIT 250 MSPS ANALOG-TO-DIGITAL CONVERTER

ADS5444
SLWS162A – AUGUST 2005 – REVISED FEBRUARY 2006
TYPICAL CHARACTERISTICS (continued)
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Performance
vs
Clock Common Mode Level
80
f_S = 250 MSPS
75
SFDR
70
SNR
65
Spurious Free Dynamic Range
vs
AVDD Across Temperature
74
T_A = 65°C
73
T_A = −40°C
72
T_A = 25°C
71
60
55
50
0
1
2
3
4
Clock Common-Mode Voltage − V
Figure 26.
Signal-to-Noise Ratio
vs
AVDD Across Temperature
70.0
69.5
f_S = 250 MSPS
f_IN = 100 MHz
69.0
T_A = 65°C
5
G027
68.5
68.0
T_A = −40°C
T_A = 25°C
67.5
T_A = 0°C
T_A = 85°C
67.0
4.65
4.75
4.85 4.95 5.05 5.15
AV_DD − Supply Voltage − V
Figure 28.
5.25
5.35
G029
70
T_A = 0°C
T_A = 85°C
69
f_S = 250 MSPS
f_IN = 100 MHz
68
4.65 4.75 4.85 4.95 5.05 5.15
AV_DD − Supply Voltage − V
Figure 27.
5.25
5.35
G028
Spurious Free Dynamic Range
vs
DRVDD Across Temperature
72.5
T_A = −40°C
72.0
71.5
71.0
T_A = 25°C
70.5
T_A = 0°C
70.0
69.5
f_S = 250 MSPS
f_IN = 100 MHz
69.0
2.9
3.1
T_A = 65°C
3.3
T_A = 85°C
3.5
3.7
DRVDD − Supply Voltage − V
G030
Figure 29.
16
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