5962-0924001VXC Datasheet, PDF (28/46 Pages) Texas Instruments – 12-Bit, 1-GSPS Analog-to-Digital Converter

ADS5400-SP
SLAS669C – SEPTEMBER 2010 – REVISED AUGUST 2012
www.ti.com
TYPICAL CHARACTERISTICS (continued)
Typical plots at T_A = 25°C, sampling rate = 1 GSPS, 50% clock duty cycle, AVDD5 = 5 V, AVDD3 = 3.3 V, DVDD3 = 3.3 V,
and 1.5-V_PP differential clock, (unless otherwise noted)
SFDR
SNR
vs
vs
AVDD3 ACROSS TEMPERATURE
AVDD3 ACROSS TEMPERATURE
75
73
T_A = 100°C
T_A = 85°C
T_A = 55°C
T_A = 125°C
61
f_IN = 100.33 MHz,
f_s = 1 GSPS
T_A = -40°C
T_A = 25°C
60 ^TA ^{= -20°C} T_A = -55°C
T_A = 0°C
71
T_A = -20°C ^{TA = -40°C TA = 0°C}
69
T_A = 25°C
T_A = -55°C
67
65
3.1
f_IN = 100.33 MHz,
f_s = 1 GSPS
3.15 3.2 3.25 3.3 3.35 3.4 3.45 3.5 3.55 3.6
AV_DD - Supply Voltage - V
Figure 20.
59
T_A = 55°C _{TA = 85°C}
T_A = 100°C _{TA = 125°C}
58
57
3.1 3.15 3.2 3.25 3.3 3.35 3.4 3.45 3.5 3.55 3.6
AV_DD - Supply Voltage - V
Figure 21.
SFDR
vs
DVDD3 ACROSS TEMPERATURE
74
T_A = 55°C T_A = 0°C
72
SNR
vs
DVDD3 ACROSS TEMPERATURE
60
T_A = -55°C
T_A = -40°C
T_A = -20°C
59.5
70 ^{TA = 25°C} T_A = -20°C
T_A = -40°C
T_A = 85°C
T_A = 100°C
68
T_A = 125°C
66
T_A = -55°C
f_IN = 100.33 MHz,
f_s = 1 GSPS
64
3
3.1
3.2
3.3
3.4
3.5 3.6
DV_DD - Supply Voltage - V
Figure 22.
59
58.5
T_A = 0°C
T_A = 55°C
T_A = 25°C
T_A = 85°C
T_A = 100°C
58
T_A = 125°C
57.5
57
3
f_IN = 100.33 MHz,
f_s = 1 GSPS
3.1
3.2
3.3 3.4
3.5 3.6
DV_DD - Supply Voltage - V
Figure 23.
28
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