MAX11047_11 Datasheet, PDF (8/25 Pages) Maxim Integrated Products – 4-/6-/8-Channel, 16-/14-Bit, Simultaneous-Sampling ADCs

4-/6-/8-Channel, 16-/14-Bit,
Simultaneous-Sampling ADCs
Typical Operating Characteristics (continued)
(V_AVDD = 5V, V_DVDD = 3.3V, T_A = +25°C, f_SAMPLE = 250ksps, internal reference, unless otherwise noted.)
SNR AND SINAD vs. ANALOG SUPPLY
VOLTAGE FOR MAX1104_
93.0
f_IN = 10kHz
f_SAMPLE = 250ksps
T_A = +25°C
92.5 V_RDC = 4.096V
SNR
V_IN = -0.025dB FROM FS
-108.0
-108.5
THD vs. ANALOG SUPPLY VOLTAGE
FOR MAX1104_
f_IN = 10kHz
f_SAMPLE = 250ksps
T_A = +25°C
V_RDC = 4.096V
V_IN = -0.025dB FROM FS
SIGNAL-TO-NOISE AND DISTORTION RATIO
(SINAD) vs. FREQUENCY FOR MAX1104_
94
93
92
92.0
SINAD
91.5
-109.0
-109.5
91.0
4.75 4.85 4.95 5.05 5.15 5.25
V_AVDD (V)
THD vs. INPUT FREQUENCY
FOR MAX1104_
-85
V_AVDD = 5.0V
-90 ^{fSAMPLE = 250ksps}
T_A = +25°C
-95
V_RDC = 4.096V
V_IN = -0.025dB FROM FS
-100
-105
-110
-115
-120
0.1
1.0
10.0
FREQUENCY (kHz)
100.0
-110.0
4.75 4.85 4.95 5.05 5.15 5.25
V_AVDD (V)
CROSSTALK vs. FREQUENCY
-90
f_IN = 60Hz
f_SAMPLE = 250ksps
-100 ^TA ^{= +25°C}
V_AVDD = 5.0V
V_RDC = 4.096V
-110 ^VIN ^{= -0.025dB FROM FS}
INACTIVE CHANNEL AT GND
-120
-130
-140
0.1
1
10
100
FREQUENCY (kHz)
91
90 _{VAVDD = 5.0V}
f_SAMPLE = 250ksps
89 ^{TA = +25°C}
V_RDC = 4.096V
V_IN = -0.025dB FROM FS
88
0.1
1.0
10.0
FREQUENCY (kHz)
100.0
OUTPUT NOISE HISTOGRAM WITH INPUT
CONNECTED TO 2.5V FOR MAX1104_
24000
20000
V_CHX = 2.500270V
V_AVDD = 5.0V
f_SAMPLE = 250ksps
T_A = +25°C
16000
12000
8000
4000
0
32768 32769 32770 32771 32772 32773 32774
OUTPUT CODE (DECIMAL)
CONVERSION TIME vs. ANALOG
SUPPLY VOLTAGE
3.00
T_A = +25°C
2.99
CONVERSION TIME vs. TEMPERATURE
3.00
V_AVDD = 5.0V
2.99
2.98
2.98
2.97
2.97
2.96
2.96
2.95
2.95
2.94
2.94
2.93
2.93
2.92
4.75 4.85 4.95 5.05 5.15 5.25
V_AVDD (V)
2.92
-40 -15
10
35
60
85
TEMPERATURE (°C)
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