MAX11044 Datasheet, PDF (7/19 Pages) Maxim Integrated Products – 4-/6-/8-Channel, 16-Bit, Simultaneous-Sampling ADCs

4-/6-/8-Channel, 16-Bit,
Simultaneous-Sampling ADCs
Typical Operating Characteristics (continued)
(AVDD = 5V, DVDD = 3.3V, T_A = +25°C, f_SAMPLE = 250ksps, internal reference, unless otherwise noted.)
GAIN ERROR AND GAIN ERROR
GAIN ERROR AND GAIN ERROR
MATCHING vs. SUPPLY VOLTAGE
MATCHING vs. TEMPERATURE
0.005
0.010
0
T_A = +25°C
V_AVDD = 5.0V
GAIN ERROR
-20
0.006
OFFSET ERROR
0.003
-40
0
-0.003
GAIN ERROR MATCHING
0.002
-0.002
-0.006
-60
OFFSET ERROR
-80
MATCHING
-100
-120
FFT PLOT
f_IN = 10kHz
f_SAMPLE = 250ksps
T_A = +25°C
V_AVDD = 5.0V
-0.005
4.75 4.85 4.95 5.05 5.15 5.25
V_AVDD (V)
TWO-TONE IMD PLOT
0
f_IN1 = 9838Hz
-20 ^{fIN2 = 10235Hz}
f_SAMPLE = 250ksps
-40
T_A = +25°C
V_AVDD = 5.0V
-60
V_RDC = 4.096V
V_IN = -0.01dBFS
-80
-100
-120
-0.010
-40 -15
10
35
60
85
TEMPERATURE (°C)
-140
0
25
50
75 100 125
FREQUENCY (kHz)
SIGNAL-TO-NOISE RATIO AND
SIGNAL-TO-NOISE AND DISTORTION
RATIO vs. TEMPERATURE
95
f_IN = 10kHz
f_SAMPLE = 250ksps
94 TA = +25°C
V_RDC = 4.096V
V_IN = -0.025dB FROM FS
93
SNR
92
91
SINAD
-140
7.2 8.0 8.8 9.6 10.4 11.2 12.0 12.8
FREQUENCY (kHz)
-102.5
-103.0
-103.5
TOTAL HARMONIC DISTORTION
vs. TEMPERATURE
f_IN = 10kHz
f_SAMPLE = 250ksps
T_A = +25°C
V_RDC = 4.096V
V_IN = -0.025dB FROM FS
90
-40 -15
10
35
60
85
TEMPERATURE (°C)
SNR AND SINAD
vs. ANALOG SUPPLY VOLTAGE
93.0
92.5
SNR
92.0
-104.0
-104.5
-105.0
-40 -15
10
35
60
85
TEMPERATURE (°C)
91.5
91.0
90.5
4.75
SINAD
f_IN = 10kHz
f_SAMPLE = 250ksps
T_A = +25°C
V_RDC = 4.096V
V_IN = -0.025dB FROM FS
4.85 4.95 5.05 5.15 5.25
V_AVDD (V)
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