MAX1122EGK Datasheet, PDF (6/17 Pages) Maxim Integrated Products – 1.8V, 10-Bit, 170Msps Analog-to-Digital Converter with LVDS Outputs for Wideband Applications

1.8V, 10-Bit, 170Msps Analog-to-Digital Converter
with LVDS Outputs for Wideband Applications
Typical Operating Characteristics (continued)
(AV_CC = OV_CC = 1.8V, V_AGND = V_OGND = 0, f_SAMPLE = 170.0057MHz, -0.5dBFS; see TOCs for detailed information on test condi-
tions, differential input drive, differential sine-wave clock input drive, 0.1µF capacitor on REFIO, internal reference, digital output pins
differential R_L = 100Ω, T_A = +25°C.)
HD2/HD3 vs. ANALOG INPUT AMPLITUDE
(f_SAMPLE = 170.0057MHz, f_IN = 60.0374MHz)
-50
-55
-60
-65
HD2
-70
HD3
-75
-80
-85
-90
-28 -24 -20 -16 -12 -8 -4 0
ANALOG INPUT AMPLITUDE (dBFS)
HD2/HD3 vs. f_SAMPLE
(f_IN = 60.0374MHz, A_IN = -0.5dBFS)
-60
-68
HD3
-76
-84
HD2
-92
-100
20
50
80 110 140 170
f_SAMPLE (MHz)
DIFFERENTIAL NONLINEARITY
vs. DIGITAL OUTPUT CODE
0.5
0.4
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
128 256 384 512 640 768 896 1024
DIGITAL OUTPUT CODE
SNR vs. f_SAMPLE
(f_IN = 60.0374MHz, A_IN = -0.5dBFS)
60
59
58
57
56
55
54
53
52
51
50
20
50
80 110 140 170
f_SAMPLE (MHz)
TWO-TONE IMD PLOT (8192-POINT
DATA RECORD, COHERENT SAMPLING)
0
-10
f_SAMPLE = 170.0057MHz
f_IN1 = 99.0109MHz
-20 ^fIN2 ^{= 101.0031MHz}
A_IN1 = A_IN2 = -7dBFS
-30 _{IMD = -79dBc}
f_IN2
-40
f_IN1
-50
-60
2f_IN1 -
-70
2f_IN2 - f_{IN1 fIN2}
-80
-90
-100
0
10 20 30 40 50 60 70 80 90
ANALOG INPUT FREQUENCY (MHz)
GAIN BANDWIDTH PLOT
(f_SAMPLE = 170.0057MHz, A_IN = -0.5dBFS)
2
0
-2
-4
-6
-8
-10
-12
10
100
1000
ANALOG INPUT FREQUENCY (MHz)
SFDR vs. f_SAMPLE
(f_IN = 60.0374MHz, A_IN = -0.5dBFS)
90
80
70
60
50
40
20
50
80
110 140 170
f_SAMPLE (MHz)
INTEGRAL NONLINEARITY
vs. DIGITAL OUTPUT CODE
0.5
0.4
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
0 128 256 384 512 640 768 896 1024
DIGITAL OUTPUT CODE
SNR vs. TEMPERATURE (f_IN = 64.9994MHz,
f_SAMPLE = 169.984MHz, A_IN = -0.5dBFS)
60
59
58
57
56
55
54
53
52
51
50
-40 -15
10
35
60
85
TEMPERATURE (^°C)
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