MAX1124 Datasheet, PDF (7/17 Pages) Maxim Integrated Products – 1.8V, 10-Bit, 250Msps Analog-to-Digital Converter with LVDS Outputs for Wideband Applications

1.8V, 10-Bit, 250Msps Analog-to-Digital Converter
with LVDS Outputs for Wideband Applications
Typical Operating Characteristics (continued)
(AV_CC = OV_CC = 1.8V, AGND = OGND = 0, f_SAMPLE = 250.0057MHz, -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.)
SINAD vs. TEMPERATURE (f_IN = 65.0344MHz,
f_SAMPLE = 250.0057MHz, A_IN = -0.5dBFS)
60
59
58
57
56
55
54
53
52
51
50
-40 -15
10
35
60
85
TEMPERATURE (^°C)
FS VOLTAGE vs. FS ADJUST RESISTOR
1.34
FIGURE 6
1.32
1.30
RESISTOR VALUE APPLIED
1.28
BETWEEN REFADJ AND AGND
1.26
1.24
1.22
RESISTOR VALUE APPLIED
1.20
BETWEEN REFADJ AND REFIO
1.18
1.16
0 100 200 300 400 500 600 700 800 900 1000
FS ADJUST RESISTOR (Ω)
SFDR vs. TEMPERATURE (f_IN = 65.0344MHz,
f_SAMPLE = 250.0057MHz, A_IN = -0.5dBFS)
80
75
70
65
60
55
50
-40 -15
10
35
60
85
TEMPERATURE (^°C)
SNR vs. VOLTAGE SUPPLY
(f_IN = 60.0294MHz, A_IN = -0.5dBFS)
60
AV_CC = OV_CC
59
58
57
56
55
54
53
52
51
50
1.5 1.6 1.7 1.8 1.9 2.0 2.1
VOLTAGE SUPPLY (V)
POWER DISSIPATION vs. f_SAMPLE
(f_IN = 60.0294MHz, A_IN = -0.5dBFS)
505
495
485
475
465
455
445
435
425
10 50 90 130 170 210 250
f_SAMPLE (MHz)
INTERNAL REFERENCE vs. SUPPLY VOLTAGE
(f_SAMPLE = 250.0057MHz)
1.2350
MEASURED AT THE REFIO PIN
REFADJ = AV_CC = OV_CC
1.2340
1.2330
1.2320
1.2310
1.2300
1.5 1.6 1.7 1.8 1.9 2.0 2.1
SUPPLY VOLTAGE (V)
NOISE HISTOGRAM
(DC INPUT, 128k-POINT DATA RECORD)
8.0E+04
7.0E+04
74401
f_SAMPLE = 250MHz
6.0E+04
56333
5.0E+04
4.0E+04
PROPAGATION DELAY TIMES
vs. TEMPERATURE
6
5
4
t_CPDL
3
3.0E+04
2.0E+04
1.0E+04
295
43
0.0E+00
507 508 509 510 511
DIGITAL OUTPUT NOISE
2
1
t_PDL
0
-40 -15 10
35
60
85
TEMPERATURE (^°C)
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