MAX1124 Maxim Integrated Products, MAX1124 Datasheet - Page 6

• Manufacturer Part Number: MAX1124
• Description: 250Msps Analog-to-Digital Converter
• Manufacturer: Maxim Integrated Products

1.8V, 10-Bit, 250Msps Analog-to-Digital Converter
with LVDS Outputs for Wideband Applications
6
(AV
tions, differential input drive, differential sine-wave clock input drive, 0.1µF capacitor on REFIO, internal reference, digital output pins
differential R
-40
-45
-50
-55
-60
-65
-70
-75
-80
-85
-90
-100
-0.2
-0.4
-0.6
CC
-60
-65
-70
-75
-80
-85
-90
-95
_______________________________________________________________________________________
(f
0.6
0.4
0.2
0
SAMPLE
-28
HD2/HD3 vs. ANALOG INPUT AMPLITUDE
10
= OV
0
(f
IN
-24
128
ANALOG INPUT AMPLITUDE (dBFS)
DIFFERENTIAL NONLINEARITY
= 60.03294MHz, A
= 250.0057MHz, f
50
CC
L
vs. DIGITAL OUTPUT CODE
= 100Ω, T
256 384
-20
HD2/HD3 vs. f
= 1.8V, AGND = OGND = 0, f
DIGITAL OUTPUT CODE
HD2
90
f
-16
SAMPLE
HD3
130
512 640 768 896 1024
A
-12
(MHz)
HD2
HD3
= +25°C.)
SAMPLE
IN
IN
170
= 60.0294MHz)
-8
= -0.5dBFS)
210
-4
0
250
SAMPLE
-100
-10
-12
58
57
56
55
54
53
52
51
50
Typical Operating Characteristics (continued)
-10
-20
-30
-40
-50
-60
-70
-80
-90
-2
-4
-6
-8
2
0
0
(f
10
10
SAMPLE
0
(f
DATA RECORD, COHERENT SAMPLING)
f
f
f
A
IMD = -65dBc
SAMPLE
IN1
IN2
IN
TWO-TONE IMD PLOT (8192-POINT
IN1
= 250.0057MHz, -0.5dBFS; see TOCs for detailed information on test condi-
= 60.0294MHz, A
50
= 99.0317MHz
= 101.0459MHz
20
= A
ANALOG INPUT FREQUENCY (MHz)
ANALOG INPUT FREQUENCY (MHz)
GAIN BANDWIDTH PLOT
= 250.0057MHz, A
IN2
= 250.0057MHz
SNR vs. f
= -7dBFS
40
90
f
SAMPLE
60
130
100
2f
SAMPLE
(MHz)
IN1
f
80
IN1
IN
- f
170
= -0.5dBFS)
IN2
IN
100
= -0.5dBFS)
210
2f
f
IN1
f
120
IN2
IN2
-
1000
250
140
-0.2
-0.4
-0.6
-0.8
-1.0
60
59
58
57
56
55
54
53
52
51
50
1.0
0.8
0.6
0.4
0.2
90
80
70
60
50
40
SNR vs. TEMPERATURE (f
0
f
-40
SAMPLE
10
0
(f
IN
128
= 60.0294MHz, A
50
-15
vs. DIGITAL OUTPUT CODE
= 250.0057MHz, A
INTEGRAL NONLINEARITY
256 384
DIGITAL OUTPUT CODE
SFDR vs. f
TEMPERATURE ( ° C)
90
10
f
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SAMPLE
512 640 768 896 1024
130
(MHz)
SAMPLE
35
IN
IN
170
= 65.0344MHz,
IN
= -0.5dBFS)
= -0.5dBFS)
60
210
85
250