Rainbow Electronics MAX19516 - Manual (Page 8)

175MHz TWO-TONE IMD PLOT
FREQUENCY (MHz)
AMPLITUDE (dBFS)
MAX19516 toc06
-120
-100
-80
-60
-40
-20
0
0 5 10 15 25 30 20 40 45 50 35
f IN1 = 177.29835MHz
f
IN2
= 172.40028MHz
70MHz TWO-TONE IMD PLOT
FREQUENCY (MHz)
AMPLITUDE (dBFS)
MAX19516 toc05
-120
-100
-80
-60
-40
-20
0
0 5 10 15 25 30 20 40 45 50 35
f IN1 = 68.4169769MHz
f IN2 = 71.4000701MHz
175MHz INPUT FFT PLOT
FREQUENCY (MHz)
AMPLITUDE (dBFS)
MAX19516 toc04
-120
-100
-80
-60
-40
-20
0
0 5 10 15 25 30 20 40 45 50 35
f
IN
= 175.489044MHz
A IN = -0.506dBFS
SNR = 59.222dB
SINAD = 59.187dB
THD = -80.109dBc
SFDR1 = 87.850dBc
SFDR2 = 83.290dBc
70MHz INPUT FFT PLOT
FREQUENCY (MHz)
AMPLITUDE (dBFS)
MAX19516 toc03
-120
-100
-80
-60
-40
-20
0
0 5 10 15 25 30 20 40 45 50 35
f IN = 70.0935363MHz
A IN = -0.473dBFS
SNR = 59.422dB
SINAD = 59.398dB
THD = -81.978dBc
SFDR1 = 88.062dBc
SFDR2 = 86.514dBc
3MHz SINGLE-ENDED INPUT FFT PLOT
FREQUENCY (MHz)
AMPLITUDE (dBFS)
MAX19516 toc02
-120
-100
-80
-60
-40
-20
0
f IN = 2.99911499MHz
A IN = -0.474dBFS
SNR = 59.139dB
SINAD = 58.968dB
THD = -73.092dBc
SFDR1 = 74.814dBc
SFDR2 = 79.872dBc
0 5 10 15 25 30 20 40 45 50 35
MAX19516
Dual-Channel, 10-Bit, 100Msps ADC
8 _______________________________________________________________________________________
Typical Operating Characteristics
(V AVDD = V OVDD = 1.8V, internal reference, differential clock, V CLK = 1.5V P-P , f CLK = 100MHz, A IN = -0.5dBFS, data output termina-
tion = 50Ω, T A = +25°C, unless otherwise noted.)
3MHz INPUT FFT PLOT
FREQUENCY (MHz)
AMPLITUDE (dBFS)
MAX19516 toc01
0 5 10 15 25 30 20 40 45 50 35
-120
-100
-80
-60
-40
-20
0
f IN = 2.99911499MHz
A IN = -0.446dBFS
SNR = 59.591dB
SINAD = 59.566dB
THD = -82.007dBc
SFDR1 = 90.747dBc
SFDR2 = 86.163dBc
INTEGRAL NONLINEARITY
vs. DIGITAL OUTPUT CODE
DIGITAL OUTPUT CODE
INL (LSB)
MAX19516 toc07
0 256 512 768 1024
-1.0
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1.0
DIFFERENTIAL NONLINEARITY
vs. DIGITAL OUTPUT CODE
DIGITAL OUTPUT CODE
DNL (LSB)
MAX19516 toc08
0 256 512 768 1024
-1.0
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1.0
PERFORMANCE vs. INPUT FREQUENCY
INPUT FREQUENCY (MHz)
PERFORMANCE (dBFS)
MAX19516 toc09
0 50 100 150 200 250 300 350 400
50
55
60
65
70
75
80
85
90
95
SFDR2
SINAD
SFDR1
SNR
-THD