Typical operating characteristics – Rainbow Electronics MAX19515 User Manual
Page 8
175MHz TWO-TONE IMD
FREQUENCY (MHz)
AMPLITUDE (dBFS)
MAX19515 toc06
-120
-100
-80
-60
-40
-20
0
f
IN1
= 172.49286MHz
f
IN2
= 177.50202MHz
0
5
10
15
25
30
20
70MHz TWO-TONE IMD PLOT
FREQUENCY (MHz)
AMPLITUDE (dBFS)
MAX19515 toc05
-120
-100
-80
-60
-40
-20
0
f
IN1
= 71.496925MHz
f
IN2
= 68.504600MHz
0
5
10
15
25
30
20
175MHz INPUT FFT PLOT
FREQUENCY (MHz)
AMPLITUDE (dBFS)
MAX19515 toc04
-120
-100
-80
-60
-40
-20
0
0
5
10
15
25
30
20
f
IN
= 175.096626MHz
A
IN
= -0.512dBFS
SNR = 59.073dB
SINAD = 59.022dB
THD = -78.338dBc
SFDR1 = 81.806dBc
SFDR2 = 84.255dBc
70MHz INPUT FFT PLOT
FREQUENCY (MHz)
AMPLITUDE (dBFS)
MAX19515 toc03
-120
-100
-80
-60
-40
-20
0
f
IN
= 70.1014328MHz
A
IN
= -0.532dBFS
SNR = 59.432dB
SINAD = 58.388dB
THD = -79.349dBc
SFDR1 = 84.227dBc
SFDR2 = 81.877dBc
0
5
10
15
25
30
20
3MHz SINGLE-ENDED INPUT FFT PLOT
FREQUENCY (MHz)
AMPLITUDE (dBFS)
MAX19515 toc02
-120
-100
-80
-60
-40
-20
0
0
5
10
15
25
30
20
f
IN
= 2.99877166748047MHz
A
IN
= -0.546dBFS
SNR = 59.675dB
SINAD = 59.632dB
THD = -79.673dBc
SFDR1 = 88.737dBc
SFDR2 = 82.290dBc
MAX19515
Dual-Channel, 10-Bit, 65Msps ADC
8
_______________________________________________________________________________________
Typical Operating Characteristics
(V
AVDD
= V
OVDD
= 1.8V, internal reference, differential clock, V
CLK
= 1.5V
P-P
, f
CLK
= 65MHz, A
IN
= -0.5dBFS, data output termination
= 50Ω, T
A
= +25°C, unless otherwise noted.)
3MHz INPUT FFT PLOT
FREQUENCY (MHz)
AMPLITUDE (dBFS)
MAX19515 toc01
0
5
10
15
25
30
20
-120
-100
-80
-60
-40
-20
0
f
IN
= 2.99877166MHz
A
IN
= -0.532dBFS
SNR = 59.682dB
SINAD = 59.641dB
THD = -79.826dBc
SFDR1 = 83.946dBc
SFDR2 = 82.852dBc
INTEGRAL NONLINEARITY
vs. DIGITAL OUTPUT CODE
DIGITAL OUTPUT CODE
INL (LSB)
MAX19515 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)
MAX19515 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)
MAX19515 toc09
0
50
100 150 200 250 300 350 400
50
55
60
65
70
75
80
85
90
95
-THD
SINAD
SFDR1
SNR
SFDR2