Typical operating characteristics – Rainbow Electronics MAX19507 User Manual
Page 8
175MHz TWO-TONE IMD PLOT
MAX19507 toc06
FREQUENCY (MHz)
AMPLITUDE (dBFS)
0
20
40
60
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
f
IN1
= 172.50053MHz
f
IN2
= 177.48741MHz
70MHz TWO-TONE FFT PLOT
MAX19507 toc05
FREQUENCY (MHz)
AMPLITUDE (dBFS)
0
20
40
60
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
f
IN1
= 71.49905MHz
f
IN2
= 68.502129MHz
175MHz INPUT FFT PLOT
MAX19507 toc04
FREQUENCY (MHz)
AMPLITUDE (dBFS)
0
20
40
60
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
f
IN
= 175.105057MHz
A
IN
= -0.508dBFS
SNR = 49.225dB
SINAD = 49.204dB
THD = -72.411dBc
SFDR1 = 80.172dBc
SFDR2 = 69.998dBc
70MHz INPUT FFT PLOT
MAX19507 toc03
FREQUENCY (MHz)
AMPLITUDE (dBFS)
0
20
40
60
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
f
IN
= 70.1088714MHz
A
IN
= -0.531dBFS
SNR = 49.187dB
SINAD = 49.172dB
THD = -73.779dBc
SFDR1 = 76.498dBc
SFDR2 = 71.834dBc
3MHz SINGLE-ENDED INPUT FFT PLOT
MAX19507 toc02
FREQUENCY (MHz)
AMPLITUDE (dBFS)
0
20
40
60
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
f
IN
= 3.05381775MHz
A
IN
= -0.496dBFS
SNR = 49.281dB
SINAD = 49.232dB
THD = -68.700dBc
SFDR1 = 69.821dBc
SFDR2 = 68.781dBc
MAX19507
Dual-Channel, 8-Bit, 130Msps ADC
8
_______________________________________________________________________________________
Typical Operating Characteristics
(V
AVDD
= V
OVDD
= 1.8V, internal reference, differential clock, V
CLK
= 1.5V
P-P
, f
CLK
= 130MHz, A
IN
= -0.5dBFS, data output termina-
tion = 50Ω, T
A
= +25°C, unless otherwise noted.)
3MHz INPUT FFT PLOT
FREQUENCY (MHz)
AMPLITUDE (dBFS)
MAX19507 toc01
0
20
40
60
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
f
IN
= 2.99827576MHz
A
IN
= -0.543dBFS
SNR = 49.135dB
SINAD = 49.120dB
THD = -73.810dBc
SFDR1 = 79.951dBc
SFDR2 = 68.821dBc
INTEGRAL NONLINEARITY
vs. DIGITAL OUTPUT CODE
DIGITAL OUTPUT CODE
INL (LSB)
MAX19507 toc07
0
64
128
192
256
-0.10
-0.08
-0.06
-0.04
-0.02
0
0.02
0.04
0.06
0.08
0.10
MAX19507 toc08
DIFFERENTIAL NONLINEARITY
vs. DIGITAL OUTPUT CODE
DIGITAL OUTPUT CODE
DNL (LSB)
0
64
128
192
256
-0.10
-0.08
-0.06
-0.04
-0.02
0
0.02
0.04
0.06
0.08
0.10
PERFORMANCE
vs. INPUT FREQUENCY
MAX19507 toc09
INPUT FREQUENCY (MHz)
PERFORMANCE (dBFS)
300
400
200
100
55
60
65
70
75
80
85
45
50
0
SFDR1
SFDR2
-THD
SINAD
SNR