Rainbow Electronics MAX12553 - Manual (Page 7)

MAX12553
14-Bit, 65Msps, 3.3V ADC
_______________________________________________________________________________________ 7
SINGLE-TONE FFT PLOT
(8192-POINT DATA RECORD)
MAX12553 toc01
FREQUENCY (MHz)
AMPLITUDE (dBFS)
24 28 8 12 16 20 4
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-120
-110
0 32
f CLK = 65MHz
f IN = 3.00720215MHz
A IN = -0.542dBFS
SNR = 74.223dB
SINAD = 74.147dB
THD = -91.794dBc
SFDR = 91.499dBc
HD3 HD2
SINGLE-TONE FFT PLOT
(8192-POINT DATA RECORD)
MAX12553 toc02
FREQUENCY (MHz)
AMPLITUDE (dBFS)
24 28 8 12 16 20 4
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-120
-110
0 32
f CLK = 65MHz
f IN = 32.39685059MHz
A IN = -0.469dBFS
SNR = 74.206dB
SINAD = 73.534dB
THD = -81.965dBc
SFDR = 86.015dBc
HD3
HD2
SINGLE-TONE FFT PLOT
(8192-POINT DATA RECORD)
MAX12553 toc03
FREQUENCY (MHz)
AMPLITUDE (dBFS)
24 28 8 12 16 20 4
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-120
-110
0 32
f CLK = 65MHz
f IN = 69.89562988MHz
A IN = -0.460dBFS
SNR = 73.772dB
SINAD = 73.615dB
THD = -88.110dBc
SFDR = 88.325dBc
HD3
HD2
SINGLE-TONE FFT PLOT
(8192-POINT DATA RECORD)
MAX12553 toc04
FREQUENCY (MHz)
AMPLITUDE (dBFS)
24 28 8 12 16 20 4
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-120
-110
0 32
f CLK = 65MHz
f IN = 174.9017334MHz
A IN = -0.499dBFS
SNR = 70.971dB
SINAD = 70.260dB
THD = -78.475dBc
SFDR = 80.267dBc
HD5
HD2
SINGLE-TONE FFT PLOT
(8192-POINT DATA RECORD)
MAX12553 toc05
FREQUENCY (MHz)
AMPLITUDE (dBFS)
24 28 8 12 16 20 4
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-120
-110
0 32
f CLK = 64.96256MHz
f IN = 250.00911MHz
A
IN
= -0.494dBFS
SNR = 69.39dB
SINAD = 68.67dB
THD = -76.8dBc
SFDR = 78.6dBc
HD2 HD3
TWO-TONE FFT PLOT
(16,384-POINT DATA RECORD)
MAX12553 toc06
FREQUENCY (MHz)
AMPLITUDE (dBFS)
24 28 8 12 16 20 4
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-120
-110
0 32
f CLK = 65MHz
f IN1 = 68.50311279MHz
A IN1 = -7.018dBFS
f IN2 = 71.50238037MHz
A IN2 = -7.087dBFS
SFDR TT = 90.085dBc
IMD = -87.812dBc
IM3 = -91.844dBc
f IN1
f IN2
2 x f IN2 - f IN1
TWO-TONE FFT PLOT
(16,384-POINT DATA RECORD)
MAX12553 toc07
FREQUENCY (MHz)
AMPLITUDE (dBFS)
24 28 8 12 16 20 4
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-120
-110
0 32
f CLK = 65.00352MHz
f IN1 = 172.4870625MHz
A IN1 = -7.047dBFS
f IN2 = 177.4861125MHz
A IN2 = -6.984dBFS
SFDR TT = 81.484dBc
IMD = -80.035dBc
IM3 = -83.511dBc
f IN1
f IN2
2 x f IN2 - f IN1 f IN2 - f IN1
f IN1 + f IN2
INTEGRAL NONLINEARITY
MAX12553 toc08
DIGITAL OUTPUT CODE
INL (LSB)
12288 8192 4096
-1.5
-1.0
-0.5
0
0.5
1.0
1.5
2.0
-2.0
0 16384
DIFFERENTIAL NONLINEARITY
MAX12553 toc09
DIGITAL OUTPUT CODE
DNL (LSB)
12288 8192 4096
-0.4
-0.6
-0.8
-0.2
0
0.2
0.4
0.6
0.8
1.0
-1.0
0 16384
Typical Operating Characteristics
(V DD = 3.3V, OV DD = 2.0V, GND = 0, REFIN = REFOUT (internal reference), V IN = -0.5dBFS, CLKTYP = high, DCE = high, PD = low,
G/T = low, f
CLK ≈ 65MHz (50% duty cycle), T A
= +25°C, unless otherwise noted.)