MAX12557
Dual, 65Msps, 14-Bit, IF/Baseband ADC
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ELECTRICAL CHARACTERISTICS (continued)
(VDD = 3.3V, OVDD = 2.0V, GND = 0, REFIN = REFOUT (internal reference), CL≈10pF at digital outputs, VIN = -0.5dBFS (differen-tial), DIFFCLK/SECLK = OVDD, PD = GND, SHREF = GND, DIV2 = GND, DIV4 = GND, G/T= GND, fCLK = 65MHz, TA= -40°C to
+85°C, unless otherwise noted. Typical values are at TA= +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX
UNITS
fIN = 3MHz at -0.5dBFS (Note 3)
71.8 74.4
fIN = 32.5MHz at -0.5dBFS
73.10
fIN = 70MHz at -0.5dBFS
73.4
Signal-to-Noise Plus Distortion SINAD
fIN = 175MHz at -0.5dBFS
71.5
dB
fIN = 3MHz at -0.5dBFS (Note 3)
75.5 86.6
fIN = 32.5MHz at -0.5dBFS
82.8
fIN = 70MHz at -0.5dBFS
83.4
Spurious-Free Dynamic Range SFDR
fIN = 175MHz at -0.5dBFS
79.5
dBc
fIN = 3MHz at -0.5dBFS (Note 3)
-84.5 -74.5
fIN = 32.5MHz at -0.5dBFS
-80.7
fIN = 70MHz at -0.5dBFS
-81.7
Total Harmonic Distortion THD
fIN = 175MHz at -0.5dBFS
-78.3
dBc
fIN = 3MHz at -0.5dBFS
-89.5
fIN = 32.5MHz at -0.5dBFS
-84.2
fIN = 70MHz at -0.5dBFS
-84.7
Second Harmonic HD2
fIN = 175MHz at -0.5dBFS
-79.5
dBc
fIN = 3MHz at -0.5dBFS -93
fIN = 32.5MHz at -0.5dBFS
-85.5
fIN = 70MHz at -0.5dBFS
-86.5
Third Harmonic HD3
fIN = 175MHz at -0.5dBFS
-87.2
dBc
fIN1 = 68.5MHz at -7dBFS
fIN2 = 71.5MHz at -7dBFS -88
Two-Tone Intermodulation
Distortion (Note 2) TTIMD
fIN1 = 172.5MHz at -7dBFS
fIN2 = 177.5MHz at -7dBFS
-82.4
dBc
fIN1 = 68.5MHz at -7dBFS
fIN2 = 71.5MHz at -7dBFS
-91.5
3rd-Order Intermodulation
Distortion IM3
fIN1 = 172.5MHz at -7dBFS
fIN2 = 177.5MHz at -7dBFS
-87.6
dBc
fIN1 = 68.5MHz at -7dBFS
fIN2 = 71.5MHz at -7dBFS 89
Two-Tone Spurious-Free
Dynamic Range
SFDRTT
fIN1 = 172.5MHz at -7dBFS
fIN2 = 177.5MHz at -7dBFS
82.4
dBc
Full-Power Bandwidth FPBW Input at -0.2dBFS, -3dB rolloff
750
MHz
Aperture Delay tAD Figure 5 1.2 ns
Aperture Jitter tAJ
<0.15
psRMS
Output Noise nOUT INAP = INAN = COMA
INBP = INBN = COMB
1.02
LSBRMS