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MAX12527
Dual, 65Msps, 12-Bit, IF/Baseband ADC
_______________________________________________________________________________________ 3
ELECTRICAL CHARACTERISTICS (continued)
(V
DD
= 3.3V, OV
DD
= 2.0V, GND = 0, REFIN = REFOUT (internal reference), C
L
≈ 10pF at digital outputs, V
IN
= -0.5dBFS (differen-
tial), DIFFCLK/SECLK = OV
DD
, PD = GND, SHREF = GND, DIV2 = GND, DIV4 = GND, G/T = GND, f
CLK
= 65MHz, T
A
= -40°C to
+85°C, unless otherwise noted. Typical values are at T
A
= +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
f
IN
= 3MHz at -0.5dBFS
68.1 70.7
f
IN
= 32.5MHz at -0.5dBFS
70.4
f
IN
= 70MHz at -0.5dBFS
70.2
Signal-to-Noise Plus Distortion SINAD
f
IN
= 175MHz at -0.5dBFS
65.9 69.3
dB
f
IN
= 3MHz at -0.5dBFS (Note 2)
81.9
91
f
IN
= 32.5MHz at -0.5dBFS
86.3
f
IN
= 70MHz at -0.5dBFS
84.4
Spurious-Free Dynamic Range SFDR
f
IN
= 175MHz at -0.5dBFS
71.1 80.2
dBc
f
IN
= 3MHz at -0.5dBFS (Note 2)
-92.6 -82.9
f
IN
= 32.5MHz at -0.5dBFS
-84.3
f
IN
= 70MHz at -0.5dBFS
-83.7
Total Harmonic Distortion THD
f
IN
= 175MHz at -0.5dBFS
-78.9 -69.8
dBc
f
IN
= 3MHz at -0.5dBFS -98
f
IN
= 32.5MHz at -0.5dBFS
-91.7
f
IN
= 70MHz at -0.5dBFS
-94.5
Second Harmonic HD2
f
IN
= 175MHz at -0.5dBFS
-80.2
dBc
f
IN
= 3MHz at -0.5dBFS -97
f
IN
= 32.5MHz at -0.5dBFS
-86.3
f
IN
= 70MHz at -0.5dBFS
-84.4
Third Harmonic HD3
f
IN
= 175MHz at -0.5dBFS
-85.6
dBc
f
IN1
= 68.5MHz at -7dBFS
f
IN2
= 71.5MHz at -7dBFS
-89
Two-Tone Intermodulation
Distortion (Note 3)
TTIMD
f
IN1
= 172.5MHz at -7dBFS
f
IN2
= 177.5MHz at -7dBFS
-82.2
dBc
f
IN1
= 68.5MHz at -7dBFS
f
IN2
= 71.5MHz at -7dBFS
-92.2
3rd-Order Intermodulation
Distortion
IM3
f
IN1
= 172.5MHz at -7dBFS
f
IN2
= 177.5MHz at -7dBFS
-88.9
dBc
f
IN1
= 68.5MHz at -7dBFS
f
IN2
= 71.5MHz at -7dBFS
90.6
Two-Tone Spurious-Free
Dynamic Range
SFDR
TT
f
IN1
= 172.5MHz at -7dBFS
f
IN2
= 177.5MHz at -7dBFS
82.9
dBc
Full-Power Bandwidth FPBW Input at -0.2dBFS, -3dB rolloff
750
MHz
Aperture Delay t
AD
Figure 5 1.2 ns
Aperture Jitter t
AJ
<0.15 ps
RMS
Output Noise n
OUT
INAP = INAN = COMA
INBP = INBN = COMB
0.3
LSB
RMS