Rainbow-electronics MAX1209 Bedienungsanleitung PDF herunterladen (Seite 3)

MAX1209

12-Bit, 80Msps, 3.3V IF-Sampling ADC

_______________________________________________________________________________________ 3

ELECTRICAL CHARACTERISTICS (continued)

= 3.3V, OV

= 2.0V, GND = 0, REFIN = REFOUT (internal reference), V

= -0.5dBFS, CLKTYP = high, DCE = high, PD = low,

G/T = low, f

CLK

= 80MHz (50% duty cycle), T

= -40°C to +85°C, unless otherwise noted. Typical values are at T

= +25°C.) (Note 1)

PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS

= 70MHz at -0.5dBFS 85.1

= 100MHz at -0.5dBFS 86.2

Spurious-Free Dynamic Range SFDR

= 175MHz at -0.5dBFS (Note 6) 74.6 85.5

dBc

= 70MHz at -0.5dBFS -81.2

= 100MHz at -0.5dBFS -82.3Total Harmonic Distortion THD

= 175MHz at -0.5dBFS -82.7 -73.9

dBc

= 70MHz at -0.5dBFS -86.5

= 100MHz at -0.5dBFS -89.6Second Harmonic HD2

= 175MHz at -0.5dBFS -89

dBc

= 70MHz at -0.5dBFS -85.1

= 100MHz at -0.5dBFS -86.5

Third Harmonic HD3

= 175MHz at -0.5dBFS -88.6

dBc

IN1

= 68.5MHz at -7dBFS,

IN2

= 71.5MHz at -7dBFS

-82.4

Intermodulation Distortion IMD

IN1

= 172.5MHz at -7dBFS,

IN2

= 177.5MHz at -7dBFS

-74.2

dBc

IN1

= 68.5MHz at -7dBFS,

IN2

= 71.5MHz at -7dBFS

-86.4

Third-Order Intermodulation IM3

IN1

= 172.5MHz at -7dBFS,

IN2

= 177.5MHz at -7dBFS

-86.1

dBc

IN1

= 68.5MHz at -7dBFS,

IN2

= 71.5MHz at -7dBFS

85.1

Two-Tone Spurious-Free

Dynamic Range

SFDR

IN1

= 172.5MHz at -7dBFS,

IN2

= 177.5MHz at -7dBFS

74.2

dBc

Full-Power Bandwidth FPBW Input at -0.5dBFS, -3dB roll-off 700 MHz

Aperture Delay t

Figure 4 0.9 ns

Aperture Jitter t

Figure 4 <0.2 ps

RMS

Output Noise n

OUT

INP = INN = COM 0.52 LSB

RMS

Overdrive Recovery Time ±10% beyond full scale 1

Clock

cycles

1 2 3 4 5 6 7 8 ... 26 27

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