Rainbow-electronics MAX1127 Manual de usuario descargar pdf (Pagina 7)

MAX1127

Quad, 12-Bit, 65Msps, 1.8V ADC with

Serial LVDS Outputs

_______________________________________________________________________________________ 7

FFT PLOT

(32,768-POINT DATA RECORD)

MAX1127 toc01

FREQUENCY (MHz)

AMPLITUDE (dBFS)

284 8 12 2016 24

-110

-90

-100

-80

-70

-50

-30

-10

-60

-40

-20

0

-120

032

f

CLK

= 65.04448MHz

f

IN

= 5.301935MHz

A

IN

= -0.5dBFS

SNR = 69.5dB

SINAD = 69.47dB

THD = -90.94dBc

SFDR = 93.27dBc

HD2

HD3

FFT PLOT

(32,768-POINT DATA RECORD)

MAX1127toc02

FREQUENCY (MHz)

AMPLITUDE (dBFS)

284 8 12 2016 24

-110

HD3

-90

-100

-80

-70

-50

-30

-10

-60

-40

-20

0

-120

032

f

CLK

= 65.04448MHz

f

IN

= 30.30301MHz

A

IN

= -0.5dBFS

SNR = 69.45dB

SINAD = 69.4dB

THD = -89.3dBc

SFDR = 89.7dBc

HD2

CROSSTALK

(4096-POINT DATA RECORD)

MAX1127 toc03

FREQUENCY (MHz)

AMPLITUDE (dBFS)

284 8 12 2016 24

-90

-100

-80

-70

-50

-30

-10

-60

-40

-20

0

-110

032

MEASURED ON CHANNEL 1,

WITH INTERFERING SIGNAL

ON CHANNEL 0.

f

IN(IN1)

= 5.3489349MHz

f

IN(IN0)

= 30.2683055MHz

CROSSTALK

(4096-POINT DATA RECORD)

MAX1127 toc04

FREQUENCY (MHz)

AMPLITUDE (dBFS)

284 8 12 2016 24

-90

-100

-80

-70

-50

-30

-10

-60

-40

-20

0

-110

032

MEASURED ON CHANNEL 1,

WITH INTERFERING SIGNAL

ON CHANNEL 2.

f

IN(IN1)

= 5.3489349MHz

f

IN(IN2)

= 30.2683055MHz

CROSSTALK

(4096-POINT DATA RECORD)

MAX1127 toc05

FREQUENCY (MHz)

AMPLITUDE (dBFS)

284 8 12 2016 24

-90

-100

-80

-70

-50

-30

-10

-60

-40

-20

0

-110

032

MEASURED ON CHANNEL 1,

WITH INTERFERING SIGNAL

ON CHANNEL 3.

f

IN(IN1)

= 5.3489349MHz

f

IN(IN3)

= 30.2683055MHz

TWO-TONE INTERMODULATION DISTORTION

(32,768-POINT DATA RECORD)

MAX1127 toc06

FREQUENCY (MHz)

AMPLITUDE (dBFS)

284 8 12 2016 24

-110

-90

-100

-80

-70

-50

-30

-10

-60

-40

-20

0

-120

032

f

IN(IN1)

= 12.348685MHz

f

IN(IN2)

= 13.650845MHz

A

IN1

= -6.5dBFS

A

IN2

= -6.5dBFS

IMD = 91.2dBc

IM3 = 95.7dBc

1

-7

1 100 1000

GAIN BANDWIDTH PLOT

-5

-6

-4

-3

-2

-1

0

MAX1127 toc07

ANALOG INPUT FREQUENCY (MHz)

GAIN (dB)

10

SMALL-SIGNAL

BANDWIDTH

-20dBFS

FULL-POWER

BANDWIDTH

-0.5dBFS

LIMITED BY

MAX1127EVKIT

INPUT CIRCUITRY

Typical Operating Characteristics

(AV

DD

= 1.8V, OV

DD

= 1.8V, CV

DD

= 1.8V, GND = 0, external V

REFIO

= 1.24V, INTREF = AV

DD

, differential input at -0.5dBFS,

f

CLK

= 65MHz (50% duty cycle), DT = low, C

LOAD

= 10pF, T

A

= +25°C, unless otherwise noted.)

1 2 3 4 5 6 7 8 9 10 11 12 ... 24 25

Serial LVDS Outputs 1

Comentarios a estos manuales

Sin comentarios