Rainbow-electronics MAX1427 Manual de usuario descargar pdf (Pagina 6)

MAX1427

15-Bit, 80Msps ADC with -79.3dBFS

Noise Floor for Baseband Applications

6 _______________________________________________________________________________________

SNR vs. SAMPLING FREQUENCY

= 15.2MHz, A

= -1dBFS)

MAX1427 toc10

CLK

(MHz)

SNR (dB)

30 40 50 7060 80

SFDR1/SFDR2 vs. SAMPLING FREQUENCY

= 15.2MHz, A

= -1dBFS)

MAX1427 toc11

CLK

(MHz)

SFDR1/SFDR2 (dBc)

807060504030

100

SFDR1

SFDR2

HD2/HD3 vs. SAMPLING FREQUENCY

= 15.2MHz, A

= -1dBFS)

MAX1427 toc12

CLK

(MHz)

HD2/HD3 (dBc)

705030 40

-115

-110

-105

-100

-95

-90

-85

-80

-75

-70

-120

20 8060

HD3

HD2

SNR vs. TEMPERATURE

CLK

= 80.0195MHz,

= 15.0012MHz, A

= -1dBFS)

MAX1427 toc13

TEMPERATURE (°C)

SNR (dB)

603510-15

-40 85

SINAD vs. TEMPERATURE

CLK

= 80.0195MHz,

= 15.0012MHz, A

= -1dBFS)

MAX1427 toc14

TEMPERATURE (°C)

SINAD (dB)

603510-15

-40 85

Typical Operating Characteristics (continued)

(AV

= 5V, DV

= DRV

= 2.5V, INP and INN driven differentially with a -1dBFS amplitude, CLKP and CLKN driven differentially

with a 2V

P-P

sinusoidal input signal, C

= 5pF at digital outputs, f

CLK

= 80MHz, T

= +25°C. All AC data based on a 32k-point FFT

record and under coherent sampling conditions.)

1 2 3 4 5 6 7 8 9 10 11 ... 17 18

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Rainbow-electronics MAX1427 Manual de usuario Pagina 6

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