AD9445 Ver la hoja de datos (PDF) - Analog Devices

Número de pieza

componentes Descripción

Fabricante

AD9445

14-Bit, 105/125 MSPS, IF Sampling ADC

Analog Devices 

EQUIVALENT CIRCUITS

AVDD2

VIN+

6pF

1kΩ

VIN–

3.5V

X1

T/H

AVDD2 1kΩ

6pF

Figure 6. Equivalent Analog Input Circuit

DRVDD DRVDD

1.2V

LVDS_BIAS

3.74kΩ

K

ILVDSOUT

Figure 7. Equivalent LVDS_BIAS Circuit

DRVDD

V

V

DX–

DX+

V

V

Figure 8. Equivalent LVDS Digital Output Circuit

AD9445

DRVDD

DX

Figure 9. Equivalent CMOS Digital Output Circuit

VDD

RF ENABLE, DCS

MODE, OUTPUT

MODE, DFS

30kΩ

Figure 10. Equivalent Digital Input Circuit,

DFS, DCS MODE, OUTPUT MODE

3kΩ

CLK+

2.5kΩ

AVDD2

3kΩ

2.5kΩ

CLK–

Figure 11. Equivalent Sample Clock Input Circuit

Rev. 0 | Page 15 of 40

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