AD9054A

–7–

REV. B

EQUIVALENT CIRCUITS

AIN

AIN

Figure 3. Equivalent Analog Input Circuit

VREF IN

Figure 4. Equivalent Reference Input Circuit

ENCODE

OR DS

300

7.5k

300

17.5k

ENCODE

OR

DS

Figure 5. Equivalent ENCODE and Data Select Input Circuit

DEMUX

300

300

17.5k

7.5k

Figure 6. Equivalent

DEMUX Input Circuit

DIGITAL

OUTPUTS

Figure 7. Equivalent Digital Output Circuit

VREF

OUT

Figure 8. Equivalent Reference Output Circuit