Datasheet AD9289 (Analog Devices) - 9

AD9289 EQUIVALENT CIRCUITS AVDD DRVDD VIN+, VIN– V V D1– D1+ V V AGND
03682-006
DRGND
03682-009 Figure 4. Equivalent Analog Input Circuit Figure 7. Equivalent Digital Output Circuit
AVDD DRVDD CLK+, CLK– LOCK 375
Ω
25
Ω
AGND
03682-007
DRGND
03682-010 Figure 5. Equivalent Clock Input Circuit Figure 8. Equivalent LOCK Output Circuit
DRVDD DFS, PDWN, SHARED_REF 375
Ω
DRGND
03682-008 Figure 6. Equivalent Digital Input Circuit Rev. 0 | Page 8 of 32 Document Outline FEATURES PRODUCT DESCRIPTION FUNCTIONAL BLOCK DIAGRAM PRODUCT HIGHLIGHTS SPECIFICATIONS AC SPECIFICATIONS DIGITAL SPECIFICATIONS SWITCHING SPECIFICATIONS TIMING DIAGRAMS ABSOLUTE MAXIMUM RATINGS EXPLANATION OF TEST LEVELS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS EQUIVALENT CIRCUITS TYPICAL PERFORMANCE CHARACTERISTICS TERMINOLOGY THEORY OF OPERATION ANALOG INPUT AND REFERENCE OVERVIEW Differential Input Configurations Single-Ended Input Configuration CLOCK INPUT AND CONSIDERATIONS Power Dissipation and Standby Mode Digital Outputs Timing Pin CML Pin DTP Pin Voltage Reference Internal Reference Connection External Reference Operation Power and Ground Recommendations EVALUATION BOARD OUTLINE DIMENSIONS ORDERING GUIDE