Datasheet AD9233 (Analog Devices) - 8

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AD9233 SWITCHING SPECIFICATIONS
AVDD = 1.8 V, DRVDD = 2.5 V, unless otherwise noted.
Table 4. AD9233BCPZ-80 AD9233BCPZ-105 AD9233BCPZ-125 Parameter1 Temp Min Typ Max Min Typ Max Min Typ Max Unit
CLOCK INPUT PARAMETERS Conversion Rate, DCS Enabled Full 20 80 20 105 20 125 MSPS Conversion Rate, DCS Disabled Full 10 80 10 105 10 125 MSPS CLK Period Full 12.5 9.5 8 ns CLK Pulse Width High, DCS Enabled Full 3.75 6.25 8.75 2.85 4.75 6.65 2.4 4 5.6 ns CLK Pulse Width High, DCS Disabled Full 5.63 6.25 6.88 4.28 4.75 5.23 3.6 4 4.4 ns DATA OUTPUT PARAMETERS Data Propagation Delay (tPD)2 Full 3.1 3.9 4.8 3.1 3.9 4.8 3.1 3.9 4.8 ns DCO Propagation Delay (tDCO) Full 4.4 4.4 4.4 ns Setup Time (tS) Full 4.9 5.7 3.4 4.3 2.6 3.5 ns Hold Time (tH) Full 5.9 6.8 4.4 5.3 3.7 4.5 ns Pipeline Delay (Latency) Full 12 12 12 cycles Aperture Delay (tA) Full 0.8 0.8 0.8 ns Aperture Uncertainty (Jitter, tJ) Full 0.1 0.1 0.1 ps rms Wake-Up Time3 Full 350 350 350 ms OUT-OF-RANGE RECOVERY TIME Full 2 2 3 cycles SERIAL PORT INTERFACE4 SCLK Period (tCLK) Full 40 40 40 ns SCLK Pulse Width High Time (tHI) Full 16 16 16 ns SCLK Pulse Width Low Time (tLO) Full 16 16 16 ns SDIO to SCLK Setup Time (tDS) Full 5 5 5 ns SDIO to SCLK Hold Time (tDH) Full 2 2 2 ns CSB to SCLK Setup Time (tS) Full 5 5 5 ns CSB to SCLK Hold Time (tH) Full 2 2 2 ns 1 See AN-835, Understanding High Speed ADC Testing and Evaluation, for a complete set of definitions. 2 Output propagation delay is measured from CLK 50% transition to DATA 50% transition, with 5 pF load. 3 Wake-up time is dependant on the value of the decoupling capacitors, values shown with 0.1 μF capacitor across REFT and REFB. 4 See Figure 57 and the Serial Port Interface (SPI) section.
TIMING DIAGRAM N + 2 N + 1 N + 3 N N + 4 N + 8 tA N + 5 N + 6 N + 7 tCLK CLK+ CLK– tPD DATA N – 13 N – 12 N – 11 N – 10 N – 9 N – 8 N – 7 N – 6 N – 5 N – 4 tS tH tDCO tCLK
83 0
DCO
2- 49 05 Figure 2. Timing Diagram Rev. A | Page 7 of 44 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM PRODUCT HIGHLIGHTS TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS DC SPECIFICATIONS AC SPECIFICATIONS DIGITAL SPECIFICATIONS SWITCHING SPECIFICATIONS TIMING DIAGRAM ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS EQUIVALENT CIRCUITS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION ANALOG INPUT CONSIDERATIONS Input Common Mode Differential Input Configurations Single-Ended Input Configuration VOLTAGE REFERENCE Internal Reference Connection External Reference Operation CLOCK INPUT CONSIDERATIONS Clock Input Options Clock Duty Cycle JITTER CONSIDERATIONS POWER DISSIPATION AND STANDBY MODE Power-Down Mode Standby Mode DIGITAL OUTPUTS Out-of-Range (OR) Condition Digital Output Enable Function (OEB) TIMING Data Clock Output (DCO) SERIAL PORT INTERFACE (SPI) CONFIGURATION USING THE SPI HARDWARE INTERFACE CONFIGURATION WITHOUT THE SPI MEMORY MAP READING THE MEMORY MAP TABLE Open Locations Default Values Logic Levels SPI-Accessible Features LAYOUT CONSIDERATIONS POWER AND GROUND RECOMMENDATIONS Exposed Paddle Thermal Heat Slug Recommendations CML RBIAS REFERENCE DECOUPLING EVALUATION BOARD POWER SUPPLIES INPUT SIGNALS OUTPUT SIGNALS DEFAULT OPERATION AND JUMPER SELECTION SETTINGS POWER VIN VREF RBIAS CLOCK PDWN CSB SCLK/DFS SDIO/DCS ALTERNATIVE CLOCK CONFIGURATIONS ALTERNATIVE ANALOG INPUT DRIVE CONFIGURATION SCHEMATICS EVALUATION BOARD LAYOUTS BILL OF MATERIALS (BOM) OUTLINE DIMENSIONS ORDERING GUIDE