Datasheet AD9484 (Analog Devices) - 6
| Fabricante | Analog Devices |
| Descripción | 8-Bit, 500 MSPS, 1.8 V Analog-to-Digital Converter |
| Páginas / Página | 25 / 6 — AD9484. DIGITAL SPECIFICATIONS. Table 3. Parameter. Temp. Min. Typ. Max. … |
| Revisión | A |
| Formato / tamaño de archivo | PDF / 637 Kb |
| Idioma del documento | Inglés |
AD9484. DIGITAL SPECIFICATIONS. Table 3. Parameter. Temp. Min. Typ. Max. Unit
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AD9484 DIGITAL SPECIFICATIONS
AVDD = 1.8 V, DRVDD = 1.8 V, TMIN = −40°C, TMAX = +85°C, fIN = −1.0 dBFS, full scale = 1.5 V, unless otherwise noted.
Table 3. Parameter 1 Temp Min Typ Max Unit
CLOCK INPUTS Logic Compliance Full CMOS/LVDS/LVPECL Internal Common-Mode Bias Full 0.9 V Differential Input Voltage High Level Input (VIH) Full 0.2 1.8 V p-p Low Level Input (VIL) Full −1.8 −0.2 V p-p High Level Input Current (IIH) Full −10 +10 μA Low Level Input Current (IIL) Full −10 +10 μA Input Resistance (Differential) Full 8 10 12 kΩ Input Capacitance Full 4 pF LOGIC INPUTS Logic 1 Voltage Full 0.8 × DRVDD V Logic 0 Voltage Full 0.2 × DRVDD V Logic 1 Input Current (SDIO, CSB) Full 0 μA Logic 0 Input Current (SDIO, CSB) Full −60 μA Logic 1 Input Current (SCLK, PDWN) Full 50 μA Logic 0 Input Current (SCLK, PDWN) Full 0 μA Input Capacitance Full 4 pF LOGIC OUTPUTS2 VOD Differential Output Voltage Full 247 454 mV VOS Output Offset Voltage Full 1.125 1.375 V Output Coding 1 See the AN-835 Application Note, Understanding High Speed ADC Testing and Evaluation, for a complete set of definitions and how these tests were completed. 2 LVDS RTERMINATION = 100 Ω. Rev. A | Page 5 of 24 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION 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 TYPICAL PERFORMANCE CHARACTERISTICS EQUIVALENT CIRCUITS THEORY OF OPERATION ANALOG INPUT AND VOLTAGE REFERENCE Differential Input Configurations CLOCK INPUT CONSIDERATIONS Clock Duty Cycle Considerations Clock Jitter Considerations POWER DISSIPATION AND POWER-DOWN MODE DIGITAL OUTPUTS Digital Outputs and Timing Output Data Rate and Pinout Configuration Out-of-Range (OR) TIMING VREF AD9484 CONFIGURATION USING THE SPI HARDWARE INTERFACE CONFIGURATION WITHOUT THE SPI MEMORY MAP READING THE MEMORY MAP TABLE RESERVED LOCATIONS DEFAULT VALUES LOGIC LEVELS OUTLINE DIMENSIONS ORDERING GUIDE
AD9484 DIGITAL SPECIFICATIONS
AVDD = 1.8 V, DRVDD = 1.8 V, TMIN = −40°C, TMAX = +85°C, fIN = −1.0 dBFS, full scale = 1.5 V, unless otherwise noted.
Table 3. Parameter 1 Temp Min Typ Max Unit
CLOCK INPUTS Logic Compliance Full CMOS/LVDS/LVPECL Internal Common-Mode Bias Full 0.9 V Differential Input Voltage High Level Input (VIH) Full 0.2 1.8 V p-p Low Level Input (VIL) Full −1.8 −0.2 V p-p High Level Input Current (IIH) Full −10 +10 μA Low Level Input Current (IIL) Full −10 +10 μA Input Resistance (Differential) Full 8 10 12 kΩ Input Capacitance Full 4 pF LOGIC INPUTS Logic 1 Voltage Full 0.8 × DRVDD V Logic 0 Voltage Full 0.2 × DRVDD V Logic 1 Input Current (SDIO, CSB) Full 0 μA Logic 0 Input Current (SDIO, CSB) Full −60 μA Logic 1 Input Current (SCLK, PDWN) Full 50 μA Logic 0 Input Current (SCLK, PDWN) Full 0 μA Input Capacitance Full 4 pF LOGIC OUTPUTS2 VOD Differential Output Voltage Full 247 454 mV VOS Output Offset Voltage Full 1.125 1.375 V Output Coding 1 See the AN-835 Application Note, Understanding High Speed ADC Testing and Evaluation, for a complete set of definitions and how these tests were completed. 2 LVDS RTERMINATION = 100 Ω. Rev. A | Page 5 of 24 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION 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 TYPICAL PERFORMANCE CHARACTERISTICS EQUIVALENT CIRCUITS THEORY OF OPERATION ANALOG INPUT AND VOLTAGE REFERENCE Differential Input Configurations CLOCK INPUT CONSIDERATIONS Clock Duty Cycle Considerations Clock Jitter Considerations POWER DISSIPATION AND POWER-DOWN MODE DIGITAL OUTPUTS Digital Outputs and Timing Output Data Rate and Pinout Configuration Out-of-Range (OR) TIMING VREF AD9484 CONFIGURATION USING THE SPI HARDWARE INTERFACE CONFIGURATION WITHOUT THE SPI MEMORY MAP READING THE MEMORY MAP TABLE RESERVED LOCATIONS DEFAULT VALUES LOGIC LEVELS OUTLINE DIMENSIONS ORDERING GUIDE