Datasheet AD9480 (Analog Devices) - 4
| Hersteller | Analog Devices |
| Beschreibung | 8-Bit, 250 MSPS, 3.3 V A/D Converter |
| Seiten / Seite | 29 / 4 — AD9480. DC SPECIFICATIONS. Table 1. AD9480-250. Parameter Temp. Test. … |
| Revision | A |
| Dateiformat / Größe | PDF / 650 Kb |
| Dokumentensprache | Englisch |
AD9480. DC SPECIFICATIONS. Table 1. AD9480-250. Parameter Temp. Test. Level. Min. Typ. Max. Unit
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AD9480 DC SPECIFICATIONS
AVDD = 3.3 V, DRVDD = 3.3 V, TMIN = −40°C, TMAX = +85°C, AIN = −1 dBFS, full scale = 1.0 V, internal reference, differential analog and clock inputs, unless otherwise noted.
Table 1. AD9480-250 Parameter Temp Test Level Min Typ Max Unit
RESOLUTION 8 Bits ACCURACY No Missing Codes Full VI Guaranteed Offset Error 25°C I −40 +40 mV Gain Error1 25°C I −6.0 +6.0 % FS Differential Nonlinearity (DNL) AD9480BSUZ-250 Full VI −0.5 ±0.28 +0.5 LSB AD9480ASUZ-250 Full VI −0.85 ±0.35 +0.85 LSB Integral Nonlinearity (INL) Full VI −0.9 ±0.26 +0.9 LSB TEMPERATURE DRIFT Offset Error Full V 30 µV/°C Gain Error Full V 0.03 %FS/°C Reference Full V ±0.025 mV/°C REFERENCE Internal Reference Voltage Full VI 0.97 1.0 1.03 V Output Current2 25°C IV 1.5 mA IVREF Input Current3 25°C I 100 µA ISENSE Input Current2 25°C I 10 µA ANALOG INPUTS (VIN+, VIN−) Differential Input Voltage Range (FS = 1) 4 Full V 1 V p-p Common-Mode Voltage Full VI 1.7 1.9 2.1 V Input Resistance 25°C I 8.6 10 10.7 kΩ Full VI 8.4 10 11.2 kΩ Input Capacitance 25°C V 4 pF Analog Bandwidth, Full Power 25°C V 750 MHz POWER SUPPLY AVDD Full IV 3.0 3.3 3.6 V DRVDD Full IV 3.0 3.3 3.6 V Power Dissipation5 25°C V 590 mW Power-Down Dissipation 25°C V 15 mW I 5 AVDD Full VI 145 156 mA I 5 DRVDD Full VI 34 38 mA Power Supply Rejection Ratio (PSRR) 25°C V −4.2 mV/V 1 Gain error and gain temperature coefficients are based on the ADC only (with a fixed 1 V external reference and a 1 V p-p differential analog input). 2 Internal reference mode; SENSE = AGND. 3 External reference mode; VREF driven by external 1.0 V reference; SENSE = AVDD. 4 In FS = 1 V, both analog inputs are 500 mV p-p and out of phase with each other. 5 Power dissipation and current measured with rated encode and a dc analog input (outputs static). See Figure for 13 active operation. Rev. A | Page 3 of 28 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION PRODUCT HIGHLIGHTS TABLE OF CONTENTS REVISION HISTORY DC SPECIFICATIONS DIGITAL SPECIFICATIONS AC SPECIFICATIONS SWITCHING SPECIFICATIONS TIMING DIAGRAM ABSOLUTE MAXIMUM RATINGS EXPLANATION OF TEST LEVELS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TERMINOLOGY TYPICAL PERFORMANCE CHARACTERISTICS EQUIVALENT CIRCUITS APPLICATION NOTES CLOCKING THE AD9480 ANALOG INPUTS VOLTAGE REFERENCE Fixed Reference External Reference Programmable Reference DIGITAL OUTPUTS OUTPUT CODING INTERLEAVING TWO AD9480s DATA CLOCK OUT POWER-DOWN AD9480 EVALUATION BOARD POWER CONNECTOR ANALOG INPUTS GAIN OPTIONAL OPERATIONAL AMPLIFIER CLOCK OPTIONAL CLOCK BUFFER OPTIONAL XTAL VOLTAGE REFERENCE DATA OUTPUTS EVALUATION BOARD BILL OF MATERIALS (BOM) PCB SCHEMATICS PCB LAYERS OUTLINE DIMENSIONS ORDERING GUIDE
AD9480 DC SPECIFICATIONS
AVDD = 3.3 V, DRVDD = 3.3 V, TMIN = −40°C, TMAX = +85°C, AIN = −1 dBFS, full scale = 1.0 V, internal reference, differential analog and clock inputs, unless otherwise noted.
Table 1. AD9480-250 Parameter Temp Test Level Min Typ Max Unit
RESOLUTION 8 Bits ACCURACY No Missing Codes Full VI Guaranteed Offset Error 25°C I −40 +40 mV Gain Error1 25°C I −6.0 +6.0 % FS Differential Nonlinearity (DNL) AD9480BSUZ-250 Full VI −0.5 ±0.28 +0.5 LSB AD9480ASUZ-250 Full VI −0.85 ±0.35 +0.85 LSB Integral Nonlinearity (INL) Full VI −0.9 ±0.26 +0.9 LSB TEMPERATURE DRIFT Offset Error Full V 30 µV/°C Gain Error Full V 0.03 %FS/°C Reference Full V ±0.025 mV/°C REFERENCE Internal Reference Voltage Full VI 0.97 1.0 1.03 V Output Current2 25°C IV 1.5 mA IVREF Input Current3 25°C I 100 µA ISENSE Input Current2 25°C I 10 µA ANALOG INPUTS (VIN+, VIN−) Differential Input Voltage Range (FS = 1) 4 Full V 1 V p-p Common-Mode Voltage Full VI 1.7 1.9 2.1 V Input Resistance 25°C I 8.6 10 10.7 kΩ Full VI 8.4 10 11.2 kΩ Input Capacitance 25°C V 4 pF Analog Bandwidth, Full Power 25°C V 750 MHz POWER SUPPLY AVDD Full IV 3.0 3.3 3.6 V DRVDD Full IV 3.0 3.3 3.6 V Power Dissipation5 25°C V 590 mW Power-Down Dissipation 25°C V 15 mW I 5 AVDD Full VI 145 156 mA I 5 DRVDD Full VI 34 38 mA Power Supply Rejection Ratio (PSRR) 25°C V −4.2 mV/V 1 Gain error and gain temperature coefficients are based on the ADC only (with a fixed 1 V external reference and a 1 V p-p differential analog input). 2 Internal reference mode; SENSE = AGND. 3 External reference mode; VREF driven by external 1.0 V reference; SENSE = AVDD. 4 In FS = 1 V, both analog inputs are 500 mV p-p and out of phase with each other. 5 Power dissipation and current measured with rated encode and a dc analog input (outputs static). See Figure for 13 active operation. Rev. A | Page 3 of 28 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION PRODUCT HIGHLIGHTS TABLE OF CONTENTS REVISION HISTORY DC SPECIFICATIONS DIGITAL SPECIFICATIONS AC SPECIFICATIONS SWITCHING SPECIFICATIONS TIMING DIAGRAM ABSOLUTE MAXIMUM RATINGS EXPLANATION OF TEST LEVELS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TERMINOLOGY TYPICAL PERFORMANCE CHARACTERISTICS EQUIVALENT CIRCUITS APPLICATION NOTES CLOCKING THE AD9480 ANALOG INPUTS VOLTAGE REFERENCE Fixed Reference External Reference Programmable Reference DIGITAL OUTPUTS OUTPUT CODING INTERLEAVING TWO AD9480s DATA CLOCK OUT POWER-DOWN AD9480 EVALUATION BOARD POWER CONNECTOR ANALOG INPUTS GAIN OPTIONAL OPERATIONAL AMPLIFIER CLOCK OPTIONAL CLOCK BUFFER OPTIONAL XTAL VOLTAGE REFERENCE DATA OUTPUTS EVALUATION BOARD BILL OF MATERIALS (BOM) PCB SCHEMATICS PCB LAYERS OUTLINE DIMENSIONS ORDERING GUIDE