Datasheet AD7652 (Analog Devices) - 4
| Fabricante | Analog Devices |
| Descripción | 16-Bit 500 kSPS PulSAR® Unipolar ADC with Ref |
| Páginas / Página | 29 / 4 — Table 2. –40°C to +85°C, AVDD = DVDD = 5 V, OVDD = 2.7 V to 5.25 V, … |
| Formato / tamaño de archivo | PDF / 804 Kb |
| Idioma del documento | Inglés |
Table 2. –40°C to +85°C, AVDD = DVDD = 5 V, OVDD = 2.7 V to 5.25 V, unless otherwise noted Parameter Conditions. Min. Typ
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Table 2. –40°C to +85°C, AVDD = DVDD = 5 V, OVDD = 2.7 V to 5.25 V, unless otherwise noted Parameter Conditions Min Typ Max Unit
RESOLUTION 16 Bits ANALOG INPUT Voltage Range VIN – VINGND 0 VREF V Operating Input Voltage VIN –0.1 +3 V VINGND –0.1 +0.5 V Analog Input CMRR fIN = 10 kHz 65 dB Input Current 500 kSPS Throughput 6.1 µA Input Impedance1 THROUGHPUT SPEED Complete Cycle 2 µs Throughput Rate 0 500 kSPS DC ACCURACY Integral Linearity Error –6 +6 LSB2 No Missing Codes 15 Bits Differential Linearity Error –2 +3 LSB Transition Noise 0.7 LSB Unipolar Zero Error, T 3 MIN to TMAX ±5 LSB Unipolar Zero Error Temperature Drift3 ±0.24 ppm/°C Full-Scale Error, T 3 MIN to TMAX REF = 2.5 V ±0.12 % of FSR Full-Scale Error Temperature Drift ±0.5 ppm/°C Power Supply Sensitivity AVDD = 5 V ± 5% ±2 LSB AC ACCURACY Signal-to-Noise fIN = 100 kHz 86 dB4 Spurious Free Dynamic Range fIN = 100 kHz 98 dB Total Harmonic Distortion fIN = 45 kHz –98 dB fIN = 100 kHz –96 dB Signal-to-(Noise + Distortion) fIN = 100 kHz 86 dB –60 dB Input, fIN = 100 kHz 30 dB –3 dB Input Bandwidth 12 MHz SAMPLING DYNAMICS Aperture Delay 2 ns Aperture Jitter 5 ps rms Transient Response Full-Scale Step 750 ns REFERENCE Internal Reference Voltage VREF @ 25°C 2.48 2.5 2.52 V Internal Reference Temperature Drift –40°C to +85°C ±7 ppm/°C Line Regulation AVDD = 5 V ± 5% ±24 ppm/V Turn-On Settling Time CREF = 10 µF 5 ms Temperature Pin Voltage Output @ 25°C 300 mV Temperature Sensitivity 1 mV/°C Output Resistance 4.3 kΩ External Reference Voltage Range 2.3 2.5 AVDD – 1.85 V External Reference Current Drain 500 kSPS Throughput 110 µA Rev. 0 | Page 3 of 28 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM PRODUCT HIGHLIGHTS SPECIFICATIONS TIMING SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION AND FUNCTION DESCRIPTIONS DEFINITIONS OF SPECIFICATIONS TYPICAL PERFORMANCE CHARACTERISTICS CIRCUIT INFORMATION CONVERTER OPERATION TYPICAL CONNECTION DIAGRAM POWER DISSIPATION VERSUS THROUGHPUT CONVERSION CONTROL DIGITAL INTERFACE PARALLEL INTERFACE SERIAL INTERFACE MASTER SERIAL INTERFACE SLAVE SERIAL INTERFACE MICROPROCESSOR INTERFACING APPLICATION HINTS BIPOLAR AND WIDER INPUT RANGES LAYOUT EVALUATING THE AD7652’S PERFORMANCE OUTLINE DIMENSIONS ORDERING GUIDE
Table 2. –40°C to +85°C, AVDD = DVDD = 5 V, OVDD = 2.7 V to 5.25 V, unless otherwise noted Parameter Conditions Min Typ Max Unit
RESOLUTION 16 Bits ANALOG INPUT Voltage Range VIN – VINGND 0 VREF V Operating Input Voltage VIN –0.1 +3 V VINGND –0.1 +0.5 V Analog Input CMRR fIN = 10 kHz 65 dB Input Current 500 kSPS Throughput 6.1 µA Input Impedance1 THROUGHPUT SPEED Complete Cycle 2 µs Throughput Rate 0 500 kSPS DC ACCURACY Integral Linearity Error –6 +6 LSB2 No Missing Codes 15 Bits Differential Linearity Error –2 +3 LSB Transition Noise 0.7 LSB Unipolar Zero Error, T 3 MIN to TMAX ±5 LSB Unipolar Zero Error Temperature Drift3 ±0.24 ppm/°C Full-Scale Error, T 3 MIN to TMAX REF = 2.5 V ±0.12 % of FSR Full-Scale Error Temperature Drift ±0.5 ppm/°C Power Supply Sensitivity AVDD = 5 V ± 5% ±2 LSB AC ACCURACY Signal-to-Noise fIN = 100 kHz 86 dB4 Spurious Free Dynamic Range fIN = 100 kHz 98 dB Total Harmonic Distortion fIN = 45 kHz –98 dB fIN = 100 kHz –96 dB Signal-to-(Noise + Distortion) fIN = 100 kHz 86 dB –60 dB Input, fIN = 100 kHz 30 dB –3 dB Input Bandwidth 12 MHz SAMPLING DYNAMICS Aperture Delay 2 ns Aperture Jitter 5 ps rms Transient Response Full-Scale Step 750 ns REFERENCE Internal Reference Voltage VREF @ 25°C 2.48 2.5 2.52 V Internal Reference Temperature Drift –40°C to +85°C ±7 ppm/°C Line Regulation AVDD = 5 V ± 5% ±24 ppm/V Turn-On Settling Time CREF = 10 µF 5 ms Temperature Pin Voltage Output @ 25°C 300 mV Temperature Sensitivity 1 mV/°C Output Resistance 4.3 kΩ External Reference Voltage Range 2.3 2.5 AVDD – 1.85 V External Reference Current Drain 500 kSPS Throughput 110 µA Rev. 0 | Page 3 of 28 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM PRODUCT HIGHLIGHTS SPECIFICATIONS TIMING SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION AND FUNCTION DESCRIPTIONS DEFINITIONS OF SPECIFICATIONS TYPICAL PERFORMANCE CHARACTERISTICS CIRCUIT INFORMATION CONVERTER OPERATION TYPICAL CONNECTION DIAGRAM POWER DISSIPATION VERSUS THROUGHPUT CONVERSION CONTROL DIGITAL INTERFACE PARALLEL INTERFACE SERIAL INTERFACE MASTER SERIAL INTERFACE SLAVE SERIAL INTERFACE MICROPROCESSOR INTERFACING APPLICATION HINTS BIPOLAR AND WIDER INPUT RANGES LAYOUT EVALUATING THE AD7652’S PERFORMANCE OUTLINE DIMENSIONS ORDERING GUIDE