Datasheet ADAS3022-EP (Analog Devices) - 6
| 制造商 | Analog Devices |
| 描述 | 16-Bit, 1 MSPS, 8 Channel Data Acquisition System |
| 页数 / 页 | 21 / 6 — ADAS3022-EP. Enhanced Product. Parameter Test. Conditions/Comments. Min. … |
| 文件格式/大小 | PDF / 487 Kb |
| 文件语言 | 英语 |
ADAS3022-EP. Enhanced Product. Parameter Test. Conditions/Comments. Min. Typ. Max. Unit1
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ADAS3022-EP Enhanced Product Parameter Test Conditions/Comments Min Typ Max Unit1
AUXILIARY ADC INPUT CHANNEL DC Accuracy External reference Integral Nonlinearity Error −1.5 ±0.5 +1.5 LSB Differential Nonlinearity Error −0.8 ±0.6 +1.0 LSB Gain Error −2.5 ±0.2 +2.5 LSB Offset Error −5 ±0.2 +5 LSB AC Performance Internal reference SNR 90.0 93.0 dB SINAD 89.5 92.5 dB THD −105 dB SFDR 110 dB INTERNAL REFERENCE REF1 and REF2 Output Voltage TA = 25°C 4.088 4.096 4.104 V REF1 and REF2 Output Current TA = 25°C 250 μA REF1 and REF2 Temperature Drift REFEN = 1 ±5 ppm/°C REFEN = 0 ±1 ppm/°C REF1 and REF2 Line Regulation AVDD = 5 V ± 5% Internal Reference 20 μV/V Buffer Only 4 μV/V REFIN Output Voltage4 TA = 25°C 2.495 2.500 2.505 V Turn-On Settling Time CREFIN, CREF1, CREF2 = 10 μF and 0.1 μF 100 ms EXTERNAL REFERENCE Voltage Range REFx input 4.000 4.096 4.104 V REFIN input (buffered) 2.5 2.505 V Current Drain VREF = 4.096 V 100 μA TEMPERATURE SENSOR Output Voltage TA = 25 °C 275 mV Temperature Sensitivity 800 μV/°C DIGITAL INPUTS Logic Levels Input Voltage Low, VIL VIO > 3 V −0.3 +0.3 × VIO V VIO ≤ 3 V −0.3 +0.1 × VIO V Input Voltage High, VIH VIO > 3 V 0.7 × VIO VIO + 0.3 V VIO ≤ 3 V 0.9 × VIO VIO + 0.3 V Input Low Current, IIL −1 +1 μA Input High Current, IIH −1 +1 μA DIGITAL OUTPUTS5 Data Format Twos complement Output Low Voltage, VOL ISINK = +500 μA 0.4 V Output High Voltage, VOH ISOURCE = −500 μA VIO − 0.3 V POWER SUPPLIES PD = 0 VIO 1.8 AVDD + 0.3 V AVDD 4.75 5 5.25 V DVDD 4.75 5 5.25 V VDDH6 VDDH > input voltage + 2.5 V 14.25 15 15.75 V VSSH6 VSSH < input voltage − 2.5 V −15.75 −15 −14.25 V Rev. 0 | Page 6 of 21 Document Outline Features Enhanced Features Applications General Description Table of Contents Revision History Functional Block Diagram Specifications Timing Specifications Timing Diagrams Absolute Maximum Ratings ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Outline Dimensions Ordering Guide
ADAS3022-EP Enhanced Product Parameter Test Conditions/Comments Min Typ Max Unit1
AUXILIARY ADC INPUT CHANNEL DC Accuracy External reference Integral Nonlinearity Error −1.5 ±0.5 +1.5 LSB Differential Nonlinearity Error −0.8 ±0.6 +1.0 LSB Gain Error −2.5 ±0.2 +2.5 LSB Offset Error −5 ±0.2 +5 LSB AC Performance Internal reference SNR 90.0 93.0 dB SINAD 89.5 92.5 dB THD −105 dB SFDR 110 dB INTERNAL REFERENCE REF1 and REF2 Output Voltage TA = 25°C 4.088 4.096 4.104 V REF1 and REF2 Output Current TA = 25°C 250 μA REF1 and REF2 Temperature Drift REFEN = 1 ±5 ppm/°C REFEN = 0 ±1 ppm/°C REF1 and REF2 Line Regulation AVDD = 5 V ± 5% Internal Reference 20 μV/V Buffer Only 4 μV/V REFIN Output Voltage4 TA = 25°C 2.495 2.500 2.505 V Turn-On Settling Time CREFIN, CREF1, CREF2 = 10 μF and 0.1 μF 100 ms EXTERNAL REFERENCE Voltage Range REFx input 4.000 4.096 4.104 V REFIN input (buffered) 2.5 2.505 V Current Drain VREF = 4.096 V 100 μA TEMPERATURE SENSOR Output Voltage TA = 25 °C 275 mV Temperature Sensitivity 800 μV/°C DIGITAL INPUTS Logic Levels Input Voltage Low, VIL VIO > 3 V −0.3 +0.3 × VIO V VIO ≤ 3 V −0.3 +0.1 × VIO V Input Voltage High, VIH VIO > 3 V 0.7 × VIO VIO + 0.3 V VIO ≤ 3 V 0.9 × VIO VIO + 0.3 V Input Low Current, IIL −1 +1 μA Input High Current, IIH −1 +1 μA DIGITAL OUTPUTS5 Data Format Twos complement Output Low Voltage, VOL ISINK = +500 μA 0.4 V Output High Voltage, VOH ISOURCE = −500 μA VIO − 0.3 V POWER SUPPLIES PD = 0 VIO 1.8 AVDD + 0.3 V AVDD 4.75 5 5.25 V DVDD 4.75 5 5.25 V VDDH6 VDDH > input voltage + 2.5 V 14.25 15 15.75 V VSSH6 VSSH < input voltage − 2.5 V −15.75 −15 −14.25 V Rev. 0 | Page 6 of 21 Document Outline Features Enhanced Features Applications General Description Table of Contents Revision History Functional Block Diagram Specifications Timing Specifications Timing Diagrams Absolute Maximum Ratings ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Outline Dimensions Ordering Guide