Datasheet AD7940 (Analog Devices) - 5
| 制造商 | Analog Devices |
| 描述 | 3 mW, 100 kSPS, 14-Bit ADC in 6-Lead SOT-23 |
| 页数 / 页 | 21 / 5 — AD7940. Parameter. B Version1. Unit. Test Conditions/Comments |
| 修订版 | A |
| 文件格式/大小 | PDF / 395 Kb |
| 文件语言 | 英语 |
AD7940. Parameter. B Version1. Unit. Test Conditions/Comments
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AD7940 Parameter B Version1 Unit Test Conditions/Comments
Power Dissipation4 V = 5.5 V DD Normal Mode (Operational) 26.4 mW max V = 5.5 V; f = 100 kSPS DD SAMPLE 6.84 mW max V = 3.6 V; f = 100 kSPS DD SAMPLE Full Power-Down 2.5 µW max V = 5.5 V DD 1.08 µW max V = 3.6 V DD 1 Temperature range for B Version is –40°C to +85°C. 2 See the Terminology section. 3 Sample tested at initial release to ensure compliance. 4 See the Power vs. Throughput Rate section. Rev. A | Page 4 of 20 Document Outline Table of Contents Specifications1F Timing Specifications Absolute Maximum Ratings ESD Caution Pin Configurations and Function Descriptions Terminology Typical Performance Characteristics Circuit Information Converter Operation Analog Input ADC Transfer Function Typical Connection Diagram Digital Inputs Modes of Operation Normal Mode Power-Down Mode Power vs. Throughput Rate Serial Interface Microprocessor Interfacing AD7940 to TMS320C541 AD7940 to ADSP-218x AD7940 to DSP563xx Application Hints Grounding and Layout Evaluating the AD7940 Performance Outline Dimensions Ordering Guide
AD7940 Parameter B Version1 Unit Test Conditions/Comments
Power Dissipation4 V = 5.5 V DD Normal Mode (Operational) 26.4 mW max V = 5.5 V; f = 100 kSPS DD SAMPLE 6.84 mW max V = 3.6 V; f = 100 kSPS DD SAMPLE Full Power-Down 2.5 µW max V = 5.5 V DD 1.08 µW max V = 3.6 V DD 1 Temperature range for B Version is –40°C to +85°C. 2 See the Terminology section. 3 Sample tested at initial release to ensure compliance. 4 See the Power vs. Throughput Rate section. Rev. A | Page 4 of 20 Document Outline Table of Contents Specifications1F Timing Specifications Absolute Maximum Ratings ESD Caution Pin Configurations and Function Descriptions Terminology Typical Performance Characteristics Circuit Information Converter Operation Analog Input ADC Transfer Function Typical Connection Diagram Digital Inputs Modes of Operation Normal Mode Power-Down Mode Power vs. Throughput Rate Serial Interface Microprocessor Interfacing AD7940 to TMS320C541 AD7940 to ADSP-218x AD7940 to DSP563xx Application Hints Grounding and Layout Evaluating the AD7940 Performance Outline Dimensions Ordering Guide