Datasheet AD7490 (Analog Devices) - 10
| 制造商 | Analog Devices |
| 描述 | 16-Channel, 1MSPS, 12-Bit ADC with Sequencer in 28-Lead TSSOP |
| 页数 / 页 | 29 / 10 — Data Sheet. AD7490. –50. 1.0. fS = 1MSPS. VDD = VDRIVE = 5V. 0.8. A = … |
| 修订版 | D |
| 文件格式/大小 | PDF / 759 Kb |
| 文件语言 | 英语 |
Data Sheet. AD7490. –50. 1.0. fS = 1MSPS. VDD = VDRIVE = 5V. 0.8. A = 25°C. TEMPERATURE = 25°C. –55 VDD = 5.25V. RANGE = 0V TO REF. 0.6. –60
该数据表的模型线
文件文字版本
Data Sheet AD7490 –50 1.0 fS = 1MSPS VDD = VDRIVE = 5V T 0.8 A = 25°C TEMPERATURE = 25°C –55 VDD = 5.25V RANGE = 0V TO REF 0.6 IN R –60 IN = 1000Ω 0.4 B) S 0.2 –65 L B) d R ( 0 HD ( –70 RRO T E –0.2 RIN = 100Ω L DN –75 –0.4 RIN = 5Ω –0.6 –80 –0.8 RIN = 10Ω –85 –1.0 10 100 1000
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INPUT FREQUENCY (Hz)
02691-
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02691- Figure 9. THD vs. Analog Input Frequency Figure 11. Typical DNL for Various Analog Source Impedances
1.0 VDD = VDRIVE = 5V 0.8 TEMPERATURE = 25°C 0.6 0.4 B) S 0.2 L R ( 0 RRO E –0.2 L IN –0.4 –0.6 –0.8 –1.0 0 512 1024 1536 2048 2560 3072 3584 4096
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02691- Figure 10. Typical INL Rev. D | Page 9 of 28 Document Outline Features Functional Block Diagram General Description Product Highlights Revision History Specifications Timing Specifications Absolute Maximum Ratings ESD Caution Pin Configurations and Function Descriptions Typical Performance Characteristics Terminology Internal Register Structure Control Register Sequencer Operation Shadow Register Theory of Operation Circuit Information Converter Operation Analog Input ADC Transfer Function Handling Bipolar Input Signals Typical Connection Diagram Analog Input Channels Digital Input VDRIVE Reference Section Modes of Operation Normal Mode (PM1 = PM0 = 1) Full Shutdown (PM1 = 1, PM0 = 0) Auto Shutdown (PM1 = 0, PM0 = 1) Auto Standby (PM1 = PM0 = 0) Powering Up the AD7490 Serial Interface Power vs. Throughput Rate Microprocessor Interfacing AD7490 to TMS320C541 AD7490 to ADSP-21xx AD7490 to DSP563xx Application Hints Grounding and Layout PCB Design Guidelines for Chip Scale Package Evaluating the AD7490 Performance Outline Dimensions Ordering Guide
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0 512 1024 1536 2048 2560 3072 3584 4096
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INPUT FREQUENCY (Hz)
02691-
CODE
02691- Figure 9. THD vs. Analog Input Frequency Figure 11. Typical DNL for Various Analog Source Impedances
1.0 VDD = VDRIVE = 5V 0.8 TEMPERATURE = 25°C 0.6 0.4 B) S 0.2 L R ( 0 RRO E –0.2 L IN –0.4 –0.6 –0.8 –1.0 0 512 1024 1536 2048 2560 3072 3584 4096
009
CODE
02691- Figure 10. Typical INL Rev. D | Page 9 of 28 Document Outline Features Functional Block Diagram General Description Product Highlights Revision History Specifications Timing Specifications Absolute Maximum Ratings ESD Caution Pin Configurations and Function Descriptions Typical Performance Characteristics Terminology Internal Register Structure Control Register Sequencer Operation Shadow Register Theory of Operation Circuit Information Converter Operation Analog Input ADC Transfer Function Handling Bipolar Input Signals Typical Connection Diagram Analog Input Channels Digital Input VDRIVE Reference Section Modes of Operation Normal Mode (PM1 = PM0 = 1) Full Shutdown (PM1 = 1, PM0 = 0) Auto Shutdown (PM1 = 0, PM0 = 1) Auto Standby (PM1 = PM0 = 0) Powering Up the AD7490 Serial Interface Power vs. Throughput Rate Microprocessor Interfacing AD7490 to TMS320C541 AD7490 to ADSP-21xx AD7490 to DSP563xx Application Hints Grounding and Layout PCB Design Guidelines for Chip Scale Package Evaluating the AD7490 Performance Outline Dimensions Ordering Guide