Datasheet AD8318 (Analog Devices) - 3
| Manufacturer | Analog Devices |
| Description | 1 MHz TO 8 GHz, 70 dB Logarithmic Detector/Controller |
| Pages / Page | 25 / 3 — AD8318. Data Sheet. TABLE OF CONTENTS. REVISION HISTORY 8/2017—Rev. B to … |
| Revision | D |
| File Format / Size | PDF / 2.2 Mb |
| Document Language | English |
AD8318. Data Sheet. TABLE OF CONTENTS. REVISION HISTORY 8/2017—Rev. B to Rev. C. 4/2007—Rev. A to Rev. B. 1/2006—Rev. 0 to Rev. A
Text Version of Document
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AD8318 Data Sheet TABLE OF CONTENTS
Features .. 1 Temperature Compensation of Output Voltage ... 13 Applications ... 1 Temperature Sensor ... 14 Functional Block Diagram .. 1 Measurement Mode ... 14 General Description ... 1 Device Calibration and Error Calculation .. 15 Revision History ... 2 Selecting Calibration Points to Improve Accuracy over a Specifications ... 3 Reduced Range ... 16 Absolute Maximum Ratings .. 6 Variation in Temperature Drift from Device to Device .. 17 ESD Caution .. 6 Temperature Drift at Different Temperatures .. 17 Pin Configuration and Function Descriptions ... 7 Setting the Output Slope in Measurement Mode .. 17 Typical Performance Characteristics ... 8 Response Time Capability ... 18 Theory of Operation .. 11 Output Filtering .. 18 Using the AD8318 .. 12 Controller Mode ... 19 Basic Connections .. 12 Characterization Setup and Methods .. 21 Enable Interface .. 12 Evaluation Board .. 22 Input Signal Coupling .. 12 Outline Dimensions ... 24 Output Interface ... 13 Ordering Guide .. 24 Setpoint Interface ... 13
REVISION HISTORY 8/2017—Rev. B to Rev. C
Changes to Figure 12 Caption ... 9 Change to Figure 3 ... 7 Changes to Figure 15 Caption ... 9 Updated Outline Dimensions .. 24 Changed General Description Heading to Theory of Changes to Ordering Guide .. 24 Operation ... 11 Changes to Enable Interface Section.. 12
4/2007—Rev. A to Rev. B
Inserted Figure 24 ... 12 Added Figure 2; Renumbered Sequential y .. 1 Changes to Input Signal Coupling Section ... 12 Changes to Table 1 .. 3 Changes to Measurement Mode Section ... 14 Changes to Figure 23 .. 12 Changes to Figure 36 .. 17 Changes to Characterization Setup and Methods Section .. 21 Added Output Filtering Section ... 19 Changes to Figure 48 .. 23 Changes to Control er Mode Section .. 19 Updated Outline Dimensions ... 24 Changes to Response Time Capability Section .. 18 Changes to Ordering Guide .. 24 Changes to Table 6 .. 22 Changes to Figure 47, Figure 48, and Figure 49 ... 23
1/2006—Rev. 0 to Rev. A
Updated Outline Dimensions ... 24 Changed TADJ Resistor to RTADJ Resistor .. Universal Changes to Ordering Guide .. 24 Changes to Applications .. 1 Changes to Table 1 .. 3
7/2004—Rev. 0: Initial Version
Changes to Figure 5, Figure 6, and Figure 7 Captions ... 8 Rev. C | Page 2 of 24 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION USING THE AD8318 BASIC CONNECTIONS ENABLE INTERFACE INPUT SIGNAL COUPLING OUTPUT INTERFACE SETPOINT INTERFACE TEMPERATURE COMPENSATION OF OUTPUT VOLTAGE TEMPERATURE SENSOR MEASUREMENT MODE DEVICE CALIBRATION AND ERROR CALCULATION SELECTING CALIBRATION POINTS TO IMPROVE ACCURACY OVER A REDUCED RANGE VARIATION IN TEMPERATURE DRIFT FROM DEVICE TO DEVICE TEMPERATURE DRIFT AT DIFFERENT TEMPERATURES SETTING THE OUTPUT SLOPE IN MEASUREMENT MODE RESPONSE TIME CAPABILITY OUTPUT FILTERING CONTROLLER MODE CHARACTERIZATION SETUP AND METHODS EVALUATION BOARD OUTLINE DIMENSIONS ORDERING GUIDE
AD8318 Data Sheet TABLE OF CONTENTS
Features .. 1 Temperature Compensation of Output Voltage ... 13 Applications ... 1 Temperature Sensor ... 14 Functional Block Diagram .. 1 Measurement Mode ... 14 General Description ... 1 Device Calibration and Error Calculation .. 15 Revision History ... 2 Selecting Calibration Points to Improve Accuracy over a Specifications ... 3 Reduced Range ... 16 Absolute Maximum Ratings .. 6 Variation in Temperature Drift from Device to Device .. 17 ESD Caution .. 6 Temperature Drift at Different Temperatures .. 17 Pin Configuration and Function Descriptions ... 7 Setting the Output Slope in Measurement Mode .. 17 Typical Performance Characteristics ... 8 Response Time Capability ... 18 Theory of Operation .. 11 Output Filtering .. 18 Using the AD8318 .. 12 Controller Mode ... 19 Basic Connections .. 12 Characterization Setup and Methods .. 21 Enable Interface .. 12 Evaluation Board .. 22 Input Signal Coupling .. 12 Outline Dimensions ... 24 Output Interface ... 13 Ordering Guide .. 24 Setpoint Interface ... 13
REVISION HISTORY 8/2017—Rev. B to Rev. C
Changes to Figure 12 Caption ... 9 Change to Figure 3 ... 7 Changes to Figure 15 Caption ... 9 Updated Outline Dimensions .. 24 Changed General Description Heading to Theory of Changes to Ordering Guide .. 24 Operation ... 11 Changes to Enable Interface Section.. 12
4/2007—Rev. A to Rev. B
Inserted Figure 24 ... 12 Added Figure 2; Renumbered Sequential y .. 1 Changes to Input Signal Coupling Section ... 12 Changes to Table 1 .. 3 Changes to Measurement Mode Section ... 14 Changes to Figure 23 .. 12 Changes to Figure 36 .. 17 Changes to Characterization Setup and Methods Section .. 21 Added Output Filtering Section ... 19 Changes to Figure 48 .. 23 Changes to Control er Mode Section .. 19 Updated Outline Dimensions ... 24 Changes to Response Time Capability Section .. 18 Changes to Ordering Guide .. 24 Changes to Table 6 .. 22 Changes to Figure 47, Figure 48, and Figure 49 ... 23
1/2006—Rev. 0 to Rev. A
Updated Outline Dimensions ... 24 Changed TADJ Resistor to RTADJ Resistor .. Universal Changes to Ordering Guide .. 24 Changes to Applications .. 1 Changes to Table 1 .. 3
7/2004—Rev. 0: Initial Version
Changes to Figure 5, Figure 6, and Figure 7 Captions ... 8 Rev. C | Page 2 of 24 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION USING THE AD8318 BASIC CONNECTIONS ENABLE INTERFACE INPUT SIGNAL COUPLING OUTPUT INTERFACE SETPOINT INTERFACE TEMPERATURE COMPENSATION OF OUTPUT VOLTAGE TEMPERATURE SENSOR MEASUREMENT MODE DEVICE CALIBRATION AND ERROR CALCULATION SELECTING CALIBRATION POINTS TO IMPROVE ACCURACY OVER A REDUCED RANGE VARIATION IN TEMPERATURE DRIFT FROM DEVICE TO DEVICE TEMPERATURE DRIFT AT DIFFERENT TEMPERATURES SETTING THE OUTPUT SLOPE IN MEASUREMENT MODE RESPONSE TIME CAPABILITY OUTPUT FILTERING CONTROLLER MODE CHARACTERIZATION SETUP AND METHODS EVALUATION BOARD OUTLINE DIMENSIONS ORDERING GUIDE
