Datasheet AD8318 (Analog Devices) - 3

ManufacturerAnalog Devices
Description1 MHz TO 8 GHz, 70 dB Logarithmic Detector/Controller
Pages / Page24 / 3 — Data Sheet. AD8318. SPECIFICATIONS. Table 1. Parameter. Conditions. Min. …
RevisionD
File Format / SizePDF / 2.9 Mb
Document LanguageEnglish

Data Sheet. AD8318. SPECIFICATIONS. Table 1. Parameter. Conditions. Min. Typ. Max. Unit

Data Sheet AD8318 SPECIFICATIONS Table 1 Parameter Conditions Min Typ Max Unit

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Data Sheet AD8318 SPECIFICATIONS
VPOS = 5 V, CLPF = 220 pF, TA = 25°C, 52.3 Ω termination resistor at INHI, unless otherwise noted.
Table 1. Parameter Conditions Min Typ Max Unit
SIGNAL INPUT INTERFACE INHI (Pin 14) and INLO (Pin 15) Specified Frequency Range 0.001 8 GHz DC Common-Mode Voltage V – 1.8 V POS MEASUREMENT MODE VOUT (Pin 6) shorted to VSET (Pin 7), sinusoidal input signal f = 900 MHz R = 500 Ω TADJ Input Impedance 957||0.71 Ω||pF ±3 dB Dynamic Range T = 25°C 65 dB A ±1 dB Dynamic Range T = 25°C 57 dB A −40°C < T < +85°C 48 dB A Maximum Input Level ±1 dB error −1 dBm Minimum Input Level ±1 dB error −58 dBm Slope −26 −24.5 −23 mV/dB Intercept 19.5 22 24 dBm Output Voltage—High Power In P = −10 dBm 0.7 0.78 0.86 V IN Output Voltage—Low Power In P = −40 dBm 1.42 1.52 1.62 V IN Temperature Sensitivity P = −10 dBm IN 25°C ≤ T ≤85°C 0.0011 dB/°C A −40°C ≤ T ≤ +25°C 0.003 dB/°C A f = 1.9 GHz R = 500 Ω TADJ Input Impedance 523||0.68 Ω||pF ±3 dB Dynamic Range T = 25°C 65 dB A ±1 dB Dynamic Range T = 25°C 57 dB A −40°C < T < +85°C 50 dB A Maximum Input Level ±1 dB error −2 dBm Minimum Input Level ±1 dB error −59 dBm Slope −27 −24.4 −22 mV/dB Intercept 17 20.4 24 dBm Output Voltage—High Power In P = −10 dBm 0.63 0.73 0.83 V IN Output Voltage—Low Power In P = −35 dBm 1.2 1.35 1.5 V IN Temperature Sensitivity P = –10 dBm IN 25°C ≤ T ≤ 85°C 0.0011 dB/°C A −40°C ≤ T ≤ +5°C 0.0072 dB/°C A f = 2.2 GHz R = 500 Ω TADJ Input Impedance 391||0.66 Ω||pF ±3 dB Dynamic Range T = 25°C 65 dB A ±1 dB Dynamic Range T = 25°C 58 dB A −40°C < T < +85°C 50 dB A Maximum Input Level ±1 dB error −2 dBm Minimum Input Level ±1 dB error −60 dBm Slope −28 −24.4 −21.5 mV/dB Intercept 15 19.6 25 dBm Output Voltage—High Power In P = −10 dBm 0.63 0.73 0.84 V IN Output Voltage—Low Power In P = −35 dBm 1.2 1.34 1.5 V IN Temperature Sensitivity P = −10 dBm IN 25°C ≤ T ≤ 85°C −0.0005 dB/°C A −40°C ≤ T ≤ +25°C 0.0062 dB/°C A Rev. D | Page 3 of 24 Document Outline Features Applications Functional Block Diagram General Description 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