Datasheet AD8313 (Analog Devices) - 10

Data Sheet AD8313 22 –70 21 –80 +85°C 20 +85°C +25°C 19 –90 –40°C +25°C SLOPE (mV/dB) 18 INTERCEPT (dBm) –100 17 –40°C 16 –110 0 500 1000 1500 2000 2500 0 500 1000 1500 2000 2500 FREQUENCY (MHz)
01085-C-010
FREQUENCY (MHz)
01085-C-013 Figure 10. VOUT Slope vs. Frequency for Multiple Temperatures Figure 13. VOUT Intercept vs. Frequency for Multiple Temperatures
24 –70 23 –75 SPECIFIED OPERATING RANGE 22 SPECIFIED OPERATING RANGE –80 21 2.5GHz –85 20 100MHz 100MHz 19 –90 2.5GHz 900MHz 18 –95 900MHz SLOPE (mV/dB) INTERCEPT (dBm) 17 1.9GHz 1.9GHz –100 16 –105 15 14 –110 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 SUPPLY VOLTAGE (V)
01085-C-011
SUPPLY VOLTAGE (V)
01085-C-014 Figure 11. VOUT Slope vs. Supply Voltage Figure 14. VOUT Intercept vs. Supply Voltage
REF LEVEL = 92dB 10 2GHz RF INPUT SCALE: 10dB/DIV RF INPUT –70dBm –60dBm –55dBm GAIN (dB) 1
µ
V/ Hz OUT –50dBm TO V –45dBm SETV –40dBm –35dBm –30dBm 0.1 100 1k 10k 100k 1M 10M 100 1k 10k 100k 1M FREQUENCY (Hz) FREQUENCY (Hz)
01085-C-015 01085-C-012 Figure 12. AC Response from V Figure 15. V SET to VOUT OUT Noise Spectral Density Rev. E | Page 9 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 Description Typical Performance Characteristics Circuit Description Interfaces Power-Down Interface, PWDN Signal Inputs, INHI, INLO Logarithmic/Error Output, VOUT Setpoint Interface, VSET Applications Information Basic Connections for Log (RSSI) Mode Operating in Controller Mode Input Coupling Narrow-Band LC Matching Example at 100 MHz Adjusting the Log Slope Increasing Output Current Effect of Waveform Type on Intercept Evaluation Board Schematic and Layout General Operation Using the AD8009 Operational Amplifier Varying the Logarithmic Slope Operating in Controller Mode RF Burst Response Outline Dimensions Ordering Guide