Datasheet LT5581 (Analog Devices) - 7
| Manufacturer | Analog Devices |
| Description | 6GHz RMS Power Detector with 40dB Dynamic Range |
| Pages / Page | 18 / 7 — TYPICAL PERFORMANCE CHARACTERISTICS. Output Voltage and Linearity Error. … |
| File Format / Size | PDF / 640 Kb |
| Document Language | English |
TYPICAL PERFORMANCE CHARACTERISTICS. Output Voltage and Linearity Error. Linearity Error Temperature
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LT5581
TYPICAL PERFORMANCE CHARACTERISTICS Output Voltage and Linearity Error Linearity Error Temperature Linearity Error vs RF Input Power, at 5800MHz Variation from 25°C at 5800MHz 5.8GHz Modulated Waveforms
2.0 2.5 3 3 25°C TA = 25°C 1.8 85°C 2.0 1.6 –40°C 1.5 2 2 LINEARITY ERROR (dB) 1.4 1.0 1 1 1.2 0.5 85°C (V) 1.0 0 0 –40°C 0 V OUT 0.8 –0.5 0.6 –1.0 VARIATION (dB) –1 –1 LINEARITY ERROR (dB) 0.4 –1.5 –2 –2 0.2 –2.0 CW 0 –2.5 WiMax OFDM BURST –40 –3 –3 –35 –30 –25 –20 –15 –10 –5 0 5 10 –40 –35 –30 –25 –20 –15 –10 –5 0 5 10 –35 –30 –25 –20 –15 –10 –5 0 5 10 RF INPUT POWER (dBm) RF INPUT POWER (dBm) RF INPUT POWER (dBm) 5581 G19 5581 G20 5581 G21
Slope vs Frequency Slope Distribution vs Temperature Supply Current vs Supply Voltage
34 50 2.0 TA = 25°C TA = 85°C TA = 25°C TA = –40°C 1.8 40 32 85°C 1.6 30 25°C 30 1.4 20 Y CURRENT (mA) –40°C SLOPE (mV/dB) 1.2 DISTRIBUTION (%) 28 SUPPL 10 1.0 26 0 0.8 0 1 2 3 4 5 6 28 29 30 31 32 33 34 2.6 3 3.4 3.8 4.2 4.6 5 5.4 FREQUENCY (GHz) SLOPE (mV/dB) SUPPLY VOLTAGE (V) 5581 G22 5581 G23 5581 G24
Logarithmic Intercept Logarithmic Intercept Distribution vs Frequency vs Temperature
–30 50 TA = 25°C TA = 85°C TA = 25°C T 40 A = –40°C –35 30 –40 20 DISTRIBUTION (%) –45 10 LOGARITHMIC INTERCEPT (dBm) –50 0 0 1 2 3 4 5 6 –48 –47 –46 –45 –44 –43 –42 –41 FREQUENCY (GHz) LOGARITHMIC INTERCEPT (dBm) 5581 G25 5581 G26 5581fb For more information www.linear.com/LT5581 7 Document Outline Description Typical Application Absolute Maximum Ratings Pin Configuration Typical Performance Characteristics Pin Functions Package Description
TYPICAL PERFORMANCE CHARACTERISTICS Output Voltage and Linearity Error Linearity Error Temperature Linearity Error vs RF Input Power, at 5800MHz Variation from 25°C at 5800MHz 5.8GHz Modulated Waveforms
2.0 2.5 3 3 25°C TA = 25°C 1.8 85°C 2.0 1.6 –40°C 1.5 2 2 LINEARITY ERROR (dB) 1.4 1.0 1 1 1.2 0.5 85°C (V) 1.0 0 0 –40°C 0 V OUT 0.8 –0.5 0.6 –1.0 VARIATION (dB) –1 –1 LINEARITY ERROR (dB) 0.4 –1.5 –2 –2 0.2 –2.0 CW 0 –2.5 WiMax OFDM BURST –40 –3 –3 –35 –30 –25 –20 –15 –10 –5 0 5 10 –40 –35 –30 –25 –20 –15 –10 –5 0 5 10 –35 –30 –25 –20 –15 –10 –5 0 5 10 RF INPUT POWER (dBm) RF INPUT POWER (dBm) RF INPUT POWER (dBm) 5581 G19 5581 G20 5581 G21
Slope vs Frequency Slope Distribution vs Temperature Supply Current vs Supply Voltage
34 50 2.0 TA = 25°C TA = 85°C TA = 25°C TA = –40°C 1.8 40 32 85°C 1.6 30 25°C 30 1.4 20 Y CURRENT (mA) –40°C SLOPE (mV/dB) 1.2 DISTRIBUTION (%) 28 SUPPL 10 1.0 26 0 0.8 0 1 2 3 4 5 6 28 29 30 31 32 33 34 2.6 3 3.4 3.8 4.2 4.6 5 5.4 FREQUENCY (GHz) SLOPE (mV/dB) SUPPLY VOLTAGE (V) 5581 G22 5581 G23 5581 G24
Logarithmic Intercept Logarithmic Intercept Distribution vs Frequency vs Temperature
–30 50 TA = 25°C TA = 85°C TA = 25°C T 40 A = –40°C –35 30 –40 20 DISTRIBUTION (%) –45 10 LOGARITHMIC INTERCEPT (dBm) –50 0 0 1 2 3 4 5 6 –48 –47 –46 –45 –44 –43 –42 –41 FREQUENCY (GHz) LOGARITHMIC INTERCEPT (dBm) 5581 G25 5581 G26 5581fb For more information www.linear.com/LT5581 7 Document Outline Description Typical Application Absolute Maximum Ratings Pin Configuration Typical Performance Characteristics Pin Functions Package Description
