Datasheet LT5581 (Analog Devices) - 3

ManufacturerAnalog Devices
Description6GHz RMS Power Detector with 40dB Dynamic Range
Pages / Page18 / 3 — ELECTRICAL CHARACTERISTICS The. denotes the specifications which apply …
File Format / SizePDF / 640 Kb
Document LanguageEnglish

ELECTRICAL CHARACTERISTICS The. denotes the specifications which apply over the full operating temperature

ELECTRICAL CHARACTERISTICS The denotes the specifications which apply over the full operating temperature

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LT5581
ELECTRICAL CHARACTERISTICS The
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denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C, VCC = 3.3V, EN = 3.3V, unless otherwise noted (Note 2). Test circuit is shown in Figure 1. PARAMETER CONDITIONS MIN TYP MAX UNITS
2nd Order Harmonic Distortion At RF Input; CW Input; PIN = 0dBm –57 dBc 3rd Order Harmonic Distortion At RF Input; CW Input; PIN = 0dBm –52 dBc
fRF = 880MHz
RF Input Power Range Externally Matched to 50Ω Source –34 to 6 dBm Linear Dynamic Range, CW (Note 3) ±1dB Linearity Error 40 dB Linear Dynamic Range, EDGE (Note 3) ±1dB Linearity Error; EDGE 3π/8-Shifted 8PSK 40 dB Output Slope 31 mV/dB Logarithmic Intercept (Note 5) –42 dBm Output Variation vs Temperature Normalized to Output at 25°C, –40°C < TA < 85°C; ±1 dB PIN = –34 to +6dBm Output Variation vs Temperature Normalized to Output at 25°C, –40°C < TA < 85°C; ±0.5 dB PIN = –27 to –10dBm Deviation from CW Response, Pin = –34 to +6dBm EDGE 3π/8 Shifted 8PSK ±0.1 dB
fRF = 2140MHz
RF Input Power Range Externally Matched to 50Ω Source –34 to 6 dBm Linear Dynamic Range, CW (Note 3) ±1dB Linearity Error 43 dB Linear Dynamic Range, WCDMA (Note 3) ±1dB Linearity Error; 4-Carrier WCDMA 37 dB Output Slope 31 mV/dB Logarithmic Intercept (Note 5) –42 dBm Output Variation vs Temperature Normalized to Output at 25°C, –40°C < TA < 85°C; ±1 dB PIN = –34 to 6dBm Output Variation vs Temperature Normalized to Output at 25°C, –40°C < TA < 85°C; ±0.5 dB PIN = –27 to –10dBm Maximum Deviation from CW Response WCDMA 1-Carrier Uplink ±0.1 dB PIN = –34 to –4dBm WCDMA 64-Channel 4-Carrier Downlink ±0.5 dB
fRF = 2600MHz
RF Input Power Range Externally Matched to 50Ω Source –34 to 6 dBm Linear Dynamic Range, CW (Note 3) ±1dB Linearity Error 40 dB Output Slope 31 mV/dB Logarithmic Intercept (Note 5) –42 dBm Output Variation vs Temperature Normalized to Output at 25°C, –40°C < TA < 85°C; ±1 dB PIN = –34 to +6dBm Output Variation vs Temperature Normalized to Output at 25°C, –40°C < TA < 85°C; ±0.5 dB PIN = –27 to –10dBm Maximum Deviation from CW Response WiMAX OFDMA Preamble ±0.1 dB PIN = –34 to 2dBm WiMAX OFDM Burst ±0.5 dB
fRF = 3500MHz
RF Input Power Range Externally Matched to 50Ω Source –30 to 6 dBm Linear Dynamic Range, CW (Note 3) ±1dB Linearity Error 36 dB Output Slope 31 mV/dB Logarithmic Intercept (Note 5) –41 dBm Output Variation vs Temperature Normalized to Output at 25°C, –40°C < TA < 85°C; ±1 dB PIN = –30 to +6dBm 5581fb For more information www.linear.com/LT5581 3 Document Outline Description Typical Application Absolute Maximum Ratings Pin Configuration Typical Performance Characteristics Pin Functions Package Description