Datasheet Analog Devices ADL5505 — 数据表

450 MHz to 6000 MHz
TruPwr Detector
ADL5505
FEATURES FUNCTIONAL BLOCK DIAGRAM
VPOS True rms response detector
Excellent temperature stability
±0.25 dB rms detection accuracy vs. temperature
Over 35 dB input power dynamic range, inclusive of crest factor
RF bandwidths from 450 MHz to 6000 MHz
500 Ω input impedance
Single-supply operation: 2.5 V to 3.3 V
Low power: 1.8 mA at 3.0 V supply
RoHS-compliant part ADL5505 RFIN INTERNAL
FILTERING
100Ω RMS CORE VRMS 05799-001 BUFFER COMM Figure 1. APPLICATIONS
Power measurement of W-CDMA, CDMA2000, QPSK-/QAMbased OFDM (LTE and WiMAX), and other complex
modulation waveforms
RF transmitter or receiver power measurement 10 OUTPUT (V) 1 0.01
–25 –20 –15 –10 –5 INPUT (dBm) 0 5 10 15 05799-002 0.1 Figure 2. Output vs. Input Level, Supply = 3.0 V, Frequency = 1900 MHz GENERAL DESCRIPTION
The ADL5505 is a TruPwr™ mean-responding (true rms) power
detector for use in high frequency receiver and transmitter signal
chains from 450 MHz to 6000 MHz. Requiring only a single
supply between 2.5 V and 3.3 V, the detector draws less than …

450 MHz to 6000 MHz
TruPwr Detector
ADL5505
FEATURES FUNCTIONAL BLOCK DIAGRAM
VPOS True rms response detector
Excellent temperature stability
±0.25 dB rms detection accuracy vs. temperature
Over 35 dB input power dynamic range, inclusive of crest factor
RF bandwidths from 450 MHz to 6000 MHz
500 Ω input impedance
Single-supply operation: 2.5 V to 3.3 V
Low power: 1.8 mA at 3.0 V supply
RoHS-compliant part ADL5505 RFIN INTERNAL
FILTERING
100Ω RMS CORE VRMS 05799-001 BUFFER COMM Figure 1. APPLICATIONS
Power measurement of W-CDMA, CDMA2000, QPSK-/QAMbased OFDM (LTE and WiMAX), and other complex
modulation waveforms
RF transmitter or receiver power measurement 10 OUTPUT (V) 1 0.01
–25 –20 –15 –10 –5 INPUT (dBm) 0 5 10 15 05799-002 0.1 Figure 2. Output vs. Input Level, Supply = 3.0 V, Frequency = 1900 MHz GENERAL DESCRIPTION
The ADL5505 is a TruPwr™ mean-responding (true rms) power
detector for use in high frequency receiver and transmitter signal
chains from 450 MHz to 6000 MHz. Requiring only a single
supply between 2.5 V and 3.3 V, the detector draws less than …