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AD9277 Datasheet(PDF) 5 Page - Analog Devices |
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AD9277 Datasheet(HTML) 5 Page - Analog Devices |
5 / 48 page AD9277 Rev. 0 | Page 5 of 48 Parameter1 Test Conditions/Comments Min Typ Max Unit Noise Figure GAIN+ = 1.6 V, RS = 50 Ω Active Termination Matched LNA gain = 15.6 dB, RFB = 200 Ω 7.5 dB LNA gain = 17.9 dB, RFB = 250 Ω 6.2 dB LNA gain = 21.3 dB, RFB = 350 Ω 4.5 dB Unterminated LNA gain = 15.6 dB, RFB = ∞ 4.6 dB LNA gain = 17.9 dB, RFB = ∞ 3.6 dB LNA gain = 21.3 dB, RFB = ∞ 2.8 dB Correlated Noise Ratio No signal, correlated/uncorrelated −30 dB Output Offset −110 +110 LSB Signal-to-Noise Ratio (SNR) fIN = 5 MHz at −10 dBFS, GAIN+ = 0 V 67.5 dBFS fIN = 5 MHz at −1 dBFS, GAIN+ = 1.6 V 59 dBFS Harmonic Distortion Second Harmonic fIN = 5 MHz at −10 dBFS, GAIN+ = 0 V −65 dBc fIN = 5 MHz at −1 dBFS, GAIN+ = 1.6 V −70 dBc Third Harmonic fIN = 5 MHz at −10 dBFS, GAIN+ = 0 V −72 dBc fIN = 5 MHz at −1 dBFS, GAIN+ = 1.6 V −60 dBc Two-Tone Intermodulation (IMD3) fRF1 = 5.015 MHz, fRF2 = 5.020 MHz, ARF1 = 0 dB, ARF2 = −20 dB, GAIN+ = 1.6 V, IMD3 relative to ARF2 −55 dBc Channel-to-Channel Crosstalk fIN = 5 MHz at −1 dBFS −70 dB Overrange condition2 −65 dB Channel-to-Channel Delay Variation Full TGC path, fIN = 5 MHz, GAIN+ = 0 V to 1.6 V 0.3 Degrees PGA Gain Differential input to differential output 21/24/27/30 dB GAIN ACCURACY 25°C Gain Law Conformance Error 0 < GAIN+ < 0.16 V 1.5 dB 0.16 V < GAIN+ < 1.44 V −1.5 +1.5 dB 1.44 V < GAIN+ < 1.6 V −2.5 dB Linear Gain Error GAIN+ = 0.8 V, normalized for ideal AAF loss −1.5 +1.5 dB Channel-to-Channel Matching 0.16 V < GAIN+ < 1.44 V 0.1 dB GAIN CONTROL INTERFACE Normal Operating Range 0 1.6 V Gain Range GAIN+ = 0 V to 1.6 V −42 0 dB Scale Factor 28.5 dB/V Response Time 42 dB change 750 ns GAIN+ Impedance Single-ended 10 MΩ GAIN− Impedance Single-ended 70 kΩ CW DOPPLER MODE LO Frequency fLO = f4LO/4 1 10 MHz Phase Increment Per channel 22.5 Degrees Output DC Bias (Single-Ended) CWI+, CWI−, CWQ+, CWQ− 1.5 V Maximum Output Swing Per CWI+, CWI−, CWQ+, CWQ−, per channel enabled ±1.25 mA Transconductance (Differential) Demodulated IOUT/VIN, each I or Q output LNA gain = 15.6 dB 1.8 mA/V LNA gain = 17.9 dB 2.4 mA/V LNA gain = 21.3 dB 3.5 mA/V Input-Referred Noise Voltage RS = 0 Ω, RFB = ∞ LNA gain = 15.6 dB 1.5 nV/√Hz LNA gain = 17.9 dB 1.4 nV/√Hz LNA gain = 21.3 dB 1.3 nV/√Hz |
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Descripción similar - AD9277 |
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