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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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AD8302 датащи(PDF) 2 Page - Analog Devices |
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AD8302 датащи(HTML) 2 Page - Analog Devices |
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2 / 24 page  REV. 0 –2– AD8302–SPECIFICATIONS (T A = 25 C, VS = 5 V, VMAG shorted to MSET, VPHS shorted to PSET, 52.3 shunt resistors connected to INPA and INPB, for Phase measurement PINPA = PINPB unless otherwise noted) Parameter Conditions Min Typ Max Unit OVERALL FUNCTION Input Frequency Range >0 2700 MHz Gain Measurement Range PIN at INPA, PIN at INPB = –30 dBm ±30 dB Phase Measurement Range φ IN at INPA > φ IN at INPB ±90 Degree Reference Voltage Output Pin VREF, –40 °C ≤ T A ≤ +85°C 1.72 1.8 1.88 V INPUT INTERFACE Pins INPA and INPB Input Simplified Equivalent Circuit To AC Ground, f ≤ 500 MHz 3 2k Ω pF Input Voltage Range AC-Coupled (0 dBV = 1 V rms) –73 –13 dBV re: 50 Ω –60 0 dBm Center of Input Dynamic Range –43 dBV –30 dBm MAGNITUDE OUTPUT Pin VMAG Output Voltage Minimum 20 × Log (V INPA/VINPB) = –30 dB 30 mV Output Voltage Maximum 20 × Log (V INPA/VINPB) = +30 dB 1.8 V Center Point of Output (MCP) VINPA = VINPB 900 mV Output Current Source/Sink 8 mA Small Signal Envelope Bandwidth Pin MFLT Open 30 MHz Slew Rate 40 dB Change, Load 20 pF 10 k Ω 25 V/ µs Response Time Rise Time Any 20 dB Change, 10%–90% 50 ns Fall Time Any 20 dB Change, 90%–10% 60 ns Settling Time Full-Scale 60 dB Change, to 1% Settling 300 ns PHASE OUTPUT Pin VPHS Output Voltage Minimum Phase Difference 180 Degrees 30 mV Output Voltage Maximum Phase Difference 0 Degrees 1.8 V Phase Center Point When φ INPA = φ INPB ±90° 900 mV Output Current Drive Source/Sink 8 mA Slew Rate 25 V/ µs Small Signal Envelope Bandwidth 30 MHz Response Time Any 15 Degree Change, 10%–90% 40 ns 120 Degree Change CFILT = 1 pF, to 1% Settling 500 ns 100 MHz MAGNITUDE OUTPUT Dynamic Range ±1 dB Linearity P REF = –30 dBm (VREF = –43 dBV) 58 dB ±0.5 dB Linearity P REF = –30 dBm (VREF = –43 dBV) 55 dB ±0.2 dB Linearity P REF = –30 dBm (VREF = –43 dBV) 42 dB Slope From Linear Regression 29 mV/dB Deviation vs. Temperature Deviation from Output at 25 °C –40 °C ≤ T A ≤ +85°C, P INPA = PINPB = –30 dBm 0.25 dB Deviation from Best Fit Curve at 25 °C –40 °C ≤ T A ≤ +85°C, P INPA = ±25 dB, P INPB = –30 dBm 0.25 dB Gain Measurement Balance PINPA = PINPB = –5 dBm to –50 dBm 0.2 dB PHASE OUTPUT Dynamic Range Less than ± 1 Degree Deviation from Best Fit Line 145 Degree Less than 10% Deviation in Instantaneous Slope 143 Degree Slope (Absolute Value) From Linear Regression about –90 ° or +90° 10 mV/Degree Deviation vs. Temperature Deviation from Output at 25 °C –40 °C ≤ T A ≤ +85°C, Delta Phase = 90 Degrees 0.7 Degree Deviation from Best Fit Curve at 25 °C –40 °C ≤ T A ≤ +85°C, Delta Phase = ±30 Degrees 0.7 Degree |
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