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AD8391AR-REEL7 Scheda tecnica(PDF) 2 Page - Analog Devices |
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AD8391AR-REEL7 Scheda tecnica(HTML) 2 Page - Analog Devices |
2 / 20 page REV. 0 –2– AD8391–SPECIFICATIONS Parameter Conditions Min Typ Max Unit DYNAMIC PERFORMANCE –3 dB Bandwidth G = –1, VOUT < 0.4 V p-p, RG = 909 Ω 40 MHz G = –2, VOUT < 0.4 V p-p 38 MHz 0.1 dB Bandwidth VOUT < 0.4 V p-p 4 MHz Large Signal Bandwidth VOUT = 4 V p-p 50 MHz Slew Rate VOUT = 4 V p-p 375 V/ µs Rise and Fall Time VOUT = 4 V p-p 8 ns Settling Time 0.1%, VOUT = 2 V p-p 60 ns NOISE/HARMONIC PERFORMANCE Distortion, G = –5 (RG = 178 Ω)VOUT = 8 V p-p (Differential) 2nd Harmonic 100 kHz, RL = 21 Ω –82 dBc 3rd Harmonic 100 kHz, RL = 21 Ω –95 dBc MTPR (In-Band) 25 kHz to 138 kHz, RL = 21 Ω –70 dBc SFDR (Out-of-Band) 144 kHz to 500 kHz, RL = 21 Ω –72 dBc Input Noise Voltage f = 100 kHz Differential 4.5 nV/ √Hz Input Noise Current f = 100 kHz 9 pA/ √Hz Crosstalk f = 1 MHz, G = –2, Output to Output 64 dB DC PERFORMANCE Input Offset Voltage VMID = +VS/2 ±2 ±15 mV TMIN to TMAX ±3mV VMID = “Float” ±2mV Input Offset Voltage Match ±0.25 ±2.6 mV TMIN to TMAX ±0.35 mV Transimpedance ∆VOUT = 5 V 10 M Ω INPUT CHARACTERISTICS Input Resistance 125 Ω Input Bias Current In1, In2 pins 2.5 10 µA Input Bias Current Match In1 – In2 ±0.5 ±6 µA CMRR VMID = VIN = 5.5 V to 6.5 V, ∆V OS / ∆V IN, cm 48 dB Input CM Voltage Range 1.2 to 10.8 V VMID Accuracy VMID = “Float” Delta from +VS/2 ±5 ±30 mV VMID Input Resistance 2.5 k Ω VMID Input Capacitance 10 pF OUTPUT CHARACTERISTICS Output Resistance Frequency = 100 kHz, PWDN “1” 0.3 Ω Output Resistance Frequency = 100 kHz, PWDN “0” 3k Ω Output Voltage Swing RLOAD = 100 Ω 0.1 11.9 V Linear Output Current SFDR < –75 dBc, f = 100 kHz, RL = 21 Ω 340 mA Short Circuit Current 1500 mA POWER SUPPLY Supply Current PWDN = “1” 16 19 21 mA TMIN to TMAX 22 mA STBY Supply Current PWDN = “Open or Three-State” 10 mA SHUTDOWN Supply Current PWDN = “0” 46 mA Operating Range Single Supply 3.0 12 V Power Supply Rejection Ratio VMID = VS /2, ∆VS = ±0.5 V 55 dB LOGIC INPUT (PWDN) Logic “1” Voltage –VS + 2.0 V Logic “0” Voltage –VS + 0.8 V Logic Input Bias Current ±300 µA Turn On Time RL = 21 Ω, IS = 90% of Typical 200 ns Specifications subject to change without notice. (@ 25 C, VS = 12 V, RL = 10 , VMID = VS/2, G = –2, RF = 909 , RG = 453 , unless otherwise noted. See TPC 1 for Basic Circuit Configuration.) |
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