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ADA4891-4ARZ Datasheet(PDF) 4 Page - Analog Devices |
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ADA4891-4ARZ Datasheet(HTML) 4 Page - Analog Devices |
4 / 24 page ADA4891-1/ADA4891-2/ADA4891-3/ADA4891-4 Data Sheet Rev. F | Page 4 of 24 SPECIFICATIONS 5 V OPERATION TA = 25°C, VS = 5 V, RL = 1 kΩ to 2.5 V, unless otherwise noted. All specifications are for the ADA4891-1, ADA4891-2, ADA4891-3, and ADA4891-4, unless otherwise noted. For the ADA4891-1 and ADA4891-2, RF = 604 Ω; for the ADA4891-3 and ADA4891-4, RF = 453 Ω, unless otherwise noted. Table 1. Parameter Test Conditions/Comments Min Typ Max Unit DYNAMIC PERFORMANCE −3 dB Small-Signal Bandwidth ADA4891-1/ADA4891-2, G = +1, VO = 0.2 V p-p 240 MHz ADA4891-3/ADA4891-4, G = +1, VO = 0.2 V p-p 220 MHz ADA4891-1/ADA4891-2, G = +2, VO = 0.2 V p-p, RL = 150 Ω to 2.5 V 90 MHz ADA4891-3/ADA4891-4, G = +2, VO = 0.2 V p-p, RL = 150 Ω to 2.5 V 96 MHz Bandwidth for 0.1 dB Gain Flatness ADA4891-1/ADA4891-2, G = +2, VO = 2 V p-p, RL = 150 Ω to 2.5 V, RF = 604 Ω 25 MHz ADA4891-3/ADA4891-4, G = +2, VO = 2 V p-p, RL = 150 Ω to 2.5 V, RF = 374 Ω 25 MHz Slew Rate, tR/tF G = +2, VO = 2 V step, 10% to 90% 170/210 V/µs −3 dB Large-Signal Frequency Response G = +2, VO = 2 V p-p, RL = 150 Ω 40 MHz Settling Time to 0.1% G = +2, VO = 2 V step 28 ns NOISE/DISTORTION PERFORMANCE Harmonic Distortion, HD2/HD3 fC = 1 MHz, VO = 2 V p-p, G = +1 −79/−93 dBc fC = 1 MHz, VO = 2 V p-p, G = −1 −75/−91 dBc Input Voltage Noise f = 1 MHz 9 nV/√Hz Differential Gain Error (NTSC) G = +2, RL = 150 Ω to 2.5 V 0.05 % Differential Phase Error (NTSC) G = +2, RL = 150 Ω to 2.5 V 0.25 Degrees All-Hostile Crosstalk f = 5 MHz, G = +2, VO = 2 V p-p −80 dB DC PERFORMANCE Input Offset Voltage ±2.5 ±10 mV TMIN to TMAX ±3.1 mV W grade only, TMIN to TMAX ±3.1 ±16 mV Offset Drift 6 µV/°C Input Bias Current −50 +2 +50 pA W grade only, TMIN to TMAX −50 +50 nA Open-Loop Gain RL = 1 kΩ to 2.5 V 77 83 dB W grade only, TMIN to TMAX, RL = 1 kΩ to 2.5 V 66 dB RL = 150 Ω to 2.5 V 71 dB INPUT CHARACTERISTICS Input Resistance 5 GΩ Input Capacitance 3.2 pF Input Common-Mode Voltage Range −VS − 0.3 to +VS − 0.8 V Common-Mode Rejection Ratio (CMRR) VCM = 0 V to 3.0 V 88 dB OUTPUT CHARACTERISTICS Output Voltage Swing RL = 1 kΩ to 2.5 V 0.01 to 4.98 V RL = 150 Ω to 2.5 V 0.08 to 4.90 V Output Current 1% THD with 1 MHz, VO = 2 V p-p 125 mA Short-Circuit Current Sourcing 205 mA Sinking 307 mA |
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