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ADA4945-1ACPZ-R7 датащи(PDF) 5 Page - Analog Devices |
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ADA4945-1ACPZ-R7 датащи(HTML) 5 Page - Analog Devices |
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5 / 57 page ![]() Data Sheet ADA4945-1 analog.com Rev. A 5 of 57 SPECIFICATIONS Table 1. Positive Input (+DIN) or Negative Input (–DIN) to Differential Output Voltage (VOUT,dm) Performance (SUPPLY VOLTAGE (VS) = 10 V Output common-mode voltage (VOCM) = midsupply, Gain (G) = 1, feedback resistance (RF) = gain resistance (RG) = 499 Ω, differential load resistance (RL,dm) = 1 kΩ, and TA = 25°C, unless otherwise noted. All specifications refer to single-ended input and differential outputs, unless otherwise noted. Refer to Figure 98 for circuit definitions.) PARAMETER SYMBOL TEST CONDITIONS/COMMENTS FULL POWER MODE LOW POWER MODE UNIT MIN TYP MAX MIN TYP MAX DYNAMIC PERFORMANCE −3 dB Small Signal Bandwidth f3dB VOUT, dm = 20 mV p-p, G = 1 145 80 MHz VOUT, dm = 20 mV p-p, G = 2 95 40 MHz VOUT, dm = 20 mV p-p, G = 5 40 17 MHz −3 dB Large Signal Bandwidth VOUT,dm = 2 V p-p, G = 1 60 18 MHz VOUT,dm = 2 V p-p, G = 2 54 40 MHz VOUT, dm = 2 V p-p, G = 5 52 16 MHz Bandwidth for 0.1 dB Flatness f0.1dB VOUT, dm = 20 mV p-p, G = 1 28 27 MHz VOUT, dm = 20 mV p-p, G = 2 20 7 MHz Slew Rate SR VOUT, dm = 8 V step 600 100 V/µs Settling Time to 0.1% tST VOUT, dm = 8 V step 35 85 ns Settling Time tST 16-bit 50 150 ns 18-bit 100 300 ns Input Overdrive Recovery G = 1, differential input voltage (VIN, dm) = 10 V p-p, triangular waveform 500 300 ns Output Overdrive Recovery G = 10, VIN, dm = 2.4 V p-p, triangular waveform 200 120 ns NOISE/HARMONICE PERFORMANCE NOISE/HARMONIC PERFORMANCE VOUT, dm = 8 V p-p Second Harmonic Distortion HD2 Center frequency (fC) = 1 kHz -133 -133 dBc fC = 100 kHz -133 -133 dBc fC = 100 kHz, G = 2 -128 -128 dBc fC = 1 MHz -95 -68 dBc Third Harmonic Distortion HD3 fC = 1 kHz -140 -138 dBc |
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