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AD8324 Datasheet(PDF) 3 Page - Analog Devices |
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AD8324 Datasheet(HTML) 3 Page - Analog Devices |
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3 / 16 page  AD8324 Rev. 0 | Page 3 of 16 SPECIFICATIONS Table 1. TA = 25°C, VCC = 3.3 V, RL = RIN = 75 Ω, VIN (Differential) = 27.5 dBmV, unless otherwise noted. The AD8324 is characterized using a 1:1 transformer1 at the device output. Parameter Conditions Min Typ Max Unit INPUT CHARACTERISTICS Specified AC Voltage Output = 61 dBmV, Max Gain 27.5 dBmV Input Resistance Single-Ended Input 550 Ω Differential Input 1100 Ω Input Capacitance 2 pF GAIN CONTROL INTERFACE Voltage Gain Range 58 59.0 60 dB Max Gain Gain Code = 60 Dec 32.5 33.5 34.5 dB Min Gain Gain Code = 1 Dec –26.5 –25.5 –24.5 dB Output Step Size2 0.6 1.0 1.4 dB/LSB Output Step Size Temperature Coefficient TA = –40°C to +85°C ±0.004 dB/°C OUTPUT CHARACTERISTICS Bandwidth (–3 dB) All Gain Codes (1–60 Decimal Codes) 100 MHz Bandwidth Roll-Off f = 65 MHz 1.7 dB 1 dB Compression Point3 Max Gain, f = 10 MHz, Output Referred 19.6 21 dBm Min Gain, f = 10 MHz, Input Referred 2.1 3.7 dBm Output Noise 2 Max Gain f = 10 MHz 157 166 nV/√Hz Min Gain f = 10 MHz 1.3 1.5 nV/√Hz Transmit Disable f = 10 MHz 1.1 1.2 nV/√Hz Noise Figure 2 Max Gain f = 10 MHz 15.5 16.0 dB Differential Output Impedance TX Enable and TX Disable 75 ± 30%4 Ω OVERALL PERFORMANCE Second-Order Harmonic Distortion5, 3 f = 33 MHz, VOUT = 61 dBmV @ Max Gain –66 –60 dBc f = 65 MHz, VOUT = 61 dBmV @ Max Gain –58 –53 dBc Third-Order Harmonic Distortion5, 3 f = 21 MHz, VOUT = 61 dBmV @ Max Gain –59 –57.5 dBc f = 65 MHz, VOUT = 61 dBmV @ Max Gain –54 –52.5 dBc ACPR 2, 6 –61 –58 dBc Isolation (Transmit Disable) 2 Max Gain, f = 65 MHz –75 –70 dB POWER CONTROL TX Enable Settling Time Max Gain, VIN = 0 2.5 µs TX Disable Settling Time Max Gain, VIN = 0 3.8 µs Output Switching Transients 3 Equivalent Output = 31 dBmV 2.5 6 mV p-p Equivalent Output = 61 dBmV 27 71 mV p-p Output Settling Due to Gain Change Min to Max Gain 60 ns Due to Input Step Change Max Gain, VIN = 27.5 dBmV 30 ns POWER SUPPLY Operating Range 3.13 3.3 3.47 V Quiescent Current Max Gain 195 207 235 mA Min Gain 25 39 50 mA Transmit Disable (TXEN = 0) 1 2.5 4 mA SLEEP Mode (Power-Down) 30 500 µA OPERATING TEMPERATURE RANGE LFCSP –40 +85 °C QSOP –25 +70 °C |
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