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AD8328ARQ-EVAL Datasheet(PDF) 3 Page - Analog Devices |
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AD8328ARQ-EVAL Datasheet(HTML) 3 Page - Analog Devices |
3 / 20 page AD8328 Rev. A | Page 3 of 20 SPECIFICATIONS TA = 25°C, VS = 5 V, RL = RIN = 75 Ω, VIN (differential) = 29 dBmV. The AD8328 is characterized using a 2:1 transformer1 at the device output. Table 1. Parameter Conditions Min Typ Max Unit INPUT CHARACTERISTICS Specified AC Voltage Output = 60 dBmV, max gain 29 dBmV Input Resistance Single-ended input 800 Ω Differential input 1600 Ω Input Capacitance 2 pF GAIN CONTROL INTERFACE Voltage Gain Range 58 59.0 60 dB Maximum Gain Gain code = 60 decimal codes 30.5 31.5 32.5 dB Minimum Gain Gain code = 1 decimal code −28.5 −27.5 −26.5 dB Output Step Size 0.6 1.0 1.4 dB/LSB Output Step Size Temperature Coefficient TA = −40°C to +85°C ±0.0005 dB/°C OUTPUT CHARACTERISTICS Bandwidth (−3 dB) All gain codes (1 to 60 decimal codes) 107 MHz Bandwidth Roll-Off f = 65 MHz 1.2 dB 1 dB Compression Point2 Maximum gain, f = 10 MHz, output referred 17.9 18.4 dBm Minimum gain, f = 10 MHz, input referred 2.2 3.3 dBm Output Noise2 Maximum Gain f = 10 MHz 135 151 nV/√Hz Minimum Gain f = 10 MHz 1.2 1.3 nV/√Hz Tx Disable f = 10 MHz 1.1 1.2 nV/√Hz Noise Figure2 Maximum Gain f = 10 MHz 16.7 17.7 dB Differential Output Impedance Tx enable and Tx disable 75 ± 30%3 Ω OVERALL PERFORMANCE Second-Order Harmonic Distortion4, 5 f = 33 MHz, VOUT = 60 dBmV @ maximum gain −67 −56 dBc f = 65 MHz, VOUT = 60 dBmV @ maximum gain −61 −55 dBc Third-Order Harmonic Distortion4, 5 f = 21 MHz, VOUT = 60 dBmV @ maximum gain −57.5 −56 dBc f = 65 MHz, VOUT = 60 dBmV @ maximum gain −54 −52.5 dBc ACPR2, 6 −58 −56 dBc Isolation (Tx Disable)2 Maximum gain, f = 65 MHz −85 −81 dB POWER CONTROL Tx Enable Settling Time Maximum gain, VIN = 0 2.5 μs Tx Disable Settling Time Maximum gain, VIN = 0 3.8 μs Output Switching Transients2 Equivalent output = 31 dBmV 2.5 6 mV p-p Equivalent output = 61 dBmV 16 54 mV p-p Output Settling Due to Gain Change Minimum to maximum gain 60 ns Due to Input Step Change Maximum gain, VIN = 29 dBmV 30 ns POWER SUPPLY Operating Range 4.75 5 5.25 V Quiescent Current Maximum gain 98 120 140 mA Minimum gain 18 26 34 mA Tx disable (TXEN = 0) 1 2.6 3.5 mA SLEEP mode (power-down) 1 20 100 μA OPERATING TEMPERATURE RANGE −40 +85 °C |
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