Datasheet AD8264 (Analog Devices) - 3

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Data Sheet AD8264 SPECIFICATIONS
VS = ±2.5 V, TA = 25°C, f = 10 MHz, CL = 5 pF, RL = 500 Ω per output (VGAx, VOHx, VOLx), VGAIN = (VGNHx − VGNLO) = 0 V, VVOCM = GND, VOFSx = GND, gain range = 6 dB to 30 dB, unless otherwise specified.
Table 1. Parameter Test Conditions/Comments Min Typ Max Unit
GENERAL PERFORMANCE –3 dB Small Signal Bandwidth (VGAx) VOUT = 10 mV p-p 235 MHz –3 dB Large Signal Bandwidth (VGAx) VOUT = 1 V p-p 150 MHz –3 dB Small Signal Bandwidth (Differential Output)1 VOUT = 100 mV p-p 80 MHz –3 dB Large Signal Bandwidth (Differential Output)1 VOUT = 2 V p-p 80 MHz Slew Rate VGAx, VOUT = 2 V p-p 380 V/µs VGAx, VOUT = 1 V p-p 290 V/µs Differential output, VOUT = 2 V p-p 470 V/µs Differential output, VOUT = 1 V p-p 220 V/µs Input Bias Current Pins IPPx −8 −5 −3 µA Input Resistance Pins IPPx at dc; ΔVIN/ΔIBIAS 4.2 MΩ Input Capacitance Pins IPPx 2 pF Input Impedance Pins IPPx at 10 MHz 7.9 kΩ Input Voltage Noise 2.3 nV/√Hz Input Current Noise 2 pA/√Hz Noise Figure (Differential Output) VGAIN = 0.7 V, RS = 50 Ω, unterminated 9 dB Output-Referred Noise (Differential Output) VGAIN = 0.7 V (Gain = 30 dB) 72 nV/√Hz VGAIN = −0.7 V (Gain = 6 dB) 45 nV/√Hz Output Impedance VGAx, dc to 10 MHz 3.5 Ω Differential output, dc to 10 MHz <1 Ω Output Signal Range Preamp |VS| − 1.3 V VGAx, RL ≥ 500 Ω |VS| − 1.3 V Differential amplifier, RL ≥ 500 Ω per side |VS| − 0.5 V Output Offset Voltage Preamp offset −6 |<1| +6 mV VGAx offset, VGAIN = 0.7 V −18 |<5| +18 mV Differential output offset, VGAIN = 0.7 V −38 |<10| +38 mV DYNAMIC PERFORMANCE Harmonic Distortion VGAx = 1 V p-p, differential output = 2 V p-p (measured at VGAx) HD2 f = 1 MHz −73 dBc HD3 −68 dBc HD2 f = 10 MHz −71 dBc HD3 −61 dBc HD2 f = 35 MHz −60 dBc HD3 −53 dBc VGAx = 1 V p-p, differential output = 2 V p-p (measured at differential output) HD2 f = 1 MHz −78 dBc HD3 −66 dBc HD2 f = 10 MHz −71 dBc HD3 −43 dBc HD2 f = 35 MHz −56 dBc HD3 −20 dBc Input 1 dB Compression Point VGAIN = −0.7 V, f = 10 MHz 7 dBm2 VGAIN = +0.7 V, f = 10 MHz −9.6 dBm Rev. C | Page 3 of 37 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE MAXIMUM POWER DISSIPATION ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TEST CIRCUITS THEORY OF OPERATION OVERVIEW PREAMP VGA POST AMPLIFIER VOCM Pin OFSx Pins NOISE APPLICATIONS INFORMATION A LOW CHANNEL COUNT APPLICATION CONCEPT USING A DISCRETE REFERENCE A DC CONNECTED CONCEPT EXAMPLE EVALUATION BOARD CONNECTING AND USING THE AD8264-EVALZ OUTLINE DIMENSIONS ORDERING GUIDE