EL2227 - Intersil Corporation

EL2227 Dual Very Low Noise Amplifier

INPUT CHARACTERISTICS VOS TCVOS IB RIN CIN CMIR Input Offset Voltage Average Offset Voltage Drift Input Bias Current Input Impedance Input Capacitance Common-Mode Input Range CONDITION VCM = 0V VCM = 0V MIN TYP MAX UNIT -9 -11.8 -0.2 3 mV -0.6 µV/°C -3.4 µA 7.3 MΩ 1.6 pF +10.4 V CMRR Common-Mode Rejection Ratio AVOL Open-Loop Gain eN Voltag.

Features

a -3dB bandwidth of 115MHz and is gain-of-2 stable. The EL2227 also affords minimal power dissipation with a supply current of just 4.8mA per amplifier. The amplifier can be powered from supplies ranging from ±2.5V to ±12V. The EL2227 is available in a space-saving 8 Ld MSOP package as well as the industry-standard 8 Ld SOIC. It can operate over the -40°C to +85°C temperature range. Pinout EL2227 (8 LD SOIC, 8 LD MSOP) TOP VIEW VOUTA 1 8 VS+ VINA- 2 VINA+ 3 + VS- 4 7 VOUTB - 6 VINB+ 5 VINB+ September 14 ,2010 EL2227 FN7058.4 Features
• Voltage noise of only 1.9nV/√Hz
• Current nois.