National Semiconductor LM4865ITPX/NOPB Audio Amplifier Function: Headphone/Speaker Audio Amplifier Output Configuration: 1-Channel Mono Dual Supply Voltage (max): Not RequiredV Dual Supply Voltage (min): Not RequiredV Dual Supply Voltage (typ): Not RequiredV Lead Free Status / Rohs Status: Compliant Mounting: Surface Mount Operating Temp Range: -40C to 85C Operating Temperature Classification: Industrial Operational Class: Class-AB Output Power (typ): 1x1@8Ohm/0.11x1@8OhmW Package Type: uSMD Pin Count: 8 Power Supply Rejection Ratio: 50dB Power Supply Requirement: Single Rail/rail I/o Type: No Single Supply Voltage (max): 5.5V Single Supply Voltage (min): 2.7V Single Supply Voltage (typ): 3/5V Total Harmonic Distortion: 0.6@8Ohm@300mW%