TEXAS INSTRUMENTS TL974IPWR 运算放大器, 四路, 12 MHz, 4个放大器, 5 V/µs, 2.7V 至 12V, TSSOP, 14 引脚
The is a quad very-low-noise Operational Amplifier with rail-to-rail output. The operational amplifier operates at voltages as low as ±1.35V. The TL97x boast characteristics that make them particularly well suited for battery-supplied equipment. Very low noise and low distortion characteristics make them ideal for audio pre-amplification.