The RUNIC RS8554XQ is a CMOS, low-power, quad-channel precision op amp housed in a TSSOP-14 RoHS package. It operates with a supply voltage of 2.7 V to 5.5 V and has a high slew rate of 2.7 V/us at 4.5 MHz. The device features a low input offset voltage of 1 mV and an offset accuracy of up to 10 µV. The device is suitable for many precision applications, such as current measurements, bridge circuits, and signal conditioning. It is designed to provide high accuracy and low power consumption, making it an ideal choice for power-sensitive applications.