The AV27000003 is a SMD-3225_4P RoHS Crystal Resonator manufactured by TXC Corporation. It is a surface mount device that works as a resonator, an electronic component used to generate a specific frequency signal. It features low frequency stability, excellent temperature compensation, low aging drift, and very good noise insulation. The AV27000003 is suitable for use in various frequency control applications, such as in radio frequency circuits, communications applications, oscillator circuits, sensors, and clocks. It is commonly used in automotive electronics, consumer electronics, stereos, and computers.