445A22E12M00000

Series:	445
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	MHz Crystal
Frequency:	12MHz
Frequency Stability:	±20ppm
Frequency Tolerance:	±20ppm
Load Capacitance:	20pF
ESR (Equivalent Series Resistance):	50 Ohms
Operating Mode:	Fundamental
Operating Temperature:	-10°C ~ 60°C
Ratings:	--
Mounting Type:	Surface Mount
Package / Case:	2-SMD, No Lead
Size / Dimension:	0.197" L x 0.126" W (5.00mm x 3.20mm)
Height - Seated (Max):	0.053" (1.35mm)

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Crystals: 445A22E12M00000 application field and working principle

Transducers known as crystals form the backbone of frequency control technologies. Being one of the most versatile electrical components available, crystals are essential elements used in almost every kind of electronic and electrical application. They are used in systems to control and stabilize frequency, timing, and duration of an operation. At the heart of most electronic systems and equipment is a device called a crystal, typically made of quartz. These crystals are used to control and regulate the frequency and timing of the circuit, in order to ensure accuracy and consistency. Similar to other transducers, crystals can convert electrical energy into mechanical vibrations and vice versa.The 445A22E12M00000 crystal, manufactured by CTS Corporation, is a miniature, low-frequency quartz crystal that yields high precision frequency control in small, tightly packaged circuits. This crystal oscillator is designed for use in a wide range of industrial, instrumentation, automotive, telecom, data communications, and military/space applications.The acoustic-optic properties of quartz make it ideal as a frequency control element in electronic circuits. A quartz crystal contains multiple piezoelectric surfaces, each of which is divided into two components. When an electrical signal is applied to the crystal, one side expands while the other contracts, generating alternate electric fields and magnetic fields in the structure. This process causes the crystal to vibrate at a precise frequency, based on its geometry and the associated electronic circuits. Thus it can act as a precision timing element in a circuit, which can be used to accurately regulate a variety of operations. In the application of the 445A22E12M00000 crystal, the electrical oscillation is generated when an alternating current is applied to the crystal through its connections. This alternating current is created by a transceiver amplifier, which is used to drive the circuit. At the same time, the crystal provides a constant frequency output through its terminals.The exact frequency produced by the BAW resonator is determined by the applied voltage and the load capacitance. Thus, different frequencies can be set or adjusted easily, by simply changing the applied voltage or the load capacitance. This function makes it suitable for applications requiring frequency control, such as radio frequency devices, oscillators, and timers.Due to its low-profile construction and its high precision characteristics, the 445A22E12M00000 crystals are widely used in various fields. For example, the crystals are used in automotive electronics for on-board radar systems, vehicle navigation systems, and hands-free safety systems. In the telecom industry, the crystals are used in broadband routers and cable modems, while in the medical industry they are used in medical instrumentation, ultrasonic imaging systems, catheters, and endoscope systems. In conclusion, the 445A22E12M00000 crystals are a versatile transducer, and have a wide range of applications due to their precision frequency control characteristics. This accuracy makes them suitable for use in a variety of electronic systems, from automotive to medical and telecom applications.

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