SIT8208AI-21-33E-6.144000Y

Frequency Stability:	±20ppm
Current - Supply (Disable) (Max):	31mA
Height - Seated (Max):	0.032" (0.80mm)
Size / Dimension:	0.126" L x 0.098" W (3.20mm x 2.50mm)
Package / Case:	4-SMD, No Lead
Mounting Type:	Surface Mount
Ratings:	--
Current - Supply (Max):	33mA
Operating Temperature:	-40°C ~ 85°C
Series:	SiT8208
Voltage - Supply:	3.3V
Output:	LVCMOS, LVTTL
Function:	Enable/Disable
Frequency:	6.144MHz
Type:	XO (Standard)
Base Resonator:	MEMS
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Oscillators

Oscillators are essential components, commonly used in radio frequency (RF) communication systems. Oscillators are used to generate and amplify signals, and to constrain the received signal within certain frequency ranges. Therefore, they are widely used in various applications such as radio, radar, TV, and satellite communication.The SIT8208AI-21-33E-6.144000Y Oscillator is an example of a crystal oscillator traditionally found in oscillators. It is a precision oscillator, commonly used in antennas and phased array systems that require frequency accuracy and stability in order to provide precise signal reception, transmission and reception of radio signals in the presence of interference.This oscillator features a low noise and flat-top harmonic shape and they also feature an operating voltage of 1.8V-3.3V. Its frequency range is 6.144000 MHz ( ±20ppm at 23°C, 0 ~ 70°C) and its phase jitter is 0.9ps (typ). The device offers a low current consumption of only 4mA at a 7pF loading and a maximum input voltage of 3.3V.The SIT8208AI-21-33E-6.144000Y Oscillator can be used in a variety of applications involving frequency accuracy and stability. It can be used to stabilize the frequency of an oscillator. It is also suitable for use in radio receivers, transmitters and antennas as it provides robust frequency accuracy and minimal phase jitter.The working principle of the SIT8208AI-21-33E-6.144000Y Oscillator is based on the quartz oscillator structure. It consists of quartz crystal conductive plates embedded in epoxy resin. The quartz crystals commonly used for this device are cut "AT-cut", which means that they are cut perpendicular to the crystallographic axis.The oscillator uses the quartz crystal to cause an acoustic wave to travel in a circular motion. This wave is then fed into an amplifier via a feedback circuit. The amplifier amplifies the wave and creates an oscillation which has a frequency determined by the capacitance and inductance of the components in the circuit. The oscillator also uses a crystal element to measure the frequency of the oscillation and provides feedback to ensure the frequency remains stable.In conclusion, the SIT8208AI-21-33E-6.144000Y Oscillator is an essential component used in various applications which require frequency accuracy and stability. The device has a low noise harmonic shape and low current consumption, making it suitable for high-precision applications such as antennas and phased array systems. Furthermore, its working principle is based on the quartz oscillator structure which uses an acoustic wave and a feedback circuit to create an oscillation with a stable frequency.

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