SIT8008AIR1-XXS

Frequency Stability:	±20ppm
Current - Supply (Disable) (Max):	4.3µA
Height:	0.031" (0.79mm)
Size / Dimension:	0.098" L x 0.079" W (2.50mm x 2.00mm)
Package / Case:	4-SMD, No Lead
Mounting Type:	Surface Mount
Ratings:	--
Current - Supply (Max):	4.5mA
Spread Spectrum Bandwidth:	--
Operating Temperature:	-40°C ~ 85°C
Frequency Stability (Total):	--
Series:	SiT8008
Voltage - Supply:	2.25 V ~ 3.63 V
Output:	HCMOS, LVCMOS
Function:	Standby
Available Frequency Range:	1MHz ~ 110MHz
Programmable Type:	Programmed by Digi-Key (Enter your frequency in Web Order Notes)
Type:	XO (Standard)
Base Resonator:	MEMS
Part Status:	Active
Packaging:	Bulk

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Programmable Oscillators: SIT8008AIR1-XXS Application Field and Working Principle Programmable oscillators are electronic devices designed to generate a stable, precisely controllable frequency, usually of a particular waveform, when connected to a power source. There are many types of these components, such as those based on quartz crystals, mechanical resonators, and silicon-on-insulator (SOI) constructs. The SIT8008AIR1-XXS oscillator belongs to the second of these, relying on a mechanical resonator to control frequency, as well as providing temperature-compensated frequency, adjustable operating temperature range, and so on.Application FieldThe SIT8008AIR1-XXS oscillator\'s application field lies mainly in industrial, communications, and medical systems. Its small size and lack of moving parts make it suitable for use in high-density PCB designs, making it possible to create complex systems on a smaller scale, realizing a greater efficiency and saving space. In industry, it can be used to form the basis of a control unit for managing complex processes. The communications sector employs it in networking products, from high-speed networks to low-power wireless solutions. Lastly, in medical applications, it can be used for instrumentation, imaging, and medical devices.Working PrincipleThe SIT8008AIR1-XXS works by using a mechanical resonator to resonate the desired frequency. The resonator\'s frequency is determined by its physical properties, such as size, shape, and material, and the frequency is controllable when applying an external force. This external force is typically provided by a voltage that is applied to the resonator\'s capacitive elements, which modifies the resonator\'s capacitance and thus changes the frequency. The frequency emitted by the resonance of the mechanical resonator can be accurately adjusted by an on-chip temperature-compensation circuit that compensates for friction, deformation, and other temperature-related effects. The frequency adjustment range varies depending on the device, but is generally around ±50ppm. This provides a number of advantages for applications with temperature-sensitive frequency requirements, such as medical devices and communication systems.The SIT8008AIR1-XXS oscillator also has a low operating temperature range, allowing it to operate at temperatures as low as -55°C and as high as +125°C, making it ideal for applications where high or low temperatures are encountered. In addition, it has a low power consumption of only 4 mW, making it suitable for low-power applications.ConclusionThe SIT8008AIR1-XXS oscillator is an excellent choice for applications that require reliable frequency generation over a wide temperature range. It is easy to use and provides a highly accurate, temperature-compensated frequency, as well as adjustable operating temperature and low power consumption. This makes it ideal for use in industrial, communications, and medical systems, where space and power are at a premium.

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