SIT9005ACU2H-28DG

Series:	SIT9005
Part Status:	Active
Base Resonator:	MEMS
Type:	SSXO
Programmable Type:	Programmed by Digi-Key (Enter your frequency in Web Order Notes)
Available Frequency Range:	1MHz ~ 141MHz
Function:	--
Output:	LVCMOS
Voltage - Supply:	2.8V
Frequency Stability:	±20ppm, ±25ppm, ±50ppm
Frequency Stability (Total):	--
Operating Temperature:	-20°C ~ 70°C
Spread Spectrum Bandwidth:	±0.905%, Center Spread
Current - Supply (Max):	6.5mA
Ratings:	--
Mounting Type:	Surface Mount
Package / Case:	4-SMD, No Lead
Size / Dimension:	0.126" L x 0.098" W (3.20mm x 2.50mm)
Height:	0.030" (0.76mm)

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Programmable Oscillators, such as the SIT9005ACU2H-28DG, are the building blocks of many electronic products, from cell phones to computers in industrial automation systems. The SIT9005ACU2H-28DG is a programmable oscillator that can be used to provide a stable, low-cost source of clock signals for various microelectronic applications. This article examines the application field and working principles of the SIT9005ACU2H-28DG.The SIT9005ACU2H-28DG is a 32.768-kHz crystal oscillator with a load capacitance of 12.5 pF. It is designed for portability and low-power operation, meaning it is suitable for use in embedded systems and battery-powered devices. The SIT9005ACU2H-28DG is also available in other frequencies, such as 18.432 MHz and 24.576 MHz.The primary application for the SIT9005ACU2H-28DG is as a source of clock signals for microelectronic devices. It is used in many applications, including portable instrumentation and medical equipment, digital watches, data transfer, and in automotive systems. Additionally, it is also used in microphone pre-amplifier stages, frequency synthesis circuits, low-cost radio-frequency identification (RFID) tags, and GPS modules.The working principle of the SIT9005ACU2H-28DG is based on the use of a quartz crystal. The crystal is a mechanical resonator and, when a voltage is applied to it, it vibrates at a frequency determined by its physical characteristics. The SIT9005ACU2H-28DG has a frequency tolerance of ±20 ppm, which means it has excellent stability and control accuracy.The SIT9005ACU2H-28DG has an input voltage range of 1.8V to 3.6V and a maximum operating temperature range of -40°C to +85°C, making it suitable for a wide range of applications. It can be used in extreme temperature environments, such as in automotive systems and high-performance industries.The stability of the SIT9005ACU2H-28DG is enhanced through the use of a switched capacitor circuit and temperature compensation, as well as its low-power design. Additionally, it is able to withstand shock, vibration, and even electromagnetic interference, making it suitable for use in harsh environments.In conclusion, the SIT9005ACU2H-28DG is a programmable oscillator that is designed for low-power applications and high reliability. This makes it an excellent choice for a wide range of applications, from medical and automotive devices to RFID tags. It is suitable for use in extreme temperature environments, and has a frequency tolerance of ±20 ppm. Finally, its stability is further enhanced through the use of a switched capacitor circuit, temperature compensation, and its low-power design.

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