SIT9005ACT2H-XXDC

Frequency Stability:	±20ppm, ±25ppm, ±50ppm
Height:	0.030" (0.76mm)
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):	6.5mA
Spread Spectrum Bandwidth:	±0.39%, Center Spread
Operating Temperature:	-20°C ~ 70°C
Frequency Stability (Total):	--
Series:	SIT9005
Voltage - Supply:	2.5 V ~ 3.3 V
Output:	LVCMOS
Function:	--
Available Frequency Range:	1MHz ~ 141MHz
Programmable Type:	Programmed by Digi-Key (Enter your frequency in Web Order Notes)
Type:	SSXO
Base Resonator:	MEMS
Part Status:	Active

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Introduction

Programmable oscillators, also known as Synthesized Oscillators, are electronic components that are designed to generate stable, accurate signals of specific frequencies in the range of audio and microwave frequencies. The SIT9005ACT2H-XXDC is a programmable oscillator developed by Silicon Integrated Systems Corporation. This device provides unparalleled frequency stability, excellent temperature, and longlife performance.

Application Field of SIT9005ACT2H-XXDC

The SIT9005ACT2H-XXDC has a wide range of applications in communications, computers, and other industrial devices. It can be used in mobile devices such as smartphones, tablets, and laptops. Additionally, it is suitable for use in global positioning systems (GPS) and timekeeping networks. In the automotive industry, it is integrated into car navigation and entertainment systems to increase signal accuracy and stability. Furthermore, the device is used in medical imaging systems, test and measurement instruments, as well as frequencies measurement and laboratory systems.

Working Principle

The SIT9005ACT2H-XXDC works on the surface acoustical wave (SAW) principle. It is comprised of a piezoelectric substrate away from which a series of interconnections are made from the input coupled to a surface wave guide. These interconnections provide the electrical connection to the chip, producing the signal depending on the desired frequency. The SIT9005ACT2H-XXDC also contains a temperature compensation mechanism, which consists of a frequency to temperature conversion function and a frequency control chip. The conversion mechanism compensates for any variances in the supplied frequency due to temperature fluctuations. It also provides additional protection against erratic frequency shifts caused by voltage and environmental fluctuations.

Key Features

The SIT9005ACT2H-XXDC offers several key features. These include low power consumption and a wide frequency range of 3.2 Hz to 663.2 kHz. Additionally, this programmable oscillator features a high quality temperature stability of +/-1 ppm over a wide range of temperatures and a long-term stability of +/-3 ppm over 10 years. It also has long-term aging of +/-2 ppm over 10 years and a voltage control range of +/-20 ppm. The SIT9005ACT2H-XXDC also features a wide supply voltage range of 3.0 V to 3.6 V, low phase noise of -135 dBc/Hz, and low jitter of 65fs. Furthermore, it has a low modulation noise of -175 dBc/Hz, a wide operating temperature range of -40°C to 85°C and high relative humidity range of 20% to 95%.

Conclusion

The SIT9005ACT2H-XXDC is a programmable oscillator developed by Silicon Integrated Systems Corporation that offers excellent frequency stability and long-life performance. It is used in a variety of applications in communications, computers, and other industrial devices. The device operates on the surface acoustical wave principle and contains a temperature compensation mechanism consisting of a frequency to temperature conversion function and a frequency control chip. Additionally, the SIT9005ACT2H-XXDC features low power consumption and a wide frequency range, high quality temperature stability, and a long-term stability of +/-3 ppm over 10 years. It also has a wide supply voltage range, low phase noise, low jitter, low modulation noise, and a wide operating temperature range.

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