SIT9002AC-18N25DD

Frequency Stability:	±25ppm
Height:	0.039" (1.00mm)
Size / Dimension:	0.276" L x 0.197" W (7.00mm x 5.00mm)
Package / Case:	6-SMD, No Lead
Mounting Type:	Surface Mount
Ratings:	--
Current - Supply (Max):	84mA
Spread Spectrum Bandwidth:	±0.50%, Center Spread
Operating Temperature:	-20°C ~ 70°C
Frequency Stability (Total):	--
Series:	SiT9002
Voltage - Supply:	2.5V
Output:	LVPECL
Function:	--
Available Frequency Range:	1MHz ~ 199MHz
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

Programmable oscillators are electrical circuits that generate a periodic signal, usually with a fixed frequency range. They are often used in radio frequency (RF) applications, wireless communications and other applications where a precise and reliable signal is required. One of the most popular types of programmable oscillators is the SIT9002AC-18N25DD.The SIT9002AC-18N25DD is a low frequency crystal oscillator (LFXO) that is ideal for medical and industrial applications, as well as for precision timing and frequency control. It has an output frequency range of 350 kHz to 25 MHz, and a frequency accuracy of +/- 50 ppm. The SIT9002AC-18N25DD is also a cost-effective solution because it requires very low start-up and regulation costs, and has high frequency stability over a wide temperature range.The SIT9002AC-18N25DD is a two-wire I2C programmable oscillator, which uses an advanced, silicon-based thin-film high-Q resonator technology. This technology features an operation temperature range of -20°C to +85°C and has a high level of programmability to allow the oscillator to meet specific requirements. In addition, the SIT9002AC-18N25DD is designed to reduce EMI emissions, and has a programmable spread-spectrum spread of up to +/- 6.5 ppm.The device is also designed to provide superior performance. Its oscillator features a low jitter at 0.20ps, excellent frequency accuracy at 12 kHz and a wide supply voltage range of 1.4V to 5.87V. In addition, the SIT9002AC-18N25DD is also very energy efficient, as it only requires a supply voltage of 1.8V to 3.3V. The application fields for the SIT9002AC-18N25DD are varied, but most commonly it is used in digital signal processing (DSP) systems, embedded system design, digital signal control systems, wireless communications systems and radar systems. Many of these applications require accurate signal generation, and this oscillator provides the reliability and stability that is needed to meet the expectations.The working principle of the SIT9002AC-18N25DD is based on a combination of two different technologies. The first is the high-Q thin-film resonator, which oscillates at the desired frequency without inducing noise. The second is a phase-locked loop (PLL), which ensures that the frequency of the signal is accurately maintained over time and temperature. The PLL also provides a spread-spectrum spread-spectrum, which can be programmed to reduce EMI emissions, as well as to maintain signal stability. In conclusion, the SIT9002AC-18N25DD is an ideal choice for a wide range of applications in the field of programmable oscillators. It offers a wide frequency range, a high level of programmability and an excellent performance. It is also a cost-effective solution due to its low start-up and regulation costs, and its high frequency stability over a wide temperature range.

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