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:	2.5V
Frequency Stability:	±20ppm, ±25ppm, ±50ppm
Frequency Stability (Total):	--
Operating Temperature:	-20°C ~ 70°C
Spread Spectrum Bandwidth:	±2.06%, 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

Oscillators are electronic components that generate a periodic wave, controlled by frequency and amplitude. The frequency and amplitude of the wave can range from continuous sine wave to pulse wave and other waveforms. They can be used for a variety of applications, including the generation of timed pulses, frequency modulation and demodulation, clock synchronization and generation, and the stabilization of power supply voltage. Oscillators are widely used in a range of products from laptops, radios and televisions to calculator, military equipment and more.Programmable oscillators offer users the ability to adjust and control the waveforms and frequencies of the oscillators with an additional microprocessor or digital interface. These devices are typically used in a wide range of applications, including radio communication systems, precision timers and laboratory setups.The SIT9005ACU2H-25NP Programmable Oscillator is a high-performance programmable oscillator based on a versatile, frequency-stable SiT9005 oscillator. It features a wide operating temperature range of -40C to +85C. The SIT9005ACU2H-25NP uses a 2.0mm x 2.5mm x 0.9mm plastic package and operates at a frequency of 25MHz.The SIT9005ACU2H-25NP is built with a wide range of functions, including frequency and phase control, variable amplitude and duty cycle, programmable synchronous outputs, and phase-locked loop (PLL) phase alignment. The wide frequency stability range of the oscillator ensures reliable performance over a range of operating conditions. Additionally, the programmable nature of the oscillator allows the user to adjust the parameters of the waveform to meet the exact application requirements.The working principle of the SIT9005ACU2H-25NP is based on an oscillating crystal resonator. The resonator is harmonically tuned to create a consistently stable wave form in which the frequency is determined by the bridge configurations used in combination with the crystal resonator. As the currents flow through the crystal, a resistance-capacitance (RC) network is formed. This network creates a displacement in the current, resulting in the harmonic waveform being generated.The SIT9005ACU2H-25NP is suitable for many applications. Its reliable performance and wide frequency stability make it ideal for use in clock synchronization, laboratory setups and precision time measurement, as well as radio communication systems, particularly where Motorola TDMA is used. It is also suitable for precision timing and signal synthesis, while its programmable features make it particularly suitable for use in demanding applications, requiring high accuracy and control.In conclusion, the SIT9005ACU2H-25NP Programmable Oscillator offers high-performance and reliable performance in a range of applications. The wide frequency stability range, programmable features and wide operating temperature range ensure a versatile and reliable solution.

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