SIT9005ACA1G-18DA

Frequency Stability:	±20ppm, ±25ppm, ±50ppm
Height:	0.030" (0.76mm)
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):	5.5mA
Spread Spectrum Bandwidth:	-0.25%, Down Spread
Operating Temperature:	-20°C ~ 70°C
Frequency Stability (Total):	--
Series:	SIT9005
Voltage - Supply:	1.8V
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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Programmable Oscillators - SIT9005ACA1G-18DA

Programmable oscillators are microelectronic timing devices used in a wide range of applications in the electronics industry. The oscillator\'s main function is to produce a regular output signal over a given period of time. The oscillator does this by utilizing a circuit of electronic components that is able to generate predictable and repeatable timing signals. The frequency of the generated output signal is determined by the frequency of a clock signal the oscillator receives from an external component.The SIT9005ACA1G-18DA is a programmable oscillator from Sitronix Technology, offering a variety of features that make it ideal for a wide range of applications. This oscillator features a wide frequency range, from 0.1 MHz to 100 MHz, as well as low operating temperature range of 0°C to 70°C. SIT9005ACA1G-18DA also offers fast start-up time, good frequency stability over temperature, and low power consumption. Additionally, this oscillator has low jitter and programmable outputs, making it suitable for synchronous serial interfaces and communication protocols.The main applications for the SIT9005ACA1G-18DA are in telecom, datacom and industrial electronics. In telecom, it can be used in clocks or timing signals for system synchronization and protocol timing. In datacom, it can be used in memory timing, switching clocks, and Ethernet interfaces. Finally, the SIT9005ACA1G-18DA can also be used in industrial electronics in applications such as test and measurement equipment, automotive electronics, LED lighting, communication devices, and other industrial equipment.The SIT9005ACA1G-18DA utilizes a clock generator circuit, called a Phased Lock Loop (PLL). The PLL is a feedback loop of electronic components that is able to generate a stable clock signal over a given frequency range. By using a voltage-controlled oscillator (VCO), a phase detector, and a charge pump, the PLL is able to generate clock signals with frequencies that are multimodal, or multiples of frequencies within a certain range. By adjusting the values of these components, the shape and frequency of the generated clock signal can be controlled.The frequency of the generated clock signal is determined by the reference frequency that is supplied to the oscillator. This reference frequency can be generated by an external clock source, such as a quartz crystal or a sunrise detector, which converts natural light into electricity. The reference frequency may also be generated by a temperature-compensated crystal oscillator (TCXO). Using the PLL of the SIT9005ACA1G-18DA, a low-jitter and precise clock signal can be generated that can be used in precision timing applications.The SIT9005ACA1G-18DA also features multiple output frequencies, allowing it to be used in more complex timing applications. This oscillator is able to generate multiple clock output signals, each at different frequencies. This is important for many modern applications, such as telecom systems and high-speed data communications, as it provides more precise control over timing. For example, a single reference clock signal can be used to generate both a high speed data transfer clock signal, and a low speed control signal, both of which can be used to synchronize a system.In addition to multiple output frequencies, the SIT9005ACA1G-18DA also offers programmable outputs. This is a feature that allows the user to program the output frequency of each channel to a specific value, thus allowing the user to control the frequency of each output and synchronize them with greater precision. This feature is useful in industrial applications, as it allows the user to program the oscillator to match different processes. In addition, the programmable outputs allow the user to adjust the frequency of the oscillator even when the external clock signal is not present.Overall, the SIT9005ACA1G-18DA is a versatile, easy to use and highly functional programmable oscillator. With its wide frequency range, fast start-up time, low power consumption, and multi-frequency outputs, this oscillator is suitable for a wide range of applications in telecom, datacom, and industrial electronics. The oscillator also features programmable outputs, making it an ideal choice for precise timing applications.

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