SIT3809AC-C-18EY

Frequency Stability:	±10ppm
Current - Supply (Disable) (Max):	10µA
Height:	0.031" (0.79mm)
Size / Dimension:	0.197" L x 0.126" W (5.00mm x 3.20mm)
Package / Case:	6-SMD, No Lead
Mounting Type:	Surface Mount
Ratings:	--
Current - Supply (Max):	33mA
Spread Spectrum Bandwidth:	--
Operating Temperature:	-20°C ~ 70°C
Frequency Stability (Total):	--
Series:	SiT3809
Voltage - Supply:	1.8V
Output:	LVCMOS, LVTTL
Function:	Enable/Disable
Available Frequency Range:	80MHz ~ 220MHz
Programmable Type:	Programmed by Digi-Key (Enter your frequency in Web Order Notes)
Type:	VCXO
Base Resonator:	MEMS
Part Status:	Active
Packaging:	Bulk

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Programmable Oscillators are a type of electronic component used to produce and/or control oscillations. They are used in a variety applications and can range from low-cost discrete components to specialized, programmable integrated circuits. In this article, we will focus on the SIT3809AC-C-18EY, which is a multi-function, crystal-controlled programmable oscillator.The SIT3809AC-C-18EY is a low-cost, multi-function programmable oscillator that can be used for a variety of applications, such as clock generation in embedded systems, frequency synthesis, signal generation, and clock and data distribution. It is designed to operate from a wide range of inputs, including quartz crystals, clock signals, digital signals, and AC or DC power supplies.The SIT3809AC-C-18EY is a monolithic crystal oscillator, meaning that it contains all of the components required for oscillation in a single integrated circuit. The components are interconnected by metallization or bonding wires, which allow for different frequency outputs and/or external control of the frequency.The oscillator is based on a CMOS (complementary metal oxide semiconductor) process, which means that it has a low power consumption and can operate over a wide range of temperatures. It is also compliant with RoHS and WEEE environmental regulations.The oscillator works by utilizing two voltage controlled oscillator (VCO) cells that are connected in series. Each VCO is connected to the other via an impedance matching network and an amplifier. The oscillator has internal filtering to minimize noise and harmonic spurs. It has an adjustable frequency range of 4 KHz to 200 KHz and a frequency accuracy of 0.2%.The SIT3809AC-C-18EY also features a variety of operating modes and external control options for even greater flexibility. These include digital control, external reference control, linear control, and manual programming. The operating modes enable the user to change the frequency range and output level, as well as enable/disable or adjust the duty cycle of the output signal.The SIT3809AC-C-18EY is a versatile, low-cost programmable oscillator that can be used in a variety of applications. It can be used for a range of frequency regimes, from extremely low frequency up to 200 KHz, and features a wide range of operating modes and external control options for increased flexibility. With a low power consumption and RoHS and WEEE compliance, the SIT3809AC-C-18EY is an ideal choice for both industrial and consumer applications.

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