SIT1602AIF3-25E

Frequency Stability:	--
Current - Supply (Disable) (Max):	4mA
Height:	0.031" (0.79mm)
Size / Dimension:	0.197" L x 0.126" W (5.00mm x 3.20mm)
Package / Case:	4-SMD, No Lead
Mounting Type:	Surface Mount
Ratings:	--
Current - Supply (Max):	4.2mA
Spread Spectrum Bandwidth:	--
Operating Temperature:	-40°C ~ 85°C
Frequency Stability (Total):	±20ppm
Series:	SiT1602
Voltage - Supply:	2.5V
Output:	HCMOS, LVCMOS
Function:	Enable/Disable
Available Frequency Range:	3.75MHz ~ 77.76MHz
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, a type of electrical components, are designed to provide reliable, repeatable and highly configurable signals over a wide range of frequencies, typically in the range of 10KHz to 8GHz. They have been widely used in any application that requires precise timing, such as telecommunication, radio frequency (RF) transmitter and receiver, information technology, medical electronics, space exploration, and many other industrial areas. SIT1602AIF3-25E is an economical, compact programmable oscillator, with excellent long term stabilities. This oscillator provides a wide operating temperature range from -40°C to 105°C and a frequency range from 1 kHz to 25MHz with a pull range (±25ppm) of ±45ppm. It is quite competitive in cost and features a small size of 4mmx3mm, with only 14 pin connections. The application fields of SIT1602AIF3-25E mainly include clock control and signal recovery in various communication systems. It has been applied in products like GSM, CDMA telecom systems, wireless transceiver systems, transponders, motor controllers, ATM, POS systems and systems of unified digital interface communication. It is also used in global positioning systems (GPS) and industrial and medical instrumentation, where the reliability and stability of oscillators play an indispensable role. The working principle of programmable oscillators is quite simple. An oscillator is essentially a device that generates an output signal when an input voltage is provided from an external source. The oscillator converts the input voltage into an output signal, often with a frequency equal to the input. This frequency can be changed by altering the internal parameters of the oscillator, such as its capacitance, resistance, or frequency range. The parameters are usually set by selecting a different phase-locked loop (PLL) frequency, or programming an internal phase-locked loop circuit. The output signal of an oscillator typically has a sine wave shape, although other waveforms such as square or triangular are possible. The SIT1602AIF3-25E oscillator is a classic example of programmable oscillator, which can provide a stable, programmable frequency output. Its dedicated crystal oscillator run by an integrated own internal voltage-controlled oscillator (VCO) performs continuous and accurate frequency synthesis. The frequency is controlled by the integrated programmable logic device (PLD), which is programmed for specific frequencies. The versatility of SIT1602AIF3-25E also allows for frequency adjustment with an external analog voltage control, making it a suitable device for many applications. In conclusion, the SIT1602AIF3-25E is a great example of programmable oscillator, which is widely used in a variety of communication and timing applications. Its exceptional stability and cost-effectiveness make it an ideal choice for applications where precision, stability, and affordability are important.

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