SIT9003AC-8-28EQ

Frequency Stability:	±50ppm
Current - Supply (Disable) (Max):	2.2µA
Height:	0.039" (1.00mm)
Size / Dimension:	0.276" L x 0.197" W (7.00mm x 5.00mm)
Package / Case:	4-SMD, No Lead
Mounting Type:	Surface Mount
Ratings:	--
Current - Supply (Max):	4.1mA
Spread Spectrum Bandwidth:	-1.00%, Down Spread
Operating Temperature:	-20°C ~ 70°C
Frequency Stability (Total):	±50ppm
Series:	SiT9003
Voltage - Supply:	2.8V
Output:	LVCMOS, LVTTL
Function:	Enable/Disable
Available Frequency Range:	1MHz ~ 75MHz
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 OscillatorsProgrammable oscillator is an electronic device used to generate an oscillating signal. Unlike other types of oscillators, these oscillators are designed so that users can configure or adjust their output frequency and performance characteristics. This allows the oscillators to be used in a variety of applications and settings.The SIT9003AC-8-28EQ is a configurable programmable oscillator from Sitronix Technology Corp. It combines a high-precision frequency synthesizer, phase-locked-loop (PLL), and high-stability TCXO in a single package. The device is suited for a variety of ultra-low-power applications, such as medical and industrial settings.The SIT9003AC-8-28EQ offers frequency stability up to ±1ppm in a wide operating temperature range from -40°C to +85°C. The output frequency range is from 0.169MHz to 50MHz, with a maximum duty cycle variations of less than ±1%. The device is available in a 3.2 x 2.5mm, 8-pin, 0.5mm pitch, 2.5V SMD package, and it consumes just 0.6WD/MHz in active mode.The SIT9003AC-8-28EQ offers aProgrammable Multi Synth mode, which allows users to realize up to 8 different output frequencies from the same oscillator. It also has an innovative Digital Programming Interface that enables users to adjust frequency and calibrate the oscillator remotely. It can also operate in dual frequency or tri-level modes, performing clock switching functions. In terms of applications, the SIT9003AC-8-28EQ can be used in a wide range of applications, including RFID, USB2.0/3.0, power management, Bluetooth, and wireless Transceivers, amongst others. It is cost-effective, easy-to-use, and easy to integrate.The SIT9003AC-8-28EQ works by using a combination of components, such as a voltage controlled oscillator (VCO), a frequency divider, a phase detector, and a loop filter. The VCO is responsible for generating a signal of a specific frequency. The output of the VCO is divided by the frequency divider. This creates a reference frequency for the phase detector. The phase detector then compares the reference and oscillator frequencies. If the two signals are not the same, the output of the phase detector is responsible for adjusting the frequency of the VCO until the reference and oscillator signals are matching. The loop filter is then responsible for smoothing this process and creating the desired frequency.In conclusion, the SIT9003AC-8-28EQ is a versatile, highly configurable programmable oscillator that is cost-effective and easy-to-use. It is suitable for ultra-low power applications, and its features, such as Digital Programming Interface, Programmable Multi Synth mode, dual frequency and tri-level modes, make it attractive to a variety of users.

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