531HA100M000DGR

Frequency Stability:	±50ppm
Current - Supply (Disable) (Max):	75mA
Height - Seated (Max):	0.071" (1.80mm)
Size / Dimension:	0.276" L x 0.197" W (7.00mm x 5.00mm)
Package / Case:	6-SMD, No Lead
Mounting Type:	Surface Mount
Ratings:	--
Current - Supply (Max):	108mA
Operating Temperature:	-40°C ~ 85°C
Absolute Pull Range (APR):	--
Series:	Si531
Voltage - Supply:	2.5V
Output:	CML
Function:	Enable/Disable
Frequency:	100MHz
Type:	XO (Standard)
Base Resonator:	Crystal
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Oscillators — 531HA100M000DGR Application Field and Working Principle

An oscillator is a type of electronic circuit that produces a periodic waveform, typically a sine wave or a square wave, with a specific frequency, typically determined by a resonant circuit within the oscillator. The 531HA100M000DGR oscillator is a programmable oscillator combining a power amplifier and a digital-to-analog converter in a single package, enabling a very strong and fast output signal with extremely low ripple noise and excellent long-term stability.

Application Field

The 531HA100M000DGR oscillator is primarily used in the demanding applications of telecommunications, navigation, and timing systems, particularly involving GPS (Global Positioning System). The oscillator offers a cost-effective solution for demanding precision-timing tasks such as aircraft and spacecraft navigation systems, cell phone base stations, radar systems, radios, navigation aids, and certain medical systems.

Working Principle

The 531HA100M000DGR oscillator uses a voltage-controlled crystal oscillator (VCXO) which produces a precise and stable oscillating signal. The signal frequency is determined by a quartz crystal and is controlled by an externally applied voltage. By varying the voltage, the operating frequency of the oscillator can be controlled. The oscillator also employs a power amplifier to amplify the output signal waveforms, making it more intense and allowing it to pass to the output stage. The digital-to-analog converter allows for controllable output frequency, power control, and pulse width modulation. The power amplifier stage also provides a high gain level and rapid response time to input stimuli.

Conclusion

The 531HA100M000DGR oscillator offers a reliable and cost-effective solution for demanding precision-timing applications, perfect for telecommunications, navigation, and timing systems. It combines a voltage-controlled crystal oscillator, power amplifier, and digital-to-analog converter to generate a powerful, accurate, and stable output signal with minimal ripple noise and excellent long-term stability.

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