Frequency Stability:	--
Current - Supply (Disable) (Max):	3.7mA
Height:	0.047" (1.20mm)
Size / Dimension:	0.126" L x 0.098" W (3.20mm x 2.50mm)
Package / Case:	4-SMD, No Lead
Mounting Type:	Surface Mount
Ratings:	--
Current - Supply (Max):	--
Spread Spectrum Bandwidth:	-0.50%, Down Spread
Operating Temperature:	-40°C ~ 85°C
Frequency Stability (Total):	--
Series:	SG-9101
Voltage - Supply:	1.62 V ~ 3.63 V
Output:	CMOS
Function:	Enable/Disable
Available Frequency Range:	670kHz ~ 170MHz
Programmable Type:	Programmed by Digi-Key (Enter your frequency in Web Order Notes)
Type:	XO (Standard)
Base Resonator:	Crystal
Part Status:	Active
Packaging:	Tube

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Programmable Oscillators

SG-9101CE-D05PGDCC Application Field and Working Principle

Programmable oscillators, also known as digitally-controlled oscillators (DCOs), provide microprocessor-controlled and digitally-controlled stability and high-precision frequency synthesis. Among the many varieties of programmable oscillators, SG-9101CE-D05PGDCC is a type of oscillator that can provide extremely accurate frequency synthesis. This article will discuss the application field and working principle of the SG-9101CE-D05PGDCC oscillator.The SG-9101CE-D05PGDCC oscillator is a frequency synthesizer designed to provide high-precision frequency synthesis for multi-GHz applications. It can generate frequency by synthesizing a square wave or a sine wave with a precision of ±5.5 DCC counts (or ±1.1 ppm). The synthesizing range is from 1000 to 2000−MHz, and a frequency sweep mode of 0.2⁰ to 1GHz/s is available. In addition, the SG-9101CE-D05PGDCC also has a power-down mode which conserves power over long periods of inactivity.In terms of application field, the SG-9101CE-D05PGDCC oscillator is suitable for use in communication systems, radar systems, satellite systems, navigation systems and other high-frequency systems. Specifically, the oscillator can achieve wide frequency sweep operation and stable operation even in harsh environments such as high temperature, low pressure and high-shock operation. With its high-precision frequency synthesis and wide frequency sweep range, this type of oscillator is ideal for use in systems that require periodic scanning of multiple frequencies.The working principle of the SG-9101CE-D05PGDCC oscillator is based on the principle of digital frequency synthesis. The oscillator contains three components: a DCC (Digital-Controlled Clock) chip, a clock oscillator and a digital-to-analog converter. The DCC chip is responsible for providing a digital control signal that is used to regulate the frequency of the clock oscillator. The digital control signal is generated from the control logic of the chip, which is externally programmable. The clock oscillator is an oscillator whose frequency is determined by the DCC chip. Finally, the digital-to-analog converter is responsible for converting the digital frequency output of the DCC chip into an analog frequency output, which is then used to drive the Synthesizer.In conclusion, the SG-9101CE-D05PGDCC oscillator is an ideal choice for applications that require high-precision frequency synthesis and wide frequency scan range. With its advanced features and operation stability, the oscillator can be used reliably in a variety of communication, navigation, radar and satellite systems.

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