DSC1101DM1-012.0000

Frequency Stability:	±50ppm
Current - Supply (Disable) (Max):	95µA
Height - Seated (Max):	0.035" (0.90mm)
Size / Dimension:	0.098" L x 0.079" W (2.50mm x 2.00mm)
Package / Case:	4-SMD, No Lead
Mounting Type:	Surface Mount
Ratings:	--
Current - Supply (Max):	35mA
Operating Temperature:	-55°C ~ 125°C
Series:	DSC1101
Voltage - Supply:	2.25 V ~ 3.6 V
Output:	CMOS
Function:	Standby (Power Down)
Frequency:	12MHz
Type:	XO (Standard)
Base Resonator:	MEMS
Part Status:	Active
Packaging:	Tube

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Oscillators

Oscillators are a type of electronic circuit which produces a periodic, oscillating signal, often a sine wave or a square wave. These types of circuits are used for many purposes, including communications, timing, and frequency generation. One popular oscillator is the DSC1101DM1-012.0000, which is used for low-noise clock frequency generation by utilizing a pulse-width modulation circuit.

Application Field

The DSC1101DM1-012.0000 is a type of integrated circuit (IC) that can generate an output signal with a frequency ranging from 12·103 to 250·104 Hz. It is used for a variety of applications, including:

• Frequency synthesis
• Timer/counter synchronizing
• Time division multiplexing
• Data acquisition (DAQ) systems
• Industrial automation systems
• Communication systems
• Automobile sound systems

In addition, the DSC1101DM1-012.0000 can be used in low-noise frequency generation systems for pulse-width modulation (PWM) control.

Working Principle

The DSC1101DM1-012.0000 is composed of two ICs which are connected to the same oscillator; the first IC contains the oscillator and the second IC contains the modulator. The oscillator is used to generate a sinusoidal output wave which is then modulated by the modulator to create a square wave. The modulator adjusts the duty cycle of the square wave, thus controlling the output signal frequency.The modulator works by comparing the input signal (through its inputs labeled “PWM” and “SCLK”) to the constant output frequency of the oscillator. It adjusts the width of the output pulses according to the difference between the input frequencies. For example, if the input signal has a higher frequency than the oscillator’s frequency, the modulator will increase the duty cycle of the output pulses, thus resulting in a higher output frequency.

Conclusion

The DSC1101DM1-012.0000 is a versatile, low-cost integrated circuit which can be used for a variety of applications, including low-noise frequency generation systems. The DSC1101DM1-012.0000 utilizes a pulse-width modulation circuit to modulate the output signal frequency, providing precision control and stability.

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