SIT1602BI-21-XXE-32.768000E

Frequency Stability:	±20ppm
Current - Supply (Disable) (Max):	4.2mA
Height - Seated (Max):	0.032" (0.80mm)
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):	4.5mA
Operating Temperature:	-40°C ~ 85°C
Absolute Pull Range (APR):	--
Series:	SiT1602B
Voltage - Supply:	2.25 V ~ 3.63 V
Output:	HCMOS, LVCMOS
Function:	Enable/Disable
Frequency:	32.768MHz
Type:	XO (Standard)
Base Resonator:	MEMS
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Oscillators

Oscillators provide a vital service to electronics, allowing them to send and receive signals and regulate electricity. This article focuses on the SIT1602BI-21-XXE-32.768000E device, which is an oscillator, and explains the application field and working principle of this particular device.

Application Field

The SIT1602BI-21-XXE-32.768000E was specifically designed for use in microcontroller applications. It is used in these applications to provide a stable timing source to ensure that the microcontroller is accurately clocking internal signals, instructions, and data transfers.The ultra-low-power operation of this device is especially useful in microcontroller applications, as it helps to ensure that the microcontroller does not consume too much power. This makes it a popular choice for companies looking to reduce their energy consumption.The oscillator also offers a high level of temperature stability, which helps to ensure that it does not experience changes in frequency due to temperature variations. This is especially useful in applications where accuracy and precision are needed, such as in medical and robotic applications.

Working Principle

The SIT1602BI-21-XXE-32.768000E oscillator works by using a quartz oscillator to generate an electrical signal. The quartz oscillator causes the electrical signal to vibrate at a specific frequency, as determined by the size of the quartz crystal. This vibration is then amplified and converted into an output signal of a specific frequency.The oscillator is able to maintain a stable frequency by using thermal compensation and phase locked loops (PLL). The thermal compensation helps to ensure that the oscillator is not affected by temperature changes, while the PLL keeps the output signal in lock-step with the input signal. This allows the oscillator to maintain a precise frequency.The oscillator also features very robust power supply rejection, as well as a low start-up current. This makes it suitable for low-power applications, and ensures that the oscillator is able to operate reliably even in low-power scenarios.

Conclusion

The SIT1602BI-21-XXE-32.768000E is a popular choice of oscillator for microcontroller applications due to its ultra-low-power operation, high level of temperature stability, and robust power supply rejection. This device is able to maintain a stable frequency with the help of thermal compensation and phase locked loops, and its low start-up current makes it suitable for low-power applications.

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