CY26121ZC-21T

Differential - Input:Output:	No/No
Base Part Number:	CY26121
Supplier Device Package:	16-TSSOP
Package / Case:	16-TSSOP (0.173", 4.40mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 70°C
Voltage - Supply:	3.135 V ~ 3.465 V
Divider/Multiplier:	Yes/No
Frequency - Max:	33.33MHz
Series:	PacketClock™
Ratio - Input:Output:	1:5
Number of Circuits:	1
Output:	Clock
Input:	Clock, Crystal
PLL:	Yes with Bypass
Type:	Fanout Distribution, Multiplexer, Spread Spectrum Clock Generator
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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CY26121ZC-21T is one of the popular clock/timing devices. It has been widely used in many applications such as microcontrollers and clock/timing circuits of embedded systems.The CY26121ZC-21T operates using the Phase-Locked Loop (PLL) architecture and is a high-performance frequency synthesizer. The device offers a wide range of frequencies from 1 MHz up to 21 MHz and provides a low-power operation. It integrates a zero-delay buffer as well as a selectable crystal or clock divider which provides a wide range of possible frequency configurations.The CY26121ZC-21T is a clock generator which operates by dividing the reference clock signal and providing the required output frequencies. The device can be used to generate various frequencies from a single reference clock or multiple clocks.The CY26121ZC-21T works by ensuring that a desired output frequency is independent of temperature, reference clock frequency and aging. The device integrates a Phase Locked Loop (PLL) circuit which uses a feedback mechanism to compare the reference clock\'s frequency and the output of the PLL. The PLL then tunes itself to the reference frequency and maintains the relative phase of the output.The device enables a low-power operation and the flexibility to achieve virtually any output frequency, making it ideal for use in microcontroller systems. It can also be used in communication systems, pulse width and phase modulation, clock switching and data recovery circuits.The CY26121ZC-21T contains several features that make it optimal for certain applications. It features an option for programmable divider and phase register settings which allows it to be used in systems where the reference clock frequency or output frequency needs to be changed frequently. It also offers an adjustable output power and low-power operation mode.In addition, the device is compatible with various input and output configurations, making it easy to integrate into any system. It is also capable of running at high temperatures, making it suitable for a wide range of applications.In conclusion, the CY26121ZC-21T is a versatile and reliable clock/timing device ideal for use in microcontroller systems and other embedded system applications. With its Phase-Locked Loop architecture, wide frequency range, adjustable output power and low-power operation mode, the device is sure to be a valuable addition to any application.

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