MM74HC4046MTCX

Series:	74HC
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Type:	Phase Lock Loop (PLL)
PLL:	No
Input:	CMOS
Output:	3-State
Number of Circuits:	1
Ratio - Input:Output:	1:2
Differential - Input:Output:	No/No
Frequency - Max:	14MHz
Divider/Multiplier:	No/No
Voltage - Supply:	2 V ~ 6 V
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	16-TSSOP (0.173", 4.40mm Width)
Supplier Device Package:	16-TSSOP
Base Part Number:	74HC4046

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The MM74HC4046MTCX is a Phase Lock Loop (PLL) based clock and frequency synthesizer, often used in radio and telecommunications applications. It works by comparing the frequency of an input signal with a reference oscillator (installed in the chip or provided externally) to generate a series of precisely aligned and timed output signals. The MM74HC4046MTCX is a versatile and cost-effective PLL clock generator that can produce complex waveforms, including double frequency and triple frequency signals, from an external input source. It is designed to generate low jitter clocks and can accurately control the frequency, duty cycle, and phase of the output signal. The device also has adjustable frequency characteristics and is fully programmable for different applications.The chip features an 8-bit internal register which is used to store configuration and control information, as well as the parameters of the generated signal. The MM74HC4046MTCX offers a wide range of programmable options, such as a frequency range of 5MHz to 1GHz, a maximum frequency variation of +/-25ppm, and a loop bandwidth of 1Hz to 5KHz. The device also supports external clock and reset signals, as well as manual and digital control of the frequency and duty cycle. The MM74HC4046MTCX is designed to be used in various applications, including cable TV, HDTV, communications systems, industrial control, medical instruments, high speed computing, and automotive applications. This device enables the design of complex timing, clocking, and communications systems and is capable of processing analogue and digital signals at the same time. The MM74HC4046MTCX is based on an active loop control system called a Phase Locked Loop (PLL). The loop consists of two main elements, the phase detector and the low-pass filter. The phase detector measures the difference in phase between the input signal and the output signal. This phase difference is then used to adjust the frequency and phase of the output signal so that it is in sync with the input signal. The low-pass filter blocks any high frequency noise that is present on the signal, while the variable gain amplifier allows the signal strength to be adjusted. The signal is then used to adjust the frequency and phase of the VCO to generate a synchronized output. The MM74HC4046MTCX generates higher frequency signals than traditional PLLs by using an adjustable frequency synthesizer circuit to fold the output frequency range.The MM74HC4046MTCX is easy to configure and use and is ideal for use in multiple applications. The chip provides an efficient and cost-effective solution for generating low jitter clocks and precisely controlling the frequency and duty cycle. With its wide range of programmable options, robust design, and versatile features, the MM74HC4046MTX is an excellent choice for a variety of clock generation needs.

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