844244AGI-04LF Allicdata Electronics
Allicdata Part #:

844244AGI-04LF-ND

Manufacturer Part#:

844244AGI-04LF

Price: $ 0.00
Product Category:

Integrated Circuits (ICs)

Manufacturer: IDT, Integrated Device Technology Inc
Short Description: IC CLOCK GENERATOR SMD
More Detail: N/A
DataSheet: 844244AGI-04LF datasheet844244AGI-04LF Datasheet/PDF
Quantity: 1000
1 +: 0.00000
Stock 1000Can Ship Immediately
$ 0
Specifications
Series: *
Packaging: Tube 
Part Status: Obsolete
Mounting Type: Surface Mount
Package / Case: 16-TSSOP (0.173", 4.40mm Width)
Supplier Device Package: 16-TSSOP
Description

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Clock/Timing - Clock Generators, PLLs, Frequency Synthesizers are the components which have been widely used in modern digital communications and digital data storage. The 844244AGI-04LF is one of the semiconductors chip designed by AKM (Asahi Kasei Microsystems, Inc.). It is a low-power, crystal oscillator capable of generating any frequency from 1.8MHz to 55MHz. This makes it an ideal choice for medium to high-performance applications.

The 844244AGI-04LF is a versatile chip by virtue of its ability to be configured in either a clock- or data-driven architecture. As a stand-alone frequency synthesizer, it can compute any arbitrary frequency with an input frequency of 12.288MHz. When combined with other components, such as an amplifier, it can generate a range of clock signals up to 200MHz. It also supports a variety of output waveforms, such as sinusoidal, square wave, and ramp functions.

In terms of its application fields, the 844244AGI-04LF is suitable for use in a wide range of digital communication applications. These include point-to-point radio communication, broadcasting, and signal processing. Additionally, it can be used as a reference signal for digital signal converters and analog-to-digital converters. Furthermore, it is suitable for frequency control in digital data storage systems.

Regarding the working principle of the 844244AGI-04LF, it has a low-power, crystal oscillator with a precise frequency output. The oscillation frequency is based on the frequency of an external ceramic resonator, and can be computed with a wide range of tuning ranges. The external resonator also provides a higher level of accuracy and stability than could be achieved with a crystal oscillator alone.

In order to control the output frequency, the 844244AGI-04LF provides a phase-locked loop (PLL) circuit. This allows for precise adjustment of the output frequency over a very wide range. The phase-locked loop ensures the output frequency is always an integer multiple and is precisely phase-locked to the input frequency. The PLL can also be configured with a wide range of gain values, which can be used to adjust the loop bandwidth or capture range.

In addition, the 844244AGI-04LF also includes a voltage-controlled oscillator (VCO). This allows for fine-tuning of the output frequency by controlling the voltage applied to the VCO. For example, the output frequency can be adjusted within 25–600 kHz using the voltage-controlled oscillator. This is useful in applications that require precise frequency control.

Overall, the 844244AGI-04LF is a versatile and reliable chip which can be used in a wide range of digital communication applications. Its low-power crystal oscillator allows for precise frequency control, while its phase-locked loop and voltage-controlled oscillator can be used to adjust the output frequency over a wide range. Consequently, it is an ideal choice for medium to high-performance applications.

The specific data is subject to PDF, and the above content is for reference

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