What is the Additional Feature ?

Name: LMX2572LPRHAR
Brand: Texas Instruments
SKU: LMX2572LPRHAR
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Texas Instruments LMX2572LPRHAR

Part No.:: LMX2572LPRHAR

Manufacturer:: Texas Instruments

Package:: 40-VFQFN Exposed Pad

Datasheet:: LMX2572LPRHAR.pdf

Description:: IC FREQUENCY SYNTH 40VQFN

In Stock:: 3889

Quantity:: Add To Cart

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LMX2572LPRHAR Specifications

Package/Case:
40-VFQFN Exposed Pad
Packaging:
Tape & Reel (TR)
Series:
-
ProductStatus:
Active
Type:
Frequency Synthesizer (RF)
PLL:
Yes
Input:
Clock
Output:
-
NumberofCircuits:
1
Ratio-Input:Output:
1:2
Differential-Input:Output:
Yes/Yes
Frequency-Max:
2GHz
Divider/Multiplier:
Yes/Yes
Voltage-Supply:
3V ~ 3.5V
OperatingTemperature:
-40°C ~ 85°C (TA)
MountingType:
Surface Mount

LMX2572LPRHAR this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including LMX2572LPRHAR price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for LMX2572LPRHAR to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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LMX2572LPRHAR information

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LMX2572LPRHAR Typical application Circuitry

LMX2572LPRHAR is a versatile frequency synthesizer chip designed for various wireless communication applications, offering high performance and low power consumption.

Application Scenario:

In a wireless communication system, LMX2572LPRHAR can be utilized to generate stable and precise RF signals for applications such as mobile phones, Wi-Fi routers, and satellite communication systems.

Circuit Design:

To design a frequency synthesizer circuit using LMX2572LPRHAR, follow these steps:

1. Reference Clock Input:

Connect a high-precision reference clock source, such as a crystal oscillator, to the XIN pin (pin 27) of LMX2572LPRHAR. Ensure proper impedance matching and noise filtering for stable clock signal input.

2. RF Output Connection:

Connect the RF output pins, such as RFOUTN (pin 15) and RFOUTP (pin 14), to the RF front-end circuitry or the antenna. These pins provide the synthesized RF signal with precise frequency and phase control.

3. Control Interface:

Interface the control pins, such as N, P, R0, and R1, to a microcontroller or a digital signal processor (DSP) to configure the frequency and other parameters of the synthesizer. These pins (e.g., N: pin 4, P: pin 5, R0: pin 8, R1: pin 9) allow dynamic frequency tuning and modulation.

4. Power Supply:

Provide a stable power supply voltage (VCC) to the VCC pin (pin 28) and ground (GND) connection to the ground pins (e.g., pin 29). Use low-noise voltage regulators and decoupling capacitors to ensure clean power delivery and minimize phase noise.

5. Loop Filter:

Design and connect an external loop filter to the LF pin (pin 11) of LMX2572LPRHAR to optimize phase noise performance and loop stability. The loop filter components, such as resistors and capacitors, determine the loop bandwidth and damping factor.

Considerations:

When designing the frequency synthesizer circuit, it's essential to consider:

- Phase Noise Performance: Optimize loop filter design and reference clock quality to minimize phase noise and spurious signals in the synthesized RF output.

- Frequency Accuracy: Ensure accurate frequency generation by calibrating the synthesizer parameters and compensating for temperature and voltage variations.

- Control Interface Compatibility: Interface the control pins with the microcontroller or DSP using appropriate voltage levels and communication protocols (e.g., SPI, I2C).

- Power Supply Noise: Minimize power supply noise and voltage fluctuations to maintain signal integrity and spectral purity of the synthesized RF output.

- System Integration: Integrate the frequency synthesizer circuit seamlessly into the overall system design, considering layout, shielding, and electromagnetic compatibility (EMC) requirements.

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6. What is the process for return or replacement of LMX2572LPRHAR?

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(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of LMX2572LPRHAR.

(3)The PartNo is unused and only in the original unpacked packaging.

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(1)Inform us within 90 days

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