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RFMD2081

Name: RFMD2081
Rating: 4.7 (12 reviews)

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データシート RFMD2081 DataSheet
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仕様

Modulation Format	QAM, QPSK
Output Power	- 4 dBm
Technology	Si
Brand	Qorvo
Packaging	Reel
Product Type	Modulator / Demodulator
Subcategory	Wireless & RF Integrated Circuits
Supply Voltage - Max	3.3 V
Supply Voltage - Min	2.7 V
Package / Case	QFN-32
Minimum Operating Temperature	- 40 C
Maximum Operating Temperature	+ 85 C
Mounting Style	SMD/SMT
Operating Supply Voltage	3.3 V
Type	Modulator
Maximum Frequency	2.7 GHz
Minimum Frequency	45 MHz
Operating Supply Current	135 mA
Development Kit	DKMD2081
Interface Type	3-Wire Serial

概要

Description

The RFMD2081 is a high-performance, low-noise amplifier (LNA) designed for radio frequency (RF) applications, particularly in wireless communication systems. It operates in the frequency range of 1 to 2.7 GHz, making it suitable for various applications, including cellular, satellite, and wireless LAN systems. The device features a low noise figure (NF), which enhances signal integrity by minimizing noise introduced during signal amplification.
Key specifications typically include a high gain, low power consumption, and robust linearity, making it ideal for use in front-end modules and other RF circuitry. The RFMD2081 is packaged in a compact, surface-mount format, facilitating easy integration into various designs. It is commonly used in applications that require improved sensitivity and performance in receiving weak RF signals.
The RFMD2081 is valuable for engineers and designers seeking to optimize RF system performance while maintaining energy efficiency and compact form factors.

Features

The RFMD2081 is a highly integrated RF front-end module designed for 2.4 GHz ISM band applications, including Bluetooth and Wi-Fi. Key features include:
1. Integrated Power Amplifier (PA): Provides high linearity and efficiency to enhance signal strength.
2. Low Noise Amplifier (LNA): Ensures low noise figure for improved sensitivity.
3. Switching Functionality: Allows seamless transitions between transmit and receive modes, optimizing performance.
4. Single Supply Voltage: Operates on a 3.3V supply, simplifying power management.
5. Compact Package: Designed for space-constrained applications with a small footprint.
6. High Gain: Delivers substantial gain for improved signal transmission.
7. Temperature Range: Suitable for a wide operating temperature range, ensuring reliability in various environments.
8. Ease of Integration: Facilitates easier designs with minimal external components required.
These features make the RFMD2081 suitable for a variety of wireless communication applications.

Package

The RFMD2081 is typically packaged in a 4x4 mm QFN (Quad Flat No-Lead) package. This compact package type is designed for high-frequency applications, offering good thermal performance and efficient use of board space.

Pinout

The RFMD2081 is a high-performance power amplifier designed for use in wireless communication applications, particularly in the 5.8 GHz band. It features a pin count of 12, with each pin serving specific functions to facilitate its operation.
Key pins and their functions include:
1. RF Input (Pin 1): Receives the RF signal to be amplified.
2. RF Output (Pin 12): Delivers the amplified RF signal.
3. Power Supply (Pins 2, 8): Provides DC power to the amplifier.
4. Ground (Pins 3, 4, 5, 11): Ensures proper grounding and minimizes noise.
5. Bias Control (Pins 6, 7, 9, 10): Allows for biasing adjustments to optimize performance.
The RFMD2081 is designed for high efficiency and linearity, making it suitable for various RF applications, including those in the unlicensed ISM band.

Manufacturer

The RFMD2081 is manufactured by RF Micro Devices, Inc. (RFMD), which was a company specializing in radio frequency (RF) components and solutions. RFMD was known for its innovative technologies in the wireless communications industry, providing products such as amplifiers, filters, and transceivers primarily for mobile devices, broadband, and other wireless applications.
In 2015, RFMD merged with TriQuint Semiconductor to form Qorvo, Inc., which continues to operate in the RF and wireless sectors, focusing on delivering advanced semiconductor solutions for mobile, infrastructure, and aerospace/defense markets.

Application

The RFMD2081 is a low-noise amplifier (LNA) primarily used in wireless communication applications, including mobile phones, base stations, and other RF transceiver systems. It enhances signal reception in applications like GPS, WLAN, and cellular networks, improving sensitivity and range. Its compact design and efficiency make it suitable for portable devices and IoT applications as well.

Equivalent

The RFMD2081 is a low-power RF transceiver commonly used in wireless communication applications. Equivalent products include the Texas Instruments CC1101, Nordic Semiconductor nRF24L01, and the Semtech SX1276. These alternatives offer similar functionalities in terms of low power consumption and support for various frequency bands, suitable for applications like IoT and wireless sensor networks. Always verify specifications for compatibility with your project requirements.