MAX1473EUI

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MAX1473EUI

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RF RX ASK 300MHZ-450MHZ 28TSSOP

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Spezifikationen

Attribut Wert
Package / Case Tube
Part Status Active
Frequency 300MHz ~ 450MHz
Sensitivity -114dBm
Data Rate (Max) 100kbps
Modulationor Protocol ASK
Applications RKE, Telemetering, Security Technology
Current - Receiving 5.8mA
Data Interface PCB, Surface Mount
Antenna Connector PCB, Surface Mount
Features RSSI Equipped
Voltage - Supply 3.3V, 5V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount

Übersicht

Description

The MAX1473EUI is an integrated, low-power, superheterodyne receiver designed for applications in wireless systems operating in the 300MHz to 450MHz frequency range. It is specifically aimed at ASK (Amplitude Shift Keying) and OOK (On-Off Keying) modulation schemes, making it suitable for use in RF remote control, security systems, and wireless data communication.
Key features include high sensitivity, typically -114dBm, and a low operating current of approximately 5.5mA. The device integrates a low-noise amplifier (LNA), image-rejection mixer, and an IF (intermediate frequency) section with a limiting amplifier and baseband data-recovery sections, reducing the need for external components and simplifying design.
The MAX1473EUI offers a wide range of benefits, including a fast startup time, an automatic gain control (AGC) circuit, and an onboard oscillator that can be driven with an external crystal. Housed in a compact 16-pin TSSOP package, it is ideal for space-constrained applications. Its low power consumption and robust performance make it a versatile choice for battery-powered devices.

Equivalent

The MAX1473EUI is a superheterodyne receiver IC designed for wireless applications. Equivalent products include the Micrel MICRF002, Silicon Labs Si4421, and Atmel ATA8201. These alternatives are typically used in similar low-power wireless communication applications and may have varying features; therefore, always check the datasheets to ensure compatibility with your specific requirements.

Features

The MAX1473EUI is a superheterodyne receiver designed for wireless data transfer applications. Key features include:
1. Frequency Range: It supports a frequency range from 300MHz to 450MHz, making it suitable for various RF applications.
2. High Sensitivity: The receiver features high sensitivity, allowing it to detect weak signals, which improves performance in low-signal environments.
3. Low Power Consumption: It is designed with low power consumption in mind, making it ideal for battery-powered applications.
4. Integrated Features: The MAX1473EUI includes an image-reject mixer, a low-noise amplifier (LNA), and a local oscillator (LO) with a phase-locked loop (PLL), reducing the need for external components.
5. Data Rate: It supports data rates up to 33kbps, suitable for various data transfer needs.
6. Compact Package: The device is available in a 28-pin TSSOP package, facilitating compact designs.
7. Ease of Use: It offers a simple interface and easy integration into wireless systems.
These features make the MAX1473EUI a versatile choice for applications requiring reliable wireless communication with minimal power usage.

Pinout

The MAX1473EUI is a 315MHz to 433.92MHz ASK/OOK superheterodyne receiver from Maxim Integrated. It is designed for wireless applications and includes several features to simplify its integration into systems.
The MAX1473EUI comes in a 28-pin TSSOP package. Its primary functions include receiving Amplitude Shift Keying (ASK) or On-Off Keying (OOK) modulated signals, converting them into digital data, and providing a high level of integration with minimal external components. The receiver features low power consumption, making it suitable for battery-operated devices.
Key functions include a low-noise amplifier (LNA), mixer, variable-gain amplifier, intermediate-frequency (IF) amplifier, and a data slicer. It also includes an internal local oscillator and a reference crystal oscillator, which aid in frequency detection and signal processing.
This IC is often used in applications like remote keyless entry (RKE), garage door openers, and remote controls, where robust and reliable wireless signal reception is required.

Manufacturer

The MAX1473EUI is manufactured by Analog Devices, Inc., a company known for designing and manufacturing semiconductor products and solutions. Analog Devices specializes in data conversion, signal processing, and power management technology. They serve a broad range of industries, including communications, automotive, industrial, and consumer electronics.

Application

The MAX1473EUI is a low-power, low-voltage superheterodyne receiver designed for wireless communication applications. It is commonly used in remote keyless entry systems, garage door openers, wireless security systems, and remote controls due to its high sensitivity and low power consumption. The device operates in the 300MHz to 450MHz frequency range, making it suitable for a variety of industrial and consumer wireless communication systems. Its compact size and efficient performance make it ideal for battery-operated devices where size and power efficiency are critical. Additionally, the MAX1473EUI is often utilized in applications requiring robust wireless data transmission, such as smart home automation and industrial monitoring systems.

Package

The MAX1473EUI is packaged in a 28-pin TSSOP (Thin Shrink Small Outline Package). This type of package is known for its compact size and is commonly used for surface-mounted devices to save space on a printed circuit board.

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