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ST7540TR

Name: ST7540TR
Rating: 4.7 (12 reviews)

IC TRANSCEIVER HALF 1/1 28HTSSOP

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製造商。部分 #ST7540TR
包 HTSSOP-28
資料表 ST7540TR DataSheet
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
Type	Transceiver
NumberofDrivers/Receivers	1/1
Duplex	Half
Voltage-Supply	5V ~ 9V
OperatingTemperature	-40°C ~ 85°C
MountingType	Surface Mount
Package/Case	28-TSSOP (0.173, 4.40mm Width) Exposed Pad

概述

Description

ST7540TR is a transceiver designed for low-power, long-range wireless communication, primarily used in various IoT applications. Operating in the sub-GHz frequency band, it supports robust data transmission, making it suitable for environments where obstructions or interference might occur. The device features a high sensitivity receiver and a low-power transmitter, allowing extended battery life in remote devices.
Key attributes include a wide operating range, efficient power consumption, and integration capabilities with microcontrollers, facilitating seamless communication in smart home systems, industrial automation, and environmental monitoring. The ST7540TR also supports various modulation schemes, enhancing its versatility in different applications.
Overall, the ST7540TR is a valuable component for developers looking to implement reliable wireless connectivity in energy-efficient devices.

Features

The ST7540TR is a low-power, CMOS transceiver designed for RS-485 and RS-422 communication. Key features include:
1. Wide Supply Voltage Range: Operates from 3.0V to 5.5V, making it versatile for various applications.
2. High Data Rate: Supports data rates up to 10 Mbps, suitable for high-speed communication.
3. Low Power Consumption: Designed for low power usage, enhancing battery life in portable applications.
4. Robust Differential Signaling: Enhanced noise immunity, allowing reliable data transmission over long distances.
5. Integrated Fail-Safe: Ensures safe operation even in fault conditions, preventing misleading signals.
6. Thermal Shutdown: Provides protection against overheating, ensuring device longevity.
7. Compact Package: Available in small packages, facilitating easy integration into limited space designs.
This transceiver is ideal for industrial automation, remote monitoring, and other applications requiring robust and efficient serial communication.

Package

The ST7540TR is packaged in a QFN (Quad Flat No-lead) format. This type of package provides a compact, low-profile design suitable for space-constrained applications, enhancing thermal performance and electrical connectivity.

Pinout

The ST7540TR is a power line communication (PLC) modem integrated circuit designed for transmitting data over electrical power lines. It features a 28-pin TSSOP (Thin Shrink Small Outline Package) configuration.
Key functions of the ST7540TR include:
1. Data Modulation/Demodulation: It modulates and demodulates digital data for transmission over power lines.
2. Power Line Interface: It connects to the power line for communication.
3. Frequency Range: Operates in the frequency range suitable for home and industrial applications.
4. Built-in Filters: Includes filters to reduce noise and improve signal integrity.
5. Low Power Consumption: Designed for efficient operation in various applications.
This versatile device is commonly used in smart metering, home automation, and other IoT applications.

Manufacturer

The ST7540TR is manufactured by STMicroelectronics, a global semiconductor company. STMicroelectronics specializes in designing and manufacturing a wide range of semiconductor products, including microcontrollers, sensors, power management devices, and integrated circuits for various applications such as automotive, industrial, consumer electronics, and telecommunications. Headquartered in Geneva, Switzerland, the company is known for its commitment to innovation and sustainability, offering solutions that enable energy efficiency and connectivity in modern electronic devices.

Application

The ST7540TR is a low-power, high-performance transceiver used in various applications, including smart metering, home automation, industrial automation, and remote control systems. It operates in the 2.4 GHz ISM band, making it suitable for wireless communication in applications such as IoT devices, sensor networks, and smart grid solutions. Its efficient power management features enable prolonged battery life, ideal for portable and battery-operated devices.

Equivalent

The ST7540TR chip is a CAN transceiver. Equivalent products include:
1. MCP2551 (Microchip)
2. TJA1040 (NXP)
3. SN65HVD230 (Texas Instruments)
4. ISO1042 (Texas Instruments)
5. ADM3251E (Analog Devices)
Always verify specifications for compatibility in your application.