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LTM2887CY-3S#PBF

Name: LTM2887CY-3S#PBF
Rating: 4.7 (12 reviews)

DGTL ISOLTR 2.5KV 6CH SPI 32BBGA

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資料表 LTM2887CY-3S#PBF DataSheet
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規格

Series	µModule®
Part Status	Active
Technology	Magnetic Coupling
Type	SPI
Isolated Power	Yes
Number of Channels	6
Inputs - Side 1/Side 2	3/3
Channel Type	Unidirectional
Voltage - Isolation	2500Vrms
Common Mode Transient Immunity (Min)	30kV/µs
Data Rate	4MHz, 8MHz
Propagation Delay tpLH / tpHL (Max)	100ns, 100ns
Rise / Fall Time (Typ)	3ns, 3ns
Voltage - Supply	3V ~ 3.6V
Operating Temperature	0°C ~ 70°C
Mounting Type	Surface Mount
Package / Case	32-BBGA Module
Supplier Device Package	32-BGA (15x11.25)
Base Product Number	LTM2887

概述

Description

The LTM2887CY-3S#PBF is a high-performance, isolated RS-485/RS-422 transceiver designed for robust communication in industrial and automotive applications. It features integrated isolation technology, allowing it to provide data communication over long distances while protecting against electrical noise and transients. The device supports a wide power supply range from 4.5V to 5.5V and operates at data rates up to 20 Mbps, making it suitable for various high-speed applications.
Key features include low power consumption, a small package size (16-lead DFN), and built-in fault protection. The isolation voltage of 2.5 kV ensures safety in harsh environments. The LTM2887 also includes features such as thermal shutdown, which enhances reliability.
Overall, the LTM2887CY-3S#PBF is ideal for applications requiring reliable data transfer over isolated paths, including factory automation, process control, and remote sensing systems, where noise immunity and signal integrity are critical.

Features

The LTM2887CY-3S#PBF is a robust isolated RS-485/RS-422 transceiver designed for high-speed communication. Key features include:
1. Isolation: Provides up to 2.5 kV galvanic isolation, protecting sensitive circuits from high voltage.
2. Data Rate: Supports data rates up to 20 Mbps, ensuring fast communication.
3. Integrated Design: Combines a transceiver and isolated power supply in a compact package, reducing external component count and board space.
4. Temperature Range: Operates over a wide temperature range of -40°C to +85°C, suitable for industrial applications.
5. Low Power: Consumes low power in both active and standby modes, enhancing energy efficiency.
6. Fail-Safe Features: Implements fail-safe mechanisms to handle line faults without data loss.
7. Multiple Channel Support: Can drive multiple transceivers, enhancing system versatility.
These features make the LTM2887CY-3S#PBF an excellent choice for reliable, high-speed, and isolated data communication in various industrial and commercial applications.

Package

The LTM2887CY-3S#PBF is packaged in a 16-lead TSSOP (Thin Shrink Small Outline Package) format. This package type is designed for compact size and efficient thermal performance in electronic applications.

Pinout

The LTM2887CY-3S#PBF is a high-speed isolated RS-485 transceiver with a total of 16 pins.
### Pin Count:
- 16 Pins
### Functions:
- The LTM2887 includes pins for power supply, ground, and signal transmission. Key functions include:
- Power Pins: VCC, VEE (for digital and isolated power supply).
- Ground Pins: GND, GND_ISO (common ground for digital and isolated sections).
- Data Pins: A, B (RS-485 differential data signals), TX, RX (transmitter and receiver signals).
- Control Pins: DI (data input), DE (driver enable), RE (receiver enable).
- Isolation Pins: ISOLATE (for isolation enable/disable).

This device offers robust data transmission with integrated isolation, suitable for industrial applications requiring reliable communication over long distances.

Manufacturer

The manufacturer of the LTM2887CY-3S#PBF is Analog Devices, Inc. Analog Devices is a global semiconductor company that specializes in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, the company designs and manufactures a wide range of products used in various applications, including communications, automotive, healthcare, industrial automation, and consumer electronics. Known for its innovation in technology, Analog Devices focuses on solutions that enable real-time performance and connectivity in electronic systems. The LTM2887 is specifically a precision isolated data transceiver that provides robust communication in environments with high electromagnetic interference.

Application

The LTM2887CY-3S#PBF is a USB to UART (Universal Asynchronous Receiver-Transmitter) isolator. It is commonly used in applications requiring USB connectivity while maintaining electrical isolation, such as industrial automation, data acquisition systems, medical devices, and communication interfaces in hazardous environments. Its ability to provide robust isolation helps protect sensitive electronics from noise and voltage spikes.

Equivalent

The LTM2887CY-3S#PBF is a fully integrated isolator and transceiver for RS-485/RS-422 applications. Equivalent products include the ADuM1201, ADuM1202, and ADuM1203 from Analog Devices, as well as the ISO1042 and ISO1041 from Texas Instruments. Always verify specifications and compatibility for your application before substituting components.