ADM3251EARWZ-REEL

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ADM3251EARWZ-REEL

DGTL ISO 2.5KV 2CH RS232 20-SOIC

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사양

Series IsoPower®, iCoupler®
Part Status Active
Technology Magnetic Coupling
Type RS232
Isolated Power Yes
Number of Channels 2
Inputs - Side 1/Side 2 1/1
Channel Type Unidirectional
Voltage - Isolation 2500Vrms
Common Mode Transient Immunity (Min) 25kV/µs
Data Rate 460Kbps
Propagation Delay tpLH / tpHL (Max) 135ns, 190ns
Rise / Fall Time (Typ) 2.3ns, 2.3ns
Voltage - Supply 4.5V ~ 5.5V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package / Case 20-SOIC (0.295", 7.50mm Width)
Supplier Device Package 20-SOIC
Base Product Number ADM3251

개요

Description

The ADM3251EARWZ-REEL is a high-performance, isolated RS-232 transceiver designed for reliable serial communication in industrial and commercial applications. It features integrated isolation, which protects against voltage spikes and noise, ensuring signal integrity over long distances. The device supports data rates up to 250 kbps and operates across a wide voltage range, making it suitable for various power supply configurations.
Key features include low power consumption, fault protection, and a compact package ideal for space-constrained designs. The ADM3251 is particularly useful in applications such as remote sensing, industrial automation, and medical equipment, where isolation is critical for safety and performance.
Overall, the ADM3251EARWZ-REEL combines robust communication capabilities with essential isolation, making it a versatile choice for engineers looking to implement reliable RS-232 interfaces.

Features

The ADM3251EARWZ-REEL is a robust, dual-channel, RS-232 transceiver designed for reliable communication in various applications. Key features include:
1. Dual Transceiver: Supports two RS-232 communication channels, allowing for versatile data transmission.
2. Voltage Range: Operates from a supply voltage of 3V to 5.5V, making it suitable for various power systems.
3. Data Rate: Capable of data rates up to 250 kbps, ensuring efficient data transfer.
4. Integrated Protection: Features built-in ESD protection, safeguarding against electrostatic discharge.
5. Driver and Receiver: Includes a driver output that can handle up to ±10V, and a receiver that supports a wide input voltage range.
6. Low Power Consumption: Designed for low power operation, enhancing its suitability for battery-powered applications.
7. Small Package: Offered in a compact package, ideal for space-constrained designs.
These features make the ADM3251EARWZ-REEL a reliable choice for industrial automation, embedded systems, and consumer electronics requiring serial communication.

Package

The ADM3251EARWZ-REEL comes in a TSSOP (Thin Shrink Small Outline Package) package type, specifically featuring a 16-lead configuration.

Pinout

The ADM3251EARWZ-REEL is a high-speed, isolated RS-232 transceiver. It has a pin count of 16 pins.
The functions of the pins are as follows:
1. VCC1 (Pin 1): Positive supply voltage for the input side.
2. GND1 (Pin 2): Ground for the input side.
3. TXD (Pin 3): Transmit Data input.
4. RXD (Pin 4): Receive Data output.
5. RTS (Pin 5): Request to Send input.
6. CTS (Pin 6): Clear to Send output.
7. DTR (Pin 7): Data Terminal Ready output.
8. DSR (Pin 8): Data Set Ready input.
9. DCD (Pin 9): Data Carrier Detect output.
10. RI (Pin 10): Ring Indicator output.
11. VCC2 (Pin 11): Positive supply voltage for the output side.
12. GND2 (Pin 12): Ground for the output side.
13. CAP (Pin 13): Capacitor connection for internal isolation.
14. C1+, C1-, C2+, C2- (Pins 14-16): Capacitor connections for signal isolation.
This device provides robust isolation for RS-232 applications, enhancing system reliability.

Manufacturer

The ADM3251EARWZ-REEL is manufactured by Analog Devices, Inc. Analog Devices is a multinational company specializing in the design and production of analog, mixed-signal, and digital signal processing integrated circuits. Founded in 1965, the company focuses on high-performance components used in various applications, including telecommunications, automotive, industrial automation, medical devices, and consumer electronics. They are known for their innovation in signal processing technologies and have a strong presence in the semiconductor industry.

Application

The ADM3251EARWZ-REEL is a high-speed, isolated RS-232 transceiver designed for various communication applications. Its primary areas of use include industrial automation, remote data acquisition, medical devices, and any system requiring reliable serial communication over long distances. The isolation feature enhances protection against voltage spikes and noise, making it suitable for harsh environments.

Equivalent

The ADM3251EARWZ-REEL is an RS-232 transceiver. Equivalent products include the MAX3232, TI's SN75176, and the ST3232. These alternatives offer similar functionality, voltage levels, and pin configurations, making them suitable replacements depending on specific application requirements. Always check the datasheets for detailed specifications to ensure compatibility.

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DHL은: 배송 비용은 $25-$45 (0.5kg)에서 2-5 영업일의 추정적 배달 시간이 있습니다.

FedEx는: 배송 비용은 $25-$40 (0.5kg)에서 3-7 영업일의 추정적 배달 시간을 가지고 있습니다.

UPS는: 배송 비용은 $25-$45 (0.5kg)에서 3-7 영업일의 추정적 배달 시간을 가지고 있습니다.

TNT는: 배송 비용은 $25-$65 (0.5kg)에서 3-7 영업일의 추정적 배달 시간을 가지고 있습니다.

EMS는: 배송 비용은 $30-$50 (0.5kg)에서 7-15 영업일의 추정적 배달 시간을 제공합니다.

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