MAX3491EESD+

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MAX3491EESD+

IC TRANSCEIVER FULL 1/1 14SOIC

  • Fabricant
  • Mfr. Partie #MAX3491EESD+
  • Paquet SOIC-14
  • Fiche de données
  • En stock7084

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Spécifications

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Type Driver
Protocol RS422, RS485
NumberofDrivers/Receivers 2/0
Voltage-Supply 4.75V ~ 5.25V
OperatingTemperature 0°C ~ 70°C
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)
Duplex Half
ReceiverHysteresis 50 mV
DataRate 250kbps
Series Automotive, AEC-Q100

Vue d'ensemble

Description

The MAX3491EESD+ is a robust, high-speed, half-duplex RS-485/RS-422 transceiver designed for reliable data communication in noisy environments. It operates from a single 3.3V to 5V power supply and features a wide common-mode voltage range, making it suitable for long-distance communication. The device supports data rates up to 20 Mbps and is equipped with integrated ESD protection, ensuring resilience against electrostatic discharge events.
Key features include low power consumption, a small footprint, and the ability to drive multiple nodes on a bus, making it ideal for industrial automation, building automation, and other networking applications. The MAX3491EESD+ is also designed to operate in temperatures ranging from -40°C to +125°C, ensuring performance under harsh conditions. Its combination of high-speed operation, durable design, and versatility makes it a preferred choice for engineers looking to implement reliable communication systems.

Features

The MAX3491EESD+ is a low-power, half-duplex RS-485/RS-422 transceiver designed for high-speed data communication. Key features include:
1. Low Power Consumption: Operates with a supply voltage of 3V to 5.5V and consumes minimal power, making it suitable for battery-operated devices.

2. High Data Rate: Supports data rates up to 20 Mbps, enabling fast communication over long distances.
3. Enhanced ESD Protection: Integrated ESD protection gives resilience against electrostatic discharge, with ratings of ±15 kV for air discharge and ±8 kV for contact discharge.
4. Wide Temperature Range: Rated for operation from -40°C to +125°C, ensuring reliability in harsh environments.
5. Fail-Safe Receiver: Features a fail-safe design that guarantees a high output if the receiver inputs are shorted, open, or terminated improperly.
6. Low Output Short-Circuit Current: Prevents potential damage in the event of output shorting.
These attributes make the MAX3491EESD+ ideal for industrial applications, automation, and data acquisition systems.

Package

The MAX3491EESD+ is offered in a 16-pin TSSOP (Thin Shrink Small Outline Package) package type. This package is designed for compactness and low profile in electronic applications.

Pinout

The MAX3491EESD+ is an RS-485/RS-422 transceiver with a total of 8 pins. It operates in half-duplex mode and is designed for robust communication over long distances. The pin configuration includes:
1. VCC (Power Supply)
2. GND (Ground)
3. RO (Receiver Output)
4. DI (Driver Input)
5. A (Non-Inverting Driver Output)
6. B (Inverting Driver Output)
7. RE (Receiver Enable, active low)
8. DE (Driver Enable, active high)
The device features high-speed data rates, robust ESD protection, and is suitable for industrial applications. Its low power consumption makes it ideal for battery-operated devices. The MAX3491EESD+ supports data transmission distances up to 4000 feet at lower baud rates.

Manufacturer

The MAX3491EESD+ is manufactured by Maxim Integrated, now part of Analog Devices, Inc. Maxim Integrated is a company that specializes in designing and manufacturing analog and mixed-signal integrated circuits. They focus on a wide range of applications, including automotive, industrial, healthcare, and consumer electronics. The company is known for its innovative solutions in power management, signal processing, and interface products. Their products are widely utilized in various electronic devices to enhance performance and efficiency. With a strong emphasis on research and development, Maxim Integrated has established itself as a leader in the semiconductor industry before its acquisition by Analog Devices in 2021.

Application

The MAX3491EESD+ is a transceiver designed for RS-485/RS-422 communication, primarily used in industrial automation, building automation, and data acquisition systems. Its application areas include long-distance data transmission, sensor networks, and control systems, where robust and reliable communication in noisy environments is essential. It also features ESD protection, making it suitable for environments with electrical interference.

Equivalent

The MAX3491EESD+ is a RS-485/RS-422 transceiver. Equivalent products include the SN75176B from Texas Instruments, the LTC2862 from Analog Devices, and the ADM3065E from Analog Devices. Other alternatives may include the MAX1343E and the MC3486 from ON Semiconductor. Always verify specifications for compatibility in your specific application.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

Payment Methods

Le terme de paiement est 100% prépayé.

Actuellement, nous n'acceptons que les méthodes de paiement ci-dessous:

1. PayPal

2. Carte de crédit/débit

3. Transfert bancaire

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