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SP3485EN-L

Name: SP3485EN-L
Rating: 4.7 (12 reviews)

IC TRANSCEIVER HALF 1/1 8SOIC

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Mfr。パート #SP3485EN-L
パッケージ SOIC-8
データシート
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仕様

Package	Tube
ProductStatus	Active
Type	Transceiver
Protocol	RS422, RS485
NumberofDrivers/Receivers	1/1
Duplex	Half
ReceiverHysteresis	20 mV
DataRate	10Mbps
Voltage-Supply	3V ~ 3.6V
OperatingTemperature	-40°C ~ 85°C
MountingType	Surface Mount
Package/Case	8-SOIC (0.154, 3.90mm Width)

概要

Description

The SP3485EN-L is a transceiver designed for RS-485 communication, which is widely used in industrial and automation applications. It provides a reliable and robust solution for half-duplex data transmission over long distances, making it suitable for multi-drop communication systems.
Key features include low power consumption, high data rates up to 10 Mbps, and a wide operating temperature range. The device typically comes in a compact package, facilitating easy integration into various electronic systems.
The SP3485EN-L is designed to interface with standard TTL/CMOS logic levels, making it compatible with microcontrollers and other digital devices. Additionally, it incorporates fail-safe mechanisms to ensure proper operation in the event of a bus fault or line termination issues.
Overall, the SP3485EN-L is ideal for applications requiring reliable data communication in noisy environments, such as factory automation, building automation, and sensor networks.

Features

The SP3485EN-L is a low-power, half-duplex RS-485 transceiver designed for data transmission over long distances. Key features include:
1. Data Rate: Supports data rates up to 250 kbps.
2. Operating Voltage: Functions within a supply voltage range of 3.0V to 5.5V.
3. Low Power Consumption: Consumes only 120 µA in active mode and 1 µA in shutdown mode, making it suitable for battery-powered applications.
4. Wide Temperature Range: Operates effectively in temperatures from -40°C to +85°C.
5. Driver/Receiver: Includes a driver and receiver that are compatible with RS-485 standards.
6. High Noise Immunity: Features high ESD protection, ensuring reliable operation in noisy environments.
7. Integrated Termination: The transceiver is designed to work with external termination resistors, enhancing signal integrity.
8. Small Package: Offered in a compact SOIC-8 package, facilitating easy integration into various designs.
Overall, the SP3485EN-L is ideal for industrial communication and data acquisition systems.

Package

The SP3485EN-L is available in a 16-pin TSSOP (Thin Shrink Small Outline Package) package type.

Pinout

The SP3485EN-L is a low-power RS-485/RS-422 transceiver, featuring a total of 8 pins. Its main functions include:
1. A, B (Pins 1, 2): Differential signal outputs for the RS-485/RS-422 communication.
2. RO (Receive Output, Pin 3): Outputs the received data.
3. RE (Receive Enable, Pin 4): Active low input that enables the receiver when low.
4. DE (Driver Enable, Pin 5): Active high input that enables the driver when high.
5. DI (Driver Input, Pin 6): Input for the data to be transmitted.
6. VCC (Pin 7): Power supply pin (typically +3.3V to +5V).
7. GND (Pin 8): Ground reference.
This device is suitable for half-duplex communication applications and is designed for robust data transmission over long distances.

Manufacturer

The SP3485EN-L is manufactured by Sipex Corporation, which is a part of the Semtech Corporation. Sipex, originally an independent semiconductor company, specialized in analog and mixed-signal integrated circuits. Semtech, a global supplier of high-performance analog and mixed-signal semiconductors, acquired Sipex in 2010. The SP3485EN-L is a transceiver designed for RS-485 and RS-422 communication, commonly used in industrial automation, data acquisition, and other applications requiring robust data transmission over long distances. Semtech focuses on providing innovative solutions in various markets, including communications, consumer electronics, and industrial applications.

Application

The SP3485EN-L is a low-power, RS-485/RS-422 transceiver designed for high-speed data communication in various applications. Common areas include industrial automation, process control, building automation, and telecommunications. It is suitable for multi-point networks and can be used in devices such as sensors, data loggers, and remote monitoring systems, enabling robust communication over long distances in harsh environments.

Equivalent

The SP3485EN-L is a RS-485 transceiver. Equivalent products include the MAX3485, SN75176, LTC2862, and ADM2483. These alternatives offer similar specifications for RS-485 communications, including voltage levels, data rates, and package types. Always check the datasheets for specific compatibility and features.