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SP485EEN-L

Name: SP485EEN-L
Rating: 4.7 (12 reviews)

IC TRANSCEIVER HALF 1/1 8SOIC

제조업체
Mfr.부분 #SP485EEN-L
패키지 SOIC-8
데이터시트 SP485EEN-L DataSheet
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사양

Package	Tube
ProductStatus	Active
Type	Transceiver
Protocol	RS422, RS485
NumberofDrivers/Receivers	1/1
Duplex	Half
ReceiverHysteresis	20 mV
DataRate	10Mbps
Voltage-Supply	4.75V ~ 5.25V
OperatingTemperature	-40°C ~ 85°C
MountingType	Surface Mount
Package/Case	8-SOIC (0.154, 3.90mm Width)

개요

Description

SP485EEN-L is a high-speed, low-power differential transceiver designed for RS-485 and RS-422 communication standards. It features a small footprint, making it suitable for space-constrained applications. The device operates over a wide voltage range, typically from 3 to 5.5 volts, and supports data rates up to 10 Mbps, ensuring reliable data transmission over long distances in noisy environments.
Key features include enhanced ESD protection, low power consumption, and built-in thermal shutdown capabilities. The transceiver is ideal for industrial automation, building automation, and other applications requiring robust, long-distance communication. Its differential signaling helps minimize electromagnetic interference, making it a preferred choice for data communications in harsh conditions.
Overall, SP485EEN-L is valued for its performance, reliability, and versatility, catering to various communication needs in modern electronic systems.

Features

The SP485EEN-L is a high-speed RS-485/RS-422 transceiver designed for robust data communication in multipoint systems. Key features include:
1. Data Rate: Supports data rates up to 10 Mbps, facilitating fast communication.
2. Differential Signaling: Utilizes differential signaling for improved noise immunity and long-distance communication.
3. Low Power Consumption: Operates with a low power supply voltage (typically 3.3V to 5V), making it energy-efficient.
4. Wide Temperature Range: Rated for operation from -40°C to +85°C, suitable for industrial environments.
5. Full Duplex Communication: Supports both transmitting and receiving data simultaneously.
6. Fail-Safe Design: Allows for fail-safe operation under fault conditions, ensuring reliable communication.
7. Small Package: Available in a compact package, enabling space-efficient designs.
Overall, the SP485EEN-L is ideal for industrial automation, HVAC, and other applications requiring reliable and fast data transmission over long distances.

Package

The SP485EEN-L is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) package.

Pinout

The SP485EEN-L is a low-power, half-duplex RS-485 transceiver. It features a total of 8 pins. The pin configuration includes:
1. A: Non-inverting input for differential signal.
2. B: Inverting input for differential signal.
3. RO: Receiver output; it provides the received data output.
4. RE: Receiver enable; active low to enable the receiver.
5. DE: Driver enable; active high to enable the driver.
6. DI: Driver input; it accepts the data input for transmission.
7. Vcc: Positive supply voltage.
8. GND: Ground reference.
The SP485EEN-L is designed for communication in noisy environments and is suitable for multipoint applications. It operates over a wide range of voltages, ensuring flexibility in different circuit designs.

Manufacturer

The SP485EEN-L is manufactured by Texas Instruments, a leading American technology company. Texas Instruments specializes in designing and manufacturing semiconductors and various integrated circuits, which are essential components in electronic devices. The company is well-known for its innovations in analog electronics, digital signal processing, and microcontrollers. Texas Instruments serves a wide range of industries, including automotive, industrial, communications, and consumer electronics, making it a key player in the global electronics market.

Application

The SP485EEN-L is a low-power RS-485/RS-422 transceiver used in industrial automation, data acquisition systems, and short-distance communication networks. Its applications include connecting multipoint communication systems, enabling long-distance data transmission in noisy environments, and interfacing with microcontrollers and processors in various electronic devices. It is commonly utilized in automotive, telecommunications, and building automation systems.

Equivalent

Equivalent products to the SP485EEN-L chip include the MAX1487, SN65HVD3082, LTC2862, and ADM2483. These chips are often compatible in terms of RS-485 communication and similar specs, but always check the specific requirements and pin configurations to ensure proper functionality in your application.