THVD1552DGS

RS-485 Interface IC 5V RS-485 Transceivers With +/-18kV IEC ESD Protection 10-VSSOP -40 to 125
6,361 有效庫存

THVD1552DGS

有效庫存6,361

RS-485 Interface IC 5V RS-485 Transceivers With +/-18kV IEC ESD Protection 10-VSSOP -40 to 125

  • 製造商零件號 # : THVD1552DGS

  • 包裝/封裝: VSSOP-10

  • 製造商: Texas Instruments

  • 產品分類 : Drivers, Receivers, Transceivers

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THVD1552DGS 數據表
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詳細說明

The THVD1552DGS is a member of the THVD15xx family of noise-immune RS-485/RS-422 transceivers that are specifically designed for use in harsh industrial environments. These transceivers are engineered to withstand high levels of IEC electrical fast transients and electrostatic discharge events without the need for additional protection components. With a single 5-V supply, these devices offer reliable performance in challenging conditions

主要特徵

  • High accuracy and precision
  • Fast response time
  • Low power consumption

規格

以下是所選零件的基本參數，涉及零件的特性及其所屬類別。

Number of receivers 1 Number of transmitters 1
Duplex Full Supply voltage (nom) (V) 5
Signaling rate (max) (MBits) 50 IEC 61000-4-2 contact (±V) 18000
Fault protection (V) -18 to 18 Common-mode range (V) -15 to 15
Number of nodes 196 Features Extended common mode, IEC ESD protection
Isolated No Supply current (max) (µA) 1000
Rating Catalog Operating temperature range (°C) -40 to 125

Specification Comparison

THVD1552DGS vs THVD1552DR vs THVD1551DGK

數據表 PDF

數據表記錄了器件的特性、絕對最大額定值、應用等，這對於作為器件特定應用的整體指南大有裨益。

初步規格 THVD1552DGS PDF 下載

常見問題解答

What is THVD1552DGS?

The THVD1552DGS is a half-duplex RS-485 transceiver designed by Texas Instruments. It is suitable for industrial communication systems, building automation, and motor control applications that require robust and reliable data transmission over long distances.

How Does THVD1552DGS Work?

The THVD1552DGS works by facilitating bidirectional data transmission over a twisted-pair cable in a half-duplex RS-485 network. It provides high common-mode transient immunity and low electromagnetic emissions, making it suitable for noisy industrial environments. The transceiver features thermal shutdown and a wide supply voltage range for enhanced robustness.

How Many Pins does THVD1552DGS have and What are the Functions of the Pinout Configuration?

The THVD1552DGS is housed in an 8-pin VSSOP (Very Small Outline Package) package. The pinout configuration includes:

  • A: Non-inverting driver output.
  • B: Inverting driver output.
  • GND: Ground pin.
  • VCC: Supply voltage pin.
  • RO: Receiver output.
  • DI: Driver input.
  • RE:, DE: Receiver and driver enable pins for controlling bus contention.

What are the Pros and Cons of THVD1552DGS?

Pros:

  • Robust Communication: High common-mode transient immunity for reliable data transmission in industrial environments.
  • Wide Supply Voltage Range: Supports a wide voltage range for flexibility in system design.
  • Thermal Shutdown: Integrated thermal shutdown feature for enhanced safety and protection.
  • Compact Package: The 8-pin VSSOP package offers space-efficient mounting and design flexibility.

Cons:

  • Single Protocol Support: Designed specifically for RS-485 communication and may not be suitable for other interface standards.
  • External Components: May require external termination and protection components for optimal performance in specific applications.

Are There Any Equivalents/Alternatives to THVD1552DGS for Recommendation?

  • The SN65HVD72 from Texas Instruments is a similar half-duplex RS-485 transceiver with enhanced ESD protection.
  • Alternatives to the THVD1552DGS include the MAX3485 from Maxim Integrated and the LTC2859 from Analog Devices.

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