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THVD1420DR
RS-422/RS-485 Interface IC
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製造商零件號 # : THVD1420DR
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包裝/封裝: SOIC-8
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製造商: Texas Instruments
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服務與包裝
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About After Sales Service
All Parts Extended Quality Guarantee
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與我們的工作人員確認退貨或換貨。
保持貨物收到時的原始狀態。
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關於包裝
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例子
捲帶式
剪膠帶
管或託盤
THVD1420DR 數據表
價格 (USD)
? 這些價格會受到市場波動的影響，需要提交報價才能取得最新價格。| 數量 | 單價 | 總價 |
|---|---|---|
| 1 | $0.522 | $0.52 |
| 10 | $0.427 | $4.27 |
| 30 | $0.381 | $11.43 |
| 100 | $0.335 | $33.50 |
| 500 | $0.307 | $153.50 |
| 1000 | $0.292 | $292.00 |
價格 (USD)
? 這些價格會受到市場波動的影響，需要提交報價才能取得最新價格。| 數量 | 單價 | 總價 |
|---|---|---|
| 1 | $0.522 | $0.52 |
| 10 | $0.427 | $4.27 |
| 30 | $0.381 | $11.43 |
| 100 | $0.335 | $33.50 |
| 500 | $0.307 | $153.50 |
| 1000 | $0.292 | $292.00 |
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THVD1420DR 詳細說明
Operating from a single 3 to 5.5-V supply, the THVD1400 and THVD1420 boast a wide common-mode voltage range and low input leakage on bus pins, making them ideal for use in multi-point applications over long cable runs. This ensures stable and efficient communication in industrial environments where reliability is crucial
主要特徵
- Compact 8-pin SOT package option
- Data rate up to 12 Mbps available
- Robust signal integrity features
- Receiver threshold: 3 V to 5.5 V
- Suitable for industrial automation
- Built-in idle bus detection
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 | Half | Supply voltage (nom) (V) | 3.3, 5 |
| Signaling rate (max) (MBits) | 12 | IEC 61000-4-2 contact (±V) | 12000 |
| Fault protection (V) | -16 to 16 | Common-mode range (V) | -7 to 12 |
| Number of nodes | 256 | Features | IEC ESD protection |
| Isolated | No | Supply current (max) (µA) | 3000 |
| Rating | Catalog | Operating temperature range (°C) | -40 to 125 |
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。
常見問題解答
What is THVD1420DR?
The THVD1420DR is a half-duplex RS-485 transceiver designed by Texas Instruments. It is specifically optimized for high-speed communication in industrial applications, allowing for reliable data transmission over long cable lengths in noisy environments.
How Does THVD1420DR Work?
The THVD1420DR operates as a half-duplex transceiver for RS-485 communication. It enables bidirectional data transmission between a controller and multiple nodes while ensuring signal integrity and noise immunity. The transceiver features low propagation delay and low pulse width distortion, making it suitable for high-speed data transfer.
How Many Pins does THVD1420DR have and What are the Functions of the Pinout Configuration?
The THVD1420DR is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:
- A, B: Differential communication pins for connecting to the RS-485 network.
- !RE, !DE: Control pins for enabling the receiver and driver, respectively.
- GND: Ground pin.
- VCC: Power supply pin.
- Y, Z: ESD-protected pins for connecting to the controller/interface.
What are the Pros and Cons of THVD1420DR?
Pros:
- High-Speed Communication: Optimized for high-speed RS-485 communication up to several megabits per second.
- Noise Immunity: Provides robust noise immunity for reliable data transmission in industrial environments.
- Low Propagation Delay: Features low propagation delay for minimal signal delay in data transmission.
- ESD Protection: Includes ESD-protected pins for enhanced reliability and protection against electrostatic discharge.
- Compact Package: The 8-pin SOIC package offers space-efficient integration into circuit designs.
Cons:
- Half-Duplex Operation: Supports half-duplex communication, limiting simultaneous bidirectional data transfer.
- External Components: May require additional external components for certain configurations or applications.
- Operating Voltage: The operating voltage range may need to be carefully considered for compatibility with other system components.
Are There Any Equivalents/Alternatives to THVD1420DR for Recommendation?
- The SN65HVD72DR from Texas Instruments is a similar RS-485 transceiver with enhanced features.
- Alternatives to the THVD1420DR include the MAX485 from Maxim Integrated and the ST485 from STMicroelectronics.
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價格詳情
列出的價格不含增值稅。
| 數量 | 單價 |
|---|
有效庫存77,781