SN65HVD20D
RS-485 Interface IC RS485 Ext Com-Md
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製造商零件號 # : SN65HVD20D
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包裝/封裝: SOIC-8
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製造商: Texas Instruments
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產品分類 : Drivers, Receivers, Transceivers
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SN65HVD20D 數據表
價格 (USD)
數量 | 單價 | 總價 |
---|---|---|
1 | $1.648 | $1.65 |
10 | $1.424 | $14.24 |
30 | $1.283 | $38.49 |
100 | $1.137 | $113.70 |
500 | $1.073 | $536.50 |
1000 | $1.045 | $1,045.00 |
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。
詳細說明
In terms of efficiency, the SN65HVD20D boasts low standby current consumption, making it a cost-effective choice for energy-conscious applications. Furthermore, it offers ESD protection up to ±15 kV, safeguarding the chip from potentially damaging electrostatic discharges. With its compact package design, the SN65HVD20D is easily integrated into electronic designs, simplifying the development process for engineers
主要特徵
- Fault-tolerant design for continuous operation
- Low-power standby mode for extended battery life
- Compact size with reduced physical footprint
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) | 5 |
Signaling rate (max) (MBits) | 25 | Fault protection (V) | -27 to 27 |
Common-mode range (V) | -20 to 25 | Number of nodes | 64 |
Features | Extended common mode | Isolated | No |
Supply current (max) (µA) | 9000 | Rating | Catalog |
Operating temperature range (°C) | -40 to 85 |
Specification Comparison
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 SN65HVD20D?
The SN65HVD20D is a 3.3V RS-485 transceiver designed by Texas Instruments. It is specifically tailored for use in serial communication networks, industrial control systems, and long-distance data transmission applications.
How Does SN65HVD20D Work?
The SN65HVD20D functions as a differential voltage transceiver for RS-485 communication. It enables bidirectional data transmission over twisted-pair cables with high noise immunity and robustness. The transceiver includes driver and receiver circuitry to interface with RS-485 protocol-compatible devices.
How Many Pins does SN65HVD20D have and What are the Functions of the Pinout Configuration?
The SN65HVD20D is housed in an 8-lead SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:
- A, B: Differential communication pins for RS-485 data transmission.
- GND: Ground connection.
- VCC: Power supply input pin.
- RO: Receiver output pin.
- DI: Driver input pin.
- RE, DE: Receiver enable and driver enable pins for controlling data direction.
What are the Pros and Cons of SN65HVD20D?
Pros:
- RS-485 Compatibility: Designed to meet RS-485 standards for reliable serial communication.
- Wide Operating Voltage: Supports a 3.3V supply voltage for compatibility with modern systems.
- Robust Communication: Provides high noise immunity and long-distance transmission capabilities.
- Driver/Receiver Enable Pins: Allows control over the direction of data transmission.
- Compact Package: The 8-lead SOIC package is space-efficient for various applications.
Cons:
- Power Consumption: May have higher power consumption compared to lower voltage transceivers.
- External Termination: Requires proper termination and grounding for optimal signal integrity.
- Temperature Sensitivity: Performance may vary in extreme temperature conditions.
Are There Any Equivalents/Alternatives to SN65HVD20D for Recommendation?
- The MAX3485 from Maxim Integrated is a similar 3.3V RS-485 transceiver with comparable features.
- Alternatives to the SN65HVD20D include the ADM485 from Analog Devices and the LTC2850 from Linear Technology.
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