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MAX3490CSA
+BOMIC TRANSCEIVER FULL 1/1 8SOIC
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メーカーアナログ・デバイセズ社/マキシム・インテグレーテッド
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メーカー品番 #MAX3490CSA
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在庫状況7907
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Part Status | Obsolete |
| Type | Transceiver |
| Protocol | RS422, RS485 |
| Number of Drivers/Receivers | 1/1 |
| Duplex | Full |
| Receiver Hysteresis | 50 mV |
| Data Rate | 10Mbps |
| Voltage - Supply | 3V ~ 3.6V |
| Operating Temperature | 0°C ~ 70°C |
| Mounting Type | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC |
| Base Product Number | MAX3490 |
概要
Description
The MAX3490CSA is a low-power, half-duplex RS-485/RS-422 transceiver designed for reliable data transmission in industrial and networking applications. Operating over a voltage range of 3.0V to 5.5V, it supports data rates up to 20 Mbps and features a wide common-mode voltage range, making it suitable for long-distance communication in noisy environments.
The device includes an integrated fail-safe feature that ensures a known state at the receiver output in the absence of a valid input signal. With a low quiescent current, the MAX3490CSA is ideal for battery-operated devices. It also features thermal shutdown and short-circuit protection for enhanced reliability.
The transceiver is available in a 8-pin SOIC package, making it easy to integrate into various circuit designs. Overall, the MAX3490CSA is an excellent choice for applications requiring robust and efficient serial communication over twisted-pair cabling.
The device includes an integrated fail-safe feature that ensures a known state at the receiver output in the absence of a valid input signal. With a low quiescent current, the MAX3490CSA is ideal for battery-operated devices. It also features thermal shutdown and short-circuit protection for enhanced reliability.
The transceiver is available in a 8-pin SOIC package, making it easy to integrate into various circuit designs. Overall, the MAX3490CSA is an excellent choice for applications requiring robust and efficient serial communication over twisted-pair cabling.
Equivalent
The MAX3490CSA is an RS-485/RS-422 transceiver. Equivalent products include the SN75176, LT1785, and ADM3483. These devices offer similar functionalities for differential signaling in communication systems. Always verify specific electrical characteristics and pin configurations to ensure compatibility in your application.
Features
The MAX3490CSA is a low-power, half-duplex RS-485 transceiver designed for robust communication in industrial applications. Key features include:
1. Low Power Consumption: Operates with a supply voltage of 3.0V to 5.5V, minimizing energy use.
2. Data Rate: Supports data rates up to 250 kbps, suitable for various communication needs.
3. Temperature Range: Functional over an extended temperature range from -40°C to +125°C, making it ideal for harsh environments.
4. Enhanced Noise Immunity: Provides robust signal integrity through differential signaling.
5. High ESD Protection: Offers significant protection against electrostatic discharge, ensuring reliability in noisy conditions.
6. Driver/Receiver: Contains one driver and one receiver, enabling half-duplex communication.
7. Low Output Impedance: Improves signal quality and extends transmission distances.
8. Fail-Safe Design: Ensures a known state in the absence of a valid input, enhancing safety in communication.
These features make the MAX3490CSA suitable for applications in industrial automation, remote monitoring, and data acquisition systems.
1. Low Power Consumption: Operates with a supply voltage of 3.0V to 5.5V, minimizing energy use.
2. Data Rate: Supports data rates up to 250 kbps, suitable for various communication needs.
3. Temperature Range: Functional over an extended temperature range from -40°C to +125°C, making it ideal for harsh environments.
4. Enhanced Noise Immunity: Provides robust signal integrity through differential signaling.
5. High ESD Protection: Offers significant protection against electrostatic discharge, ensuring reliability in noisy conditions.
6. Driver/Receiver: Contains one driver and one receiver, enabling half-duplex communication.
7. Low Output Impedance: Improves signal quality and extends transmission distances.
8. Fail-Safe Design: Ensures a known state in the absence of a valid input, enhancing safety in communication.
These features make the MAX3490CSA suitable for applications in industrial automation, remote monitoring, and data acquisition systems.
Pinout
The MAX3490CSA is a high-speed RS-485 transceiver with a total of 8 pins. The pin configuration and their functions are as follows:
1. A - Non-inverting receiver input.
2. B - Inverting receiver input.
3. RO - Receiver output (digital).
4. RE - Receiver output enable (active low).
5. DE - Driver output enable (active high).
6. DI - Driver input (digital).
7. VCC - Supply voltage (+5V).
8. GND - Ground.
The device supports data rates up to 20 Mbps and operates in half-duplex mode. It is used for long-distance communication in industrial and automotive applications.
1. A - Non-inverting receiver input.
2. B - Inverting receiver input.
3. RO - Receiver output (digital).
4. RE - Receiver output enable (active low).
5. DE - Driver output enable (active high).
6. DI - Driver input (digital).
7. VCC - Supply voltage (+5V).
8. GND - Ground.
The device supports data rates up to 20 Mbps and operates in half-duplex mode. It is used for long-distance communication in industrial and automotive applications.
Manufacturer
The MAX3490CSA is manufactured by Maxim Integrated, a company known for designing and manufacturing a wide range of analog and mixed-signal integrated circuits (ICs). Maxim Integrated specializes in high-performance semiconductor solutions for various applications, including data communication, automotive, industrial, medical, and consumer electronics. The company focuses on providing innovative products that enhance performance and energy efficiency, addressing the needs of engineers and designers in the electronics industry. In 2021, Maxim Integrated was acquired by Analog Devices, Inc., further expanding its capabilities and portfolio in the semiconductor market.
Application
The MAX3490CSA is a low-power RS-485/RS-422 transceiver, primarily used in industrial automation, data acquisition systems, and communication networks. Its applications include point-to-point and multipoint communication, building automation, process control, and motor control systems. Additionally, it's suitable for applications requiring long-distance data transmission, such as in telemetry and remote sensing. The device's robustness against noise makes it ideal for harsh environments typical in factory and outdoor settings.
Package
The MAX3490CSA is packaged in a 16-pin DIP (Dual In-line Package) format. This package type is designed for easy integration into various electronic circuits, providing robust performance and reliable connections.
