| Allicdata Part #: | 1016-1159-5-ND |
| Manufacturer Part#: |
SP481EEN-L |
| Price: | $ 0.00 |
| Product Category: | Integrated Circuits (ICs) |
| Manufacturer: | MaxLinear, Inc. |
| Short Description: | IC TXRX RS485 HALF DUPLEX 8SOIC |
| More Detail: | 1/1 Transceiver Half RS422, RS485 8-SOIC |
| DataSheet: |  SP481EEN-L Datasheet/PDF |
| Quantity: | 1000 |
Specifications
| Series: | -- |
| Packaging: | Tube |
| Part Status: | Obsolete |
| Type: | Transceiver |
| Protocol: | RS422, RS485 |
| Number of Drivers/Receivers: | 1/1 |
| Duplex: | Half |
| Receiver Hysteresis: | 20mV |
| Data Rate: | 10Mbps |
| Voltage - Supply: | 4.75 V ~ 5.25 V |
| Operating Temperature: | -40°C ~ 85°C |
| Mounting Type: | Surface Mount |
| Package / Case: | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package: | 8-SOIC |
Description
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Introduction
The SP481EEN-L is an integrated circuit made by Microchip Technology. It is a serial port-to-RS-485 transceiver and is designed for use in distributed control systems, multi-drop local area networks, and smart meters. It provides the interface between a microcontroller UART and an RS-485 network. It features on-chip termination resistors and protection against static discharges. It is capable of operating at data rates up to 250kbps and is highly integrated, allowing for minimum external component costs.Application Field
The SP481EEN-L has a wide range of applications. It is used in multi-drop communications in utility automation, building automation, educational and industrial automation, security systems, and process control. In distributed control systems, it is used to connect a microcontroller to multiple nodes in order to form a network. This enables the microcontroller to send data to and receive data from various nodes in the network. It is also used in smart meters to accurately measure and record electricity, gas, and water usage.Working Principle
The SP481EEN-L contains a transmit and a receive buffer, which enables it to operate in both full-duplex and half-duplex operation mode. When the device is enabled, it enables the transmit and receive channels. The data received at the serial port is transferred to the receive buffer. At the same time, data stored in the transmit buffer is sent to the serial port. When a valid bus request is asserted on the RS-485 bus, the transmit and receive buffers are switched, allowing the device to switch between transmit and receive mode in a single cycle. The driver circuit is designed to sink and source up to 500mA of current, allowing it to maintain high noise immunity even in noisy environments.Conclusion
The SP481EEN-L is a highly integrated, low cost RS-485 transceiver. It is an ideal solution for multi-drop communications in various application fields, such as building automation, industrial automation, security systems, and smart meters. It has a wide range of features, including termination resistors, protection against static discharges, and support for both full-duplex and half-duplex operation modes. The low power consumption and the high current sinking capability of the driver circuit help in making it a reliable choice for distributed control systems and networking applications.The specific data is subject to PDF, and the above content is for reference
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| SP483EEN-L/TR | MaxLinear, I... | -- | 5000 | IC TXRX RS485 HALF DUPLEX... |
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| SP483EEN-L | MaxLinear, I... | -- | 418 | IC TXRX RS485 LW EMI 8SOI... |
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| SP481ECN-L/TR | MaxLinear, I... | -- | 1000 | IC TXRX RS484 HALF DUPLEX... |
| SP481EEN-L/TR | MaxLinear, I... | 0.53 $ | 1000 | IC TXRX RS484 HALF DUPLEX... |
| SP487CT-L/TR | MaxLinear, I... | 0.83 $ | 1000 | IC DVR RS485/RS422 QUAD 1... |
| SP483ECN-L | MaxLinear, I... | -- | 78 | IC TXRX RS485 LW EMI 8SOI... |
| SP481ECN-L | MaxLinear, I... | 0.0 $ | 1000 | IC TXRX RS485 HALF DUPLEX... |
| SP481EEN-L | MaxLinear, I... | -- | 1000 | IC TXRX RS485 HALF DUPLEX... |
| SP483CS-L | MaxLinear, I... | 0.0 $ | 1000 | IC TXRX RS485 HALF DUPLEX... |
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| SP483ES-L | MaxLinear, I... | 0.0 $ | 1000 | IC TXRX RS485 HALF DUPLEX... |
| SP485CS-L | MaxLinear, I... | 0.0 $ | 1000 | IC TXRX RS485 HALF DUPLEX... |
| SP485ECP-L | MaxLinear, I... | 0.0 $ | 1000 | IC TXRX RS485 HALF DUPLEX... |
| SP485EEP-L | MaxLinear, I... | 0.0 $ | 1000 | IC TXRX RS485 HALF DUPLEX... |
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