SN751730NSRE4

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

SN751730NSRE4 Application Field and Working Principle

Data communication between two frames is an activity that requires special elements that must provide the requisite voltage levels and current levels, protect the frames from data instability, and generate the requisite logic levels on the receiving side. SN751730NSRE4 is an RS-485 transceiver which is designed to fulfill this purpose. Its application fields and working principle are explained below.

Application fields of SN751730NSRE4

SN751730NSRE4 is designed to provide high-speed, low-power, full-duplex, differential data communication in applications such as in a power-line modem, video surveillance, or other applications. It is a personal computer peripheral I/O controller that functions in either of the two roles of receiver or driver. In the receiver role, the SN751730NSRE4 monitors incoming data for a valid level. If the data is valid, the transceiver passes the data along. In the driver role, the SN751730NSRE4 is responsible for constructing and sending data on the line. The device is widely used in various applications such as industrial, telecom, shipbuilding, medical, network, railway and other industry fields.

Working Principle of SN751730NSRE4

SN751730NSRE4 is a high-speed, low-power, full-duplex transceiver. A differential input signal is applied to the receiver inputs, with the outputs then being presented to a device, usually at a lower voltage level. The transceiver has two inputs, a transmit input and a receive input. The transmit input drives the transmit output while the receive input receives the data from the transmission line. The receiver will detect a valid logic level when the voltage level of the differential input exceeds the threshold levels.

The receiver outputs, RE and RE# can drive up to 30 TTL or 15 CMOS loads. The internal circuitry isolates the receiver from the transmitted data and allows the device to operate at high speed. The output high level and low level voltages are selectable by the users, which makes the device ideal for applications requiring different supply voltages. The device has protection against transient voltage and excessive power dissipation.

The drivers on the SN751730NSRE4 can support a wide range of data rate from 20 Kbps to 12 Mbps. It has two driver outputs, DE and DE# which can be connected to 120 Ω line termination. The drivers can drive up to 320 mA loads. The drivers are designed to provide low output duty cycle distortion, and excellent pulse shape characteristics. The receivers and drivers can be enabled or disabled by the enable pins EN and EN#, thereby allowing four logic states to connect the transceiver with a bus.

The SN751730NSRE4 also has built-in glitch filters to provide noise immunity protection. The device can withstand voltages up to ±25 V undamaged, and has an integrated ESD protection circuit for improved reliability and immunity to ESD strikes. It is also available in 16-lead TSSOP (thin shrink small outline package) and SOIC package.

Conclusion

In conclusion, the SN751730NSRE4 is a high speed, low-power, full-duplex transceiver designed to provide high-speed, low-power, full-duplex, differential data communication in industrial, telecom, shipbuilding, medical, network, railway and other industry fields. It can be used in both the driver and the receiver roles, and it has two inputs, a transmit input and a receive input. It can support data rates ranging from 20 Kbps to 12 Mbps, and has built-in glitch filters to provide ESD protection. The SN751730NSRE4 is available in 16-lead TSSOP and SOIC packages.

The specific data is subject to PDF, and the above content is for reference