SP3243EET-L

Series:	--
Packaging:	Tube
Part Status:	Discontinued at Digi-Key
Type:	Transceiver
Protocol:	RS232
Number of Drivers/Receivers:	3/5
Duplex:	Full
Receiver Hysteresis:	300mV
Data Rate:	120Kbps
Voltage - Supply:	3 V ~ 5.5 V
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	28-SOIC (0.295", 7.50mm Width)
Supplier Device Package:	28-SOIC

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Introduction

The SP3243EET-L is an interface device developed by Texas Instruments to provide high-speed signal conversion among digital computer systems. It is part of the TI family of high-speed interface transceivers, receivers, and drivers. The SP3243EET-L is a four-channel device capable of providing fast signal conversion between peripheral scan and system scan sources. The intended application field of the SP3243EET-L is for providing high-speed ethernet web access and for IEEE 1394, FireWire, Fibre Channel, and UART applications.

Structure

The SP3243EET-L consists of four transceivers(four differential transmitter, four differential receiver and four high- speed universal asynchronous receiver/transmitter lines) and four switchable receivers. The four receiver channels control the four universal asynchronous receiver/transmitter lines. There are also four loopback channel test mode switches. The receiver channel is switchable between differential psi- psi+ protocol and low voltage differential signaling (LVDS).

Working Principle

The SP3243EET-L works based on the principle of transmitting and receiving serial data. The 4 transceivers are responsible for transmitting data while the 4 receivers are responsible for receiving data. The 8 lines are connected to different modules and peripherals, in which the data will be transmitted and received through the SP3243EET-L. A control signal then triggers the data exchange, at which point the data is transferred and the signal is ready for the next transmission.The LVDS protocol is also supported by the SP3243EET-L. In this protocol, data is transferred using differential signals and the differential voltages vary between 0.2V and 0.8V. This provides increased signal integrity and reduced noise. The differential amplifiers and attenuators inside the receiver channels of the SP3243EET-L provide improved noise reduction, and further emphasize the importance of signal integrity.

Applications

Due to its unique combination of high speed and low power, the SP3243EET-L is used in a wide variety of applications. It can be used for in-vehicle networks, as well as for mobile applications. It is also used in aerospace communication systems, military systems and industrial control applications.The SP3243EET-L is also used in consumer applications such as video surveillance, audio, and multimedia equipment. Due to the requirement of fast and reliable data transfer, the SP3243EET-L is ideal for these applications.The SP3243EET-L can also be used in medical imaging, instrumentation, test, and measurement applications. The requirement of speed and accuracy makes SP3243EET-L a viable choice for such applications.

Conclusion

In conclusion, the SP3243EET-L is a high-speed, low-power interface device developed by Texas Instruments. It is suitable for use in a variety of application fields such as in-vehicle networks, airborne systems, consumer applications, medical imaging, test and measurement, and industrial control applications. Its four channels are comprised of four transceivers, four switchable receivers, and four loopback channel test mode switches. It operates based on the principle of transmitting and receiving serial data, and supports the LVDS protocol.

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