MAX3233ECWP

Series:	--
Packaging:	Tube
Part Status:	Obsolete
Type:	Transceiver
Protocol:	RS232
Number of Drivers/Receivers:	2/2
Duplex:	Full
Receiver Hysteresis:	500mV
Data Rate:	250kbps
Voltage - Supply:	3 V ~ 3.6 V
Operating Temperature:	0°C ~ 70°C
Mounting Type:	Surface Mount
Package / Case:	20-SOIC (0.295", 7.50mm Width)
Supplier Device Package:	20-SOIC
Base Part Number:	MAX3233

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Introduction

MAX3233ECWP is an integrated circuit manufactured by Maxim Integrated, which is specifically designed to minimize the system design complexity, cost, and size of applications that require data transmission between serial interfaces. The MAX3233ECWP is a compact and low-cost current-loop transceiver. This transceiver includes bi-directional RS-232 selectable current-loop driver, receiver, and transmit capability. It operates from a single 3V to 5.5V power supply and feature all essential interface components required in these applications, including a charge pump, logic-level translation, line driver and receiver, an end-of-line circuit and a true ESD protection circuit.

Application Field

The MAX3233ECWP is widely used in the field of industrial automation, building automation, medical instrumentation, robotics and control systems, telemetry, process control, and other embedded systems. It is suitable for use in embedded system applications such as measuring instruments, industrial controllers, and data acquisition systems.

Working Principle

The MAX3233ECWP transceiver is based on a charge pump design, which provides a low-cost solution with minimum component count and superior reliability. It features an input charge pump that allows the device to be powered from a single 3V to 5.5V power supply. The device includes an end-of-line circuit that provides the option to reduce bus capacitance to improve the EOL voltage and data formats. The device also includes a low-frequency compensated true RS-232 driver that provides a constant output impedance over the whole data rate range. The receiver section also has a low-frequency compensated operational amplifier for further driving off-board loads. The integrated circuit also supports shutdown and power-down modes that provide individual power savings for each channel.

Conclusion

In conclusion, the MAX3233ECWP is an integrated circuit specifically designed to minimize the system design complexity, cost, and size of applications that require data transmission between serial interfaces. It is suitable for use in embedded system applications such as measuring instruments, industrial controllers, and data acquisition systems. It is based on a charge pump design and includes all interface components required for the job, including a charge pump, logic-level translation, line driver and receiver, an end-of-line circuit and a true ESD protection circuit. This makes it an ideal solution for a variety of applications in the field of industrial automation, building automation, medical instrumentation, robotics and control systems, telemetry, and process control.

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