Overview
The MAX232MJE/883B is a dual driver/receiver integrated circuit designed for RS-232 communication, produced by Analog Devices Inc./Maxim Integrated. This device is part of the MAX232 family, known for its ability to generate the required voltage levels for RS-232 communication from a single 5V supply. The MAX232MJE/883B is particularly suited for applications requiring reliable data transmission in various environments, including industrial, automotive, and consumer electronics.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Type | Transceiver | |
| Protocol | RS-232 | |
| Number of Drivers/Receivers | 2/2 | |
| Receiver Hysteresis | 500 mV | |
| Data Rate | 120 kbps | |
| Voltage - Supply | 5 V | |
| Operating Temperature | -55°C to 125°C | |
| Mounting Type | Through Hole | |
| Package / Case | 16-CDIP (0.300", 7.62mm) |
Key Features
- Single 5V Supply Operation: The MAX232MJE/883B operates from a single 5V power supply, eliminating the need for a bipolar ±12V supply. It uses a capacitive voltage generator to supply the required RS-232 voltage levels.
- High Data Rate: The device supports data rates up to 120 kbps, making it suitable for a variety of communication applications.
- ESD Protection: It offers ESD protection exceeding JESD 22 – 2000V Human-body model, ensuring robustness against electrostatic discharge.
- Low Supply Current: The device has a low supply current of 8 mA typical, which is beneficial for power-sensitive designs.
- Wide Operating Temperature Range: The MAX232MJE/883B operates over a wide temperature range of -55°C to 125°C, making it suitable for harsh environments.
Applications
- TIA/EIA-232-F Compliant Systems: The device is designed to meet or exceed TIA/EIA-232-F and ITU recommendation V.28 standards, making it suitable for RS-232 communication systems.
- Battery-Powered Systems: Its low power consumption and single 5V supply operation make it ideal for battery-powered devices such as terminals and modems.
- Computers and Peripherals: It is commonly used in computer and peripheral devices that require RS-232 communication.
- Industrial Control Systems: The device's robustness and wide operating temperature range make it suitable for industrial control systems and other industrial applications.
Q & A
- What is the MAX232MJE/883B used for?
The MAX232MJE/883B is used for RS-232 communication, converting between TTL/CMOS logic levels and RS-232 voltage levels.
- What is the operating voltage of the MAX232MJE/883B?
The device operates from a single 5V power supply.
- What is the data rate supported by the MAX232MJE/883B?
The device supports data rates up to 120 kbps.
- Does the MAX232MJE/883B have ESD protection?
Yes, it offers ESD protection exceeding JESD 22 – 2000V Human-body model.
- What is the operating temperature range of the MAX232MJE/883B?
The device operates over a temperature range of -55°C to 125°C.
- What type of package does the MAX232MJE/883B come in?
The device comes in a 16-CDIP (0.300", 7.62mm) package.
- Is the MAX232MJE/883B suitable for industrial applications?
Yes, it is suitable for industrial applications due to its robustness and wide operating temperature range.
- Does the MAX232MJE/883B require external capacitors?
Yes, it requires 1µF charge-pump capacitors to generate the RS-232 voltage levels.
- What are some common applications of the MAX232MJE/883B?
Common applications include TIA/EIA-232-F compliant systems, battery-powered systems, computers, and industrial control systems.
- Is the MAX232MJE/883B compliant with any specific standards?
Yes, it meets or exceeds TIA/EIA-232-F and ITU recommendation V.28 standards.
