Overview
The MAX232EEPE+ is a dual driver/receiver integrated circuit designed for RS-232 communication interfaces. It is manufactured by Analog Devices Inc./Maxim Integrated and is part of the MAX232 series. This device is particularly useful in applications where a single 5V power supply is available, and it needs to generate the necessary voltage levels for RS-232 communication.
The MAX232EEPE+ includes a capacitive voltage generator that produces the required ±12V voltage levels from a single 5V supply, using four external capacitors. This feature makes it ideal for battery-powered systems, terminals, modems, and computers where space and power efficiency are crucial.
Key Specifications
| Parameter | Description |
|---|---|
| Manufacturer | Analog Devices Inc./Maxim Integrated |
| Part Number | MAX232EEPE+ |
| Package Type | 16-PDIP (0.300", 7.62mm) |
| Operating Supply Voltage | 4.5V to 5.5V |
| Operating Temperature | 0°C to 70°C |
| Supply Current | 8mA typical |
| Data Rate | Up to 120kbit/s |
| ESD Protection | Exceeds JESD 22 – 2000V Human-body model (A114-A) |
| Input Levels | ±30V |
| Output Voltage Swing | ±5V to ±8V |
Key Features
- Meets or exceeds TIA/EIA-232-F and ITU recommendation V.28 standards.
- Operates from a single 5V power supply with 1µF charge-pump capacitors.
- Includes two drivers and two receivers.
- Low supply current: 8mA typical.
- ESD protection exceeds JESD 22 – 2000V Human-body model (A114-A).
- Accepts ±30V input levels.
- Converts TTL/CMOS input levels to RS-232 levels and vice versa.
- Integrated capacitive voltage generator.
Applications
- TIA/EIA-232-F interfaces.
- Battery-powered systems.
- Terminals and modems.
- Computers and other RS-232 compatible devices.
- Portable diagnostics equipment.
- Multidrop RS-232 networks.
Q & A
- What is the MAX232EEPE+ used for?
The MAX232EEPE+ is used for converting TTL/CMOS logic levels to RS-232 levels and vice versa, making it suitable for various RS-232 communication applications.
- What is the operating voltage range of the MAX232EEPE+?
The operating voltage range is between 4.5V and 5.5V.
- What is the maximum data rate supported by the MAX232EEPE+?
The MAX232EEPE+ supports data rates up to 120kbit/s.
- What type of package does the MAX232EEPE+ come in?
The MAX232EEPE+ comes in a 16-PDIP (0.300", 7.62mm) package.
- Does the MAX232EEPE+ have ESD protection?
- What are the input and output voltage levels for the MAX232EEPE+?
The device can accept ±30V input levels and produces ±5V to ±8V output voltage swing.
- How many drivers and receivers does the MAX232EEPE+ have?
The MAX232EEPE+ includes two drivers and two receivers.
- What is the typical supply current of the MAX232EEPE+?
The typical supply current is 8mA.
- What are some common applications of the MAX232EEPE+?
Common applications include battery-powered systems, terminals, modems, computers, and multidrop RS-232 networks.
- How does the MAX232EEPE+ generate the necessary RS-232 voltage levels?
The device uses a capacitive voltage generator with four external capacitors to generate the necessary ±12V voltage levels from a single 5V supply.
