Overview
The MAX232ECWE+ is a dual RS-232 driver/receiver integrated circuit produced by Analog Devices Inc./Maxim Integrated. This component is designed to facilitate communication between RS-232 compatible devices and TTL/CMOS logic circuits. It operates from a single 5V power supply and includes a capacitive voltage generator to produce the necessary voltage levels for RS-232 communication.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Supply Voltage | 5 | V |
| Supply Current | 8 | mA (typical) |
| Data Rate | Up to 120 | kbit/s |
| Input Voltage Levels | ±30 | V |
| ESD Protection | 2000V (Human-body model), 15kV (HBM) for upgraded versions | V |
| Operating Temperature | 0 to +70 | °C |
| Package Type | 16-SOIC | |
| Dimensions | 10.5 x 7.6 x 2.35 mm | mm |
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 RS-232 drivers and two RS-232 receivers.
- Supports data rates up to 120 kbit/s.
- Low supply current: 8 mA typical.
- ESD protection exceeds JESD 22 – 2000V Human-body model (A114-A), with upgraded versions offering 15kV HBM protection.
- Converts TTL/CMOS input levels to RS-232 levels and vice versa.
Applications
- Battery-powered systems.
- Terminals and modems.
- Computers and other RS-232 compatible devices.
- Any system requiring RS-232 communication with TTL/CMOS logic levels.
Q & A
- What is the MAX232ECWE+ used for?
The MAX232ECWE+ is used to convert TTL/CMOS logic levels to RS-232 levels and vice versa, facilitating communication between RS-232 compatible devices and TTL/CMOS logic circuits.
- What is the operating voltage of the MAX232ECWE+?
The MAX232ECWE+ operates from a single 5V power supply.
- What is the maximum data rate supported by the MAX232ECWE+?
The MAX232ECWE+ supports data rates up to 120 kbit/s.
- What kind of ESD protection does the MAX232ECWE+ offer?
The MAX232ECWE+ offers ESD protection exceeding JESD 22 – 2000V Human-body model, with upgraded versions offering 15kV HBM protection.
- What are the typical supply current and operating temperature of the MAX232ECWE+?
The typical supply current is 8 mA, and the operating temperature range is from 0 to +70°C.
- What package types are available for the MAX232ECWE+?
The MAX232ECWE+ is available in a 16-SOIC package.
- What are the dimensions of the MAX232ECWE+ in the SOIC package?
The dimensions are 10.5 x 7.6 x 2.35 mm.
- Does the MAX232ECWE+ meet any specific industry standards?
Yes, it meets or exceeds TIA/EIA-232-F and ITU recommendation V.28 standards.
- What are some common applications of the MAX232ECWE+?
Common applications include battery-powered systems, terminals, modems, and computers.
- How many drivers and receivers does the MAX232ECWE+ have?
The MAX232ECWE+ includes two RS-232 drivers and two RS-232 receivers.
