Overview
The MAX232IDWG4, produced by Texas Instruments, is a dual driver/receiver integrated circuit designed to convert TTL/CMOS logic levels to RS-232 levels and vice versa. This device is part of the MAX232 family and is specifically packaged in a 16-pin SOIC (Small Outline Integrated Circuit) package. It includes a capacitive voltage generator that allows it to operate from a single 5V power supply, making it suitable for a variety of applications including battery-powered systems, terminals, modems, and computers.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage | 5V | V |
| Supply Current | 8 mA (typical) | mA |
| Data Rate | Up to 120 kbit/s | kbit/s |
| Number of Drivers/Receivers | Two drivers, two receivers | - |
| Input Levels | ±30 V | V |
| ESD Protection | Exceeds JESD 22 – 2000V Human-body model (A114-A) | V |
| Operating Temperature Range | -40°C to 85°C | °C |
| Package Type | 16-pin SOIC | - |
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.
- Supports data rates up to 120 kbit/s.
- Includes two drivers and two receivers.
- Accepts ±30V input levels.
- Low supply current: 8 mA typical.
- ESD protection exceeds JESD 22 – 2000V Human-body model (A114-A).
- Each receiver converts TIA/EIA-232-F inputs to 5V TTL/CMOS levels with a typical threshold of 1.3 V and hysteresis of 0.5 V.
Applications
- TIA/EIA-232-F compliant systems.
- Battery-powered systems.
- Terminals and terminals equipment.
- Modems.
- Computers and computer peripherals.
Q & A
- What is the MAX232IDWG4 used for?
The MAX232IDWG4 is used to convert TTL/CMOS logic levels to RS-232 levels and vice versa, making it suitable for various serial communication applications.
- What is the operating voltage of the MAX232IDWG4?
The MAX232IDWG4 operates from a single 5V power supply.
- How many drivers and receivers does the MAX232IDWG4 have?
The MAX232IDWG4 includes two drivers and two receivers.
- What is the maximum data rate supported by the MAX232IDWG4?
The MAX232IDWG4 supports data rates up to 120 kbit/s.
- What kind of ESD protection does the MAX232IDWG4 offer?
The MAX232IDWG4 offers ESD protection that exceeds JESD 22 – 2000V Human-body model (A114-A).
- What is the typical supply current of the MAX232IDWG4?
The typical supply current of the MAX232IDWG4 is 8 mA.
- What are the input levels accepted by the MAX232IDWG4?
The MAX232IDWG4 accepts ±30V input levels.
- What is the operating temperature range of the MAX232IDWG4?
The operating temperature range of the MAX232IDWG4 is -40°C to 85°C.
- In what package type is the MAX232IDWG4 available?
The MAX232IDWG4 is available in a 16-pin SOIC package.
- Does the MAX232IDWG4 meet any specific standards?
Yes, the MAX232IDWG4 meets or exceeds TIA/EIA-232-F and ITU recommendation V.28 standards.
