Overview
The MAX232IDWRE4 is a dual EIA-232 driver/receiver integrated circuit manufactured by Texas Instruments. This device is designed to convert TTL/CMOS input levels to TIA/EIA-232-F levels and vice versa, making it suitable for a wide range of serial communication applications. The MAX232IDWRE4 operates from a single 5-V power supply and includes a capacitive voltage generator to produce the necessary voltage levels for RS232 communication.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer | Texas Instruments | |
| Category | Integrated Circuits (ICs) - Interface - Drivers, Receivers, Transceivers | |
| Package | 16-SOIC (0.295", 7.50mm Width) | |
| Type | Transceiver | |
| Protocol | RS232 | |
| Number of Drivers/Receivers | 2/2 | |
| Duplex | Full | |
| Receiver Hysteresis | 500mV | |
| Data Rate | 120Kbps | |
| Voltage - Supply | 4.5 V ~ 5.5 V | |
| Operating Temperature | -40°C ~ 85°C | |
| Mounting Type | Surface Mount | |
| ESD Protection | Exceeds JESD 22 – 2000-V Human-Body Model |
Key Features
- Meets or exceeds TIA/EIA-232-F and ITU Recommendation V.28 standards.
- Operates from a single 5-V power supply with 1-µF charge-pump capacitors.
- Supports data rates up to 120 kbit/s.
- Includes two drivers and two receivers.
- Accepts ±30-V input levels.
- Low supply current: 8 mA typical.
- ESD protection exceeds JESD 22 – 2000-V Human-Body Model.
- Internal capacitive voltage generator to supply TIA/EIA-232-F voltage levels.
- Each receiver converts TIA/EIA-232-F inputs to 5-V 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 modems.
- Computers and other serial communication devices.
Q & A
- What is the MAX232IDWRE4 used for?
The MAX232IDWRE4 is used to convert TTL/CMOS input levels to TIA/EIA-232-F levels and vice versa, facilitating serial communication in various applications.
- What is the operating voltage range of the MAX232IDWRE4?
The MAX232IDWRE4 operates from a single 5-V power supply, with a voltage range of 4.5 V to 5.5 V.
- What is the data rate supported by the MAX232IDWRE4?
The MAX232IDWRE4 supports data rates up to 120 kbit/s.
- How many drivers and receivers does the MAX232IDWRE4 have?
The MAX232IDWRE4 includes two drivers and two receivers.
- What kind of ESD protection does the MAX232IDWRE4 offer?
The MAX232IDWRE4 offers ESD protection that exceeds JESD 22 – 2000-V Human-Body Model.
- What is the typical supply current of the MAX232IDWRE4?
The typical supply current of the MAX232IDWRE4 is 8 mA.
- What is the operating temperature range of the MAX232IDWRE4?
The operating temperature range of the MAX232IDWRE4 is -40°C to 85°C.
- What type of package does the MAX232IDWRE4 come in?
The MAX232IDWRE4 comes in a 16-SOIC package.
- Can the MAX232IDWRE4 handle high input voltage levels?
Yes, the MAX232IDWRE4 can accept ±30-V input levels.
- What are some common applications of the MAX232IDWRE4?
The MAX232IDWRE4 is commonly used in TIA/EIA-232-F compliant systems, battery-powered systems, terminals, modems, and computers.
