Overview
The MAX232ID, produced by Texas Instruments, is a dual driver/receiver integrated circuit designed to facilitate communication between TTL/CMOS logic levels and RS-232 serial interface levels. This device is part of the MAX232 family and is specifically packaged in a 16-pin SOIC (Small Outline Integrated Circuit) package. It operates from a single 5V power supply and includes a capacitive voltage generator to produce the necessary voltage levels for RS-232 communication.
The MAX232ID is compliant with TIA/EIA-232-F and ITU recommendation V.28 standards, ensuring compatibility with a wide range of serial communication applications. It is suitable for use in various environments, including battery-powered systems, terminals, modems, and computers.
Key Specifications
| Specification | Value |
|---|---|
| Package Type | SOIC (D), 16 pins |
| Operating Temperature Range | -40°C to 85°C |
| Supply Voltage | 5V (typical), 4.5V to 5.5V (range) |
| Supply Current | 8 mA (typical) |
| Data Rate | Up to 120 kbit/s |
| Number of Drivers/Receivers | Two drivers, two receivers |
| Input Levels | ±30V |
| ESD Protection | Exceeds JESD 22 - 2000V Human-body model (A114-A) |
| External Capacitors | Four 1µF capacitors |
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).
- Upgrade with improved ESD (15kV HBM) and 0.1µF charge-pump capacitors available with the MAX202 device.
Applications
- TIA/EIA-232-F compliant systems.
- Battery-powered systems.
- Terminals and modems.
- Computers and other serial communication devices.
Q & A
- What is the MAX232ID used for?
The MAX232ID is used to convert TTL/CMOS logic levels to RS-232 serial interface levels and vice versa.
- What is the operating temperature range of the MAX232ID?
The operating temperature range is -40°C to 85°C.
- What is the typical supply voltage for the MAX232ID?
The typical supply voltage is 5V, with a range of 4.5V to 5.5V.
- How many drivers and receivers does the MAX232ID have?
The MAX232ID has two drivers and two receivers.
- What is the maximum data rate supported by the MAX232ID?
The MAX232ID supports data rates up to 120 kbit/s.
- What kind of ESD protection does the MAX232ID offer?
The MAX232ID offers ESD protection that exceeds JESD 22 - 2000V Human-body model (A114-A).
- How many external capacitors are required for the MAX232ID?
The MAX232ID requires four 1µF external capacitors.
- Is the MAX232ID RoHS compliant?
Yes, the MAX232ID is RoHS compliant.
- What are some common applications of the MAX232ID?
Common applications include battery-powered systems, terminals, modems, and computers.
- Can the MAX232ID be upgraded for better ESD protection?
Yes, an upgrade with improved ESD (15kV HBM) and 0.1µF charge-pump capacitors is available with the MAX202 device.
