Overview
The MAX232IDW, 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 SOIC (DW) package with 16 pins. It includes a capacitive voltage generator that enables the conversion of a single 5V power supply into the necessary voltage levels for RS-232 communication.
Key Specifications
| Specification | Value |
|---|---|
| Package Type | SOIC (DW) |
| Number of Pins | 16 |
| Operating Temperature Range | -40°C to 85°C |
| Supply Voltage | 5V |
| Charge-Pump Capacitors | 1µF |
| Data Rate | Up to 120kbit/s |
| Drivers and Receivers | Two drivers and two receivers |
| Input Levels | ±30V |
| Supply Current | 8mA typical |
| ESD Protection | Exceeds JESD 22 – 2000V Human-body model (A114-A) |
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 120kbit/s.
- Includes two drivers and two receivers.
- Accepts ±30V input levels.
- Low supply current: 8mA typical.
- ESD protection exceeds JESD 22 – 2000V Human-body model (A114-A).
- Outputs are protected against shorts to ground.
Applications
- TIA/EIA-232-F compliant systems.
- Battery-powered systems.
- Terminals and modems.
- Computers and other serial communication devices.
Q & A
- What is the MAX232IDW used for?
The MAX232IDW is used to convert TTL/CMOS logic levels to RS-232 serial interface levels and vice versa.
- What is the operating voltage of the MAX232IDW?
The MAX232IDW operates from a single 5V power supply.
- What is the maximum data rate supported by the MAX232IDW?
The MAX232IDW supports data rates up to 120kbit/s.
- How many drivers and receivers does the MAX232IDW have?
The MAX232IDW has two drivers and two receivers.
- What is the input voltage range of the MAX232IDW?
The MAX232IDW can accept input levels of ±30V.
- What is the typical supply current of the MAX232IDW?
The typical supply current of the MAX232IDW is 8mA.
- Does the MAX232IDW have ESD protection?
Yes, the MAX232IDW has ESD protection that exceeds JESD 22 – 2000V Human-body model (A114-A).
- In what package is the MAX232IDW available?
The MAX232IDW is available in a SOIC (DW) package with 16 pins.
- What is the operating temperature range of the MAX232IDW?
The operating temperature range of the MAX232IDW is -40°C to 85°C.
- Can the MAX232IDW be used in battery-powered systems?
Yes, the MAX232IDW is suitable for use in battery-powered systems due to its low power consumption.
