Overview
The MAX232CASE+T is a widely used integrated circuit (IC) produced by Analog Devices Inc./Maxim Integrated. It is designed to convert signals between the RS232 serial communication standard and the TTL (Transistor-Transistor Logic) voltage level signals commonly used in microcontrollers and other digital devices. This IC is housed in a small, surface-mount package, making it ideal for various applications requiring efficient and reliable serial communication.
The MAX232CASE+T plays a crucial role in enabling smooth communication between devices with different voltage levels. It converts the TTL voltage levels of microcontrollers to the RS232 voltage levels and vice versa, ensuring compatibility and reliable data transfer. This IC is particularly useful in projects that require communication with computers or other devices using the RS232 protocol.
Key Specifications
| Attribute | Description |
|---|---|
| Category | Integrated Circuits (ICs) Interface Drivers, Receivers, Transceivers |
| Manufacturer | Analog Devices Inc./Maxim Integrated |
| Package | Tape & Reel (TR), 16-SOIC (0.154", 3.90mm Width) |
| Product Status | Obsolete |
| Type | Transceiver |
| Protocol | RS232 |
| Number of Drivers/Receivers | 2/2 |
| Duplex | Full |
| Receiver Hysteresis | 500 mV |
| Data Rate | 120Kbps |
| Voltage - Supply | 4.5V ~ 5.5V |
| Operating Temperature | 0°C ~ 70°C |
| Mounting Type | Surface Mount |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Key Features
- Voltage Conversion: The MAX232CASE+T converts TTL voltage levels to RS232 voltage levels and vice versa, enabling communication between microcontrollers and devices using the RS232 protocol.
- Integrated Charge Pump: The IC includes integrated charge pump circuitry that eliminates the need for a bipolar ±12V supply, allowing operation from a single +5V supply.
- Compact Package: Housed in a small, surface-mount 16-SOIC package, making it suitable for space-constrained designs.
- High Data Rate: Supports data rates up to 120Kbps, ensuring fast and reliable serial communication.
- Full Duplex Operation: Supports full duplex communication, allowing simultaneous transmission and reception of data.
- Receiver Hysteresis: Features 500 mV receiver hysteresis to improve noise immunity and signal stability.
Applications
- Microcontroller-Based Projects: Used in the development of communication interfaces for microcontroller-based projects that require RS232 communication with computers or other devices.
- Industrial Automation Systems: Integrates microcontrollers and digital devices into industrial automation systems that use RS232 as a standard communication protocol.
- Electronic Gadgets and Consumer Products: Used in the design of serial communication modules for home automation systems, barcode scanners, data loggers, and other consumer products requiring RS232 communication.
- Serial Communication Modules: Essential in the development of serial communication modules for various applications where TTL and RS232 signal conversion is necessary.
Q & A
- What is the primary function of the MAX232CASE+T IC?
The primary function of the MAX232CASE+T IC is to convert signals between the RS232 serial communication standard and the TTL voltage level signals used in microcontrollers and other digital devices.
- What type of package does the MAX232CASE+T come in?
The MAX232CASE+T is housed in a 16-SOIC (0.154", 3.90mm Width) surface-mount package.
- What is the operating voltage range of the MAX232CASE+T?
The operating voltage range of the MAX232CASE+T is 4.5V to 5.5V.
- What is the maximum data rate supported by the MAX232CASE+T?
The MAX232CASE+T supports a maximum data rate of 120Kbps.
- Is the MAX232CASE+T RoHS compliant?
Yes, the MAX232CASE+T is ROHS3 compliant.
- What is the operating temperature range of the MAX232CASE+T?
The operating temperature range of the MAX232CASE+T is 0°C to 70°C.
- Does the MAX232CASE+T support full duplex operation?
Yes, the MAX232CASE+T supports full duplex operation.
- What is the purpose of the integrated charge pump in the MAX232CASE+T?
The integrated charge pump eliminates the need for a bipolar ±12V supply, allowing operation from a single +5V supply.
- What are some common applications of the MAX232CASE+T?
The MAX232CASE+T is used in microcontroller-based projects, industrial automation systems, electronic gadgets, and consumer products requiring RS232 communication.
- Is the MAX232CASE+T still in production?
No, the MAX232CASE+T is listed as obsolete.
- What is the receiver hysteresis of the MAX232CASE+T?
The receiver hysteresis of the MAX232CASE+T is 500 mV.
