Overview
The MAX232ACWE+T is a dual RS232 transceiver integrated circuit produced by Analog Devices Inc./Maxim Integrated. This component is designed to facilitate communication between RS232 and TTL/CMOS interfaces, making it a crucial element in various electronic systems. It operates from a single supply voltage, eliminating the need for bipolar ±12V supplies, and integrates charge pump circuitry to generate the necessary voltage levels for RS232 communication.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc./Maxim Integrated |
| IC Type | RS232 Transceiver |
| No. of Transmitters | 2 |
| No. of Receivers | 2 |
| Data Rate Max | 200 kbps |
| Supply Voltage Min | 4.5 V |
| Supply Voltage Max | 5.5 V |
| IC Case / Package | 16-SOIC |
| No. of Pins | 16 |
| Operating Temperature Min | 0°C |
| Operating Temperature Max | 70°C |
| ESD Protection | Exceeds JESD 22 – 2000V Human-body model |
| RoHS Compliance | Yes |
Key Features
- Saves board space with integrated charge pump circuitry, eliminating the need for a bipolar ±12V supply.
- Enables single supply operation from a +5V supply, reducing power requirements and complexity.
- Operates up to 120 kbps data rate, making it suitable for high-speed RS232 communications.
- Includes ESD protection exceeding JESD 22 – 2000V Human-body model, ensuring robustness against electrical stress.
- Low supply current, typically 8 mA, contributing to power efficiency.
- Full duplex operation with two drivers and two receivers, supporting bidirectional communication.
Applications
- Interface translation between RS232 and TTL/CMOS levels.
- Multidrop RS-232 networks, allowing multiple devices to communicate over a single RS232 bus.
- Battery-powered systems, such as portable diagnostics equipment, due to its low power consumption.
- Terminals, modems, and computers requiring RS232 communication interfaces).
Q & A
- What is the MAX232ACWE+T used for?
The MAX232ACWE+T is used as a dual RS232 transceiver to facilitate communication between RS232 and TTL/CMOS interfaces.
- What is the operating voltage range of the MAX232ACWE+T?
The operating voltage range is from 4.5V to 5.5V.
- How many transmitters and receivers does the MAX232ACWE+T have?
The MAX232ACWE+T has two transmitters and two receivers.
- What is the maximum data rate supported by the MAX232ACWE+T?
The maximum data rate supported is 200 kbps.
- Does the MAX232ACWE+T have ESD protection?
Yes, it exceeds JESD 22 – 2000V Human-body model for ESD protection.
- Is the MAX232ACWE+T RoHS compliant?
Yes, it is RoHS compliant.
- What is the operating temperature range of the MAX232ACWE+T?
The operating temperature range is from 0°C to 70°C.
- What package type does the MAX232ACWE+T come in?
The MAX232ACWE+T comes in a 16-SOIC package.
- What are some common applications of the MAX232ACWE+T?
Common applications include interface translation, multidrop RS-232 networks, battery-powered systems, terminals, modems, and computers.
- Does the MAX232ACWE+T require external components for operation?
No, it integrates charge pump circuitry and does not require external components for generating RS232 voltage levels.
