Overview
The MAX3221CPWRE4 is a high-speed, low-power RS-232 transceiver produced by Texas Instruments. Designed for robust communication in harsh environments, this IC is part of the MAX3221 series, which is widely used in industrial, automotive, and consumer electronics applications. The MAX3221CPWRE4 features an enhanced ESD protection of ±15 kV (Human Body Model) and operates from a single 3.0V to 5.5V supply, making it ideal for battery-powered devices. Its compact TSSOP-16 package ensures space-efficient integration into modern designs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage | 3.0 to 5.5 | V | |
| Data Rate | 250 | kbps | |
| ESD Protection | ±15 | kV | Human Body Model |
| Operating Temperature | -40 to 85 | °C | |
| Package | TSSOP-16 | ||
| Number of Drivers/Receivers | 1/1 | ||
| Low Power Consumption | 1 | µA | Shutdown Mode |
Key Features
- Enhanced ESD Protection: ±15 kV protection ensures reliable operation in harsh environments.
- Low Power Consumption: Consumes only 1 µA in shutdown mode, ideal for battery-powered devices.
- Wide Supply Voltage Range: Operates from 3.0V to 5.5V, providing flexibility in various applications.
- Compact Package: TSSOP-16 package saves space in modern designs.
- High-Speed Data Transfer: Supports data rates up to 250 kbps.
Applications
The MAX3221CPWRE4 is widely used in industrial automation, automotive electronics, and consumer electronics. Its robust ESD protection and low power consumption make it suitable for battery-powered devices such as handheld instruments and portable medical devices. In automotive applications, it ensures reliable communication in harsh environments. Additionally, it is commonly used in point-of-sale (POS) systems, networking equipment, and embedded systems requiring RS-232 communication.
Q & A
1. What is the operating voltage range of the MAX3221CPWRE4?
The MAX3221CPWRE4 operates from 3.0V to 5.5V.
2. What is the maximum data rate supported by this IC?
It supports data rates up to 250 kbps.
3. Does the MAX3221CPWRE4 have ESD protection?
Yes, it features ±15 kV ESD protection (Human Body Model).
4. What is the power consumption in shutdown mode?
It consumes only 1 µA in shutdown mode.
5. What package does the MAX3221CPWRE4 come in?
It is available in a TSSOP-16 package.
6. Is this IC suitable for automotive applications?
Yes, its robust design and ESD protection make it ideal for automotive electronics.
7. Can the MAX3221CPWRE4 be used in battery-powered devices?
Yes, its low power consumption makes it suitable for battery-powered applications.
8. What is the operating temperature range?
It operates from -40°C to 85°C.
9. How many drivers and receivers does it have?
It has 1 driver and 1 receiver.
10. Is the MAX3221CPWRE4 compatible with RS-232 standards?
Yes, it is fully compliant with RS-232 standards.
