Analog Devices Inc./Maxim Integrated

MAX14830ETM+

MAX14830ETM+ Description

The MAX14830ETM+ from Analog Devices Inc./Maxim Integrated is a highly integrated quad-channel UART (Universal Asynchronous Receiver Transmitter) designed for high-performance serial communication applications. Housed in a compact 48-TQFN package, this device operates over a 1.71V to 3.6V supply range, making it ideal for low-power embedded systems. It supports RS232 and RS485 protocols, ensuring compatibility with a wide range of industrial and consumer interfaces. With 128-byte FIFOs per channel and auto flow control, it minimizes CPU overhead while maximizing data throughput. The inclusion of an IrDA encoder/decoder and an internal oscillator further enhances its versatility, reducing external component count.

MAX14830ETM+ Features

• Quad-Channel UART: Four independent UART channels in a single IC, saving board space and cost.
• 128-Byte FIFOs: Reduces interrupt load on the host processor, improving system efficiency.
• Auto Flow Control: Ensures reliable data transmission without manual intervention.
• Wide Voltage Range (1.71V–3.6V): Compatible with low-voltage microcontrollers and battery-powered devices.
• IrDA Support: Integrated encoder/decoder for infrared communication applications.
• Internal Oscillator: Eliminates the need for an external crystal, simplifying design.
• Industrial Protocols: Supports RS232 and RS485, making it suitable for industrial automation and networking.
• RoHS3 Compliant & REACH Unaffected: Meets environmental and regulatory standards.

MAX14830ETM+ Applications

The MAX14830ETM+ excels in applications requiring multi-channel serial communication with minimal power consumption and high reliability:

• Industrial Automation: PLCs, motor control, and sensor interfaces leveraging RS485 robustness.
• Embedded Systems: IoT gateways, POS terminals, and medical devices benefiting from low-voltage operation.
• Consumer Electronics: Set-top boxes, gaming consoles, and smart home devices utilizing IrDA for wireless data transfer.
• Telecommunications: Network switches and routers requiring high-speed UART communication with flow control.
• Automotive Infotainment: Multi-display systems and diagnostic tools where space and power efficiency are critical.

Conclusion of MAX14830ETM+

The MAX14830ETM+ stands out as a highly integrated, low-power quad UART with advanced features like auto flow control, IrDA support, and internal clock generation. Its wide supply range, industrial protocol support, and FIFO buffering make it a superior choice for demanding applications in industrial, embedded, and consumer markets. By reducing external components and CPU overhead, it delivers cost-effective, reliable performance for modern serial communication designs.