MCW1001AT-I/SS

Specialized Overview

The MCW1001AT-I/SS is a TCP/IP socket communications interface chip designed to work with the MRF24WB0MA/MB 802.11 module. It features an on-board TCP/IP stack and Wi-Fi connection manager, eliminating the need for external memory. The device connects via a UART interface supporting baud rates up to 230 Kbaud and includes eight general-purpose digital I/O pins. It operates on a single voltage of 2.7V to 3.6V (typical 3.3V) within an industrial temperature range of -40°C to +85°C. The component is housed in a 28-pin SSOP package.

Specialized Feature Summary

• Supports BSD-like socket-based connections for simplified network communication
• Integrates built-in Wi-Fi connection management to streamline network association
• Requires no external memory due to onboard TCP/IP stack and driver capabilities
• Provides eight general-purpose digital I/O pins for system control

Specialized Applications

• Utility and Smart Energy devices such as thermostats and smart meters
• Consumer electronics including home security systems
• Industrial controls like chemical sensors and HVAC systems
• Remote device management for automotive code updates
• Medical and fitness equipment such as glucose meters

Specialized Procurement Notes

Verify component authenticity through authorized Microchip distributors or direct channels. Confirm the specific ordering suffix matches the required package and temperature grade. Check current lifecycle status as availability may vary. Ensure all electrical specifications align with the target application requirements before finalizing procurement decisions.

Specialized Selection Notes

Select this component when a dedicated TCP/IP socket interface is needed without complex microcontroller programming. It is suitable for applications requiring seamless integration with MRF24WB0 modules. Consider the UART interface speed and GPIO count relative to host system capabilities. Verify power supply constraints match the 2.7V to 3.6V operating range.

Specialized Part Context

This part belongs to the MCW1001A family of specialized interface controllers. It serves as a companion chip to simplify wireless connectivity in embedded systems. The series focuses on reducing development time by handling low-level network protocols internally.

Specialized Replacement Considerations

No public confirmed substitute part numbers are available.