ATWILC1000B-MU-T

RF Transceiver ICS Overview

The ATWILC1000B-MU-T is an IEEE 802.11b/g/n Wi-Fi System on Chip (SoC) manufactured by Microchip Technology. It integrates a radio, baseband, MAC link controller, and MCU within a 40-VFQFN package. The device operates at 2.4 GHz with a maximum data rate of 72.2 Mbps. Key electrical parameters include a transmit power of 20.5 dBm, receiver sensitivity of -98 dBm, and supply voltage range of 1.62 V to 3.6 V. Memory resources consist of 128 kB ROM and 224 kB RAM. Current consumption is specified as 52.5 mA to 58.5 mA during reception and 244 mA to 294 mA during transmission.

RF Transceiver ICS Feature Summary

• Integrates full system functionality including RF transceiver, baseband processing, MAC controller, and application processor core.
• Supports multiple host interface protocols including SPI, SDIO, UART, and I2C for flexible system integration.
• Includes advanced security features designed for interoperability with various wireless LAN access points.
• Optimized for low-power operation suitable for mobile and IoT applications.

RF Transceiver ICS Applications

• Low-power Internet of Things (IoT) modules
• Mobile consumer electronics requiring Wi-Fi connectivity
• Wireless LAN embedded systems

RF Transceiver ICS Procurement Notes

Verify the specific suffix 'MU-T' corresponds to the tape and reel packaging configuration required for automated assembly processes. Confirm that the 40-VFQFN exposed pad footprint matches the target PCB design guidelines provided in the official datasheet. Ensure compatibility with the intended host controller interfaces before finalizing procurement orders.

RF Transceiver ICS Selection Notes

Select this component when a complete Wi-Fi solution with integrated MCU capabilities is required to minimize external component count. The choice is appropriate for designs needing SPI or SDIO connectivity with strict size constraints due to the compact QFN package. Consider the power consumption profiles relative to the application's battery life requirements.

RF Transceiver ICS Part Context

This part belongs to the ATWILC1000 family of RF SoCs from Microchip Technology. These devices are engineered to provide a cost-effective and space-saving alternative to discrete Wi-Fi solutions. The family supports standard 802.11b/g/n protocols and is widely used in embedded wireless applications where system integration and power efficiency are critical design factors.

RF Transceiver ICS Replacement Considerations

Consult official Microchip documentation for qualified substitute part numbers within the ATWILC1000 series. Verify pinout and register compatibility if replacing with variants such as the ATWILC1000A or other package options like the MR110PB module.

RF Transceiver ICS FAQ

What memory capacities are included in the ATWILC1000B-MU-T?

The device includes 128 kB of ROM and 224 kB of RAM for program storage and data handling.

Which communication interfaces does the ATWILC1000B support?

It supports Serial Peripheral Interface (SPI), Secure Digital Input/Output (SDIO), Universal Asynchronous Receiver-Transmitter (UART), and Inter-Integrated Circuit (I2C).