Microchip Technology Tariff Inquiry

ATBTLC1000-MR110CA

ATBTLC1000-MR110CA Description

The ATBTLC1000-MR110CA from Microchip Technology is a Bluetooth v4.1 RF transceiver module designed for low-power wireless communication in embedded systems. Operating in the 2.4GHz frequency band, this surface-mount module integrates a chip antenna, 128kB ROM, and 128kB RAM, providing a compact yet powerful solution for IoT and wireless connectivity applications. With a 1.8V–4.3V supply range and 3.5dBm output power, it balances efficiency and performance, making it suitable for battery-operated devices. Although marked Obsolete, it remains relevant for legacy designs requiring I2C, SPI, or UART serial interfaces.

ATBTLC1000-MR110CA Features

• Low Power Consumption: 4.2mA (receiving) and 3mA (transmitting) currents extend battery life.
• Integrated Antenna: Chip antenna simplifies PCB design and reduces BOM cost.
• Bluetooth 4.1 Compliance: Supports legacy Bluetooth protocols with 128kB ROM/RAM for firmware flexibility.
• Wide Voltage Range: 1.8V–4.3V operation accommodates diverse power sources.
• Robust Connectivity: I2C, SPI, UART interfaces ensure compatibility with MCUs and sensors.
• Regulatory Compliance: ROHS3 and REACH Unaffected, with MSL 3 (168 hours) moisture sensitivity.

ATBTLC1000-MR110CA Applications

• Wearable Devices: Ideal for fitness trackers and smartwatches due to low power draw.
• Home Automation: Enables wireless control in smart lighting or HVAC systems.
• Industrial Sensors: Reliable data transmission in IIoT environments with SPI/UART.
• Medical Monitoring: Low EMI and compact form factor suit portable health devices.
• Legacy Upgrades: Cost-effective retrofit for existing Bluetooth 4.1 systems.

Conclusion of ATBTLC1000-MR110CA

While obsolete, the ATBTLC1000-MR110CA offers a proven, low-power Bluetooth 4.1 solution with integrated antenna and versatile serial interfaces. Its 3.5dBm output and wide voltage range make it suitable for wearables, IoT, and industrial applications where legacy support is critical. Engineers should evaluate newer alternatives for forward-looking designs but may leverage this module for cost-sensitive or backward-compatible projects.