AMA3B1KK-KBR-B0

Overview

The AMA3B1KK-KBR-B0 is a System on Chip (SoC) from the Apollo3 Blue series manufactured by Ambiq Micro, Inc. It integrates an ARM Cortex-M4F processor core operating at a maximum frequency of 96 MHz. The device features 1 MB of flash memory and 348 KB of SRAM. Connectivity options include Bluetooth Low Energy 5.0. The component is housed in a 66-WLCSP package with dimensions of 3.38 x 3.25 mm.

Feature Summary

• Integrates Bluetooth Low Energy 5.0 wireless connectivity for IoT applications
• Utilizes sub-threshold power optimization technology for ultra-low energy consumption
• Combines processing capabilities with extensive peripheral interfaces in a compact form factor

Applications

• Smart home automation devices
• Wearable electronics and health monitors
• Asset tracking systems
• Industrial sensor networks

Procurement Notes

Verify the specific suffix B0 against official datasheets to confirm pinout compatibility and temperature range specifications. Ensure that the WLCSP package requirements align with your PCB assembly capabilities. Cross-reference the manufacturer's latest documentation to confirm RoHS compliance status and moisture sensitivity levels before finalizing procurement plans.

Selection Notes

Select this SoC when designing battery-powered devices requiring long operational life and reliable BLE 5.0 communication. The combination of 1 MB flash and 348 KB RAM supports complex firmware and data buffering needs. Consider the small WLCSP footprint if board space is constrained compared to larger MCU packages.

Part Context

This component belongs to the Apollo3 Blue family, which focuses on low-power wireless connectivity. It serves as the central processing unit for embedded systems requiring efficient power management alongside robust wireless standards. The part number identifies the specific memory configuration and packaging variant within the broader Apollo3 ecosystem.

Replacement Considerations

Direct replacements within the same family include the AMA3B1KK-KCR-B0, which shares similar core specifications but may differ in packaging type. Evaluate alternative Apollo3 variants based on required I/O counts and memory sizes while maintaining compatibility with existing software drivers.