AMAPH1KK-KCR

Overview

The AMAPH1KK-KCR is an embedded system-on-chip IC from the Apollo family, manufactured by Ambiq Micro, Inc. It integrates an ARM Cortex-M4F core operating at a maximum frequency of 48 MHz. The device features 1 MB of ROM and 256 kB of RAM for program storage and data handling. Connectivity options include SPI, I2C, and UART interfaces. It operates within a voltage range of 1.71 V to 2.2 V and supports a single-channel ADC. The component is housed in a 64-pin BGA package and is designed for ultra-low power applications utilizing Sub-Threshold Power Optimized Technology.

Feature Summary

• Ultra-low power architecture based on patented Sub-Threshold Power Optimized Technology
• Integrated ARM Cortex-M4F processor with floating-point unit capabilities
• On-chip memory configuration providing 1 MB ROM and 256 kB RAM
• Standard peripheral connectivity including SPI, I2C, and UART

Applications

• Wearable electronics requiring extended battery life
• Internet of Things (IoT) sensor nodes
• Smart home devices with low standby power requirements
• Medical monitoring devices

Procurement Notes

Verify the specific suffix KCR against official manufacturer documentation to confirm package type and temperature rating. Confirm current lifecycle status as components may be designated Not Recommended for New Designs. Ensure compatibility with existing board layouts regarding the 64-pin BGA footprint before procurement.

Selection Notes

Select this model when a balance of processing capability and minimal power consumption is required. The 48 MHz clock speed suits moderate computational tasks. Verify that the 1 MB ROM meets firmware size requirements. Consider the 64-pin BGA package constraints during PCB design compared to larger pin-count alternatives.

Part Context

This part belongs to the Apollo MCU family, which utilizes Ambiq's proprietary SPOT technology to achieve sub-threshold operation. The series targets applications where energy efficiency is critical. The AMAPH1KK variant represents a specific memory and package configuration within this broader ecosystem of ultra-low power microcontrollers.

Replacement Considerations

Consult official substitution guides for equivalent parts within the Apollo family. Verify if alternative suffixes offer different packaging or temperature ranges. Cross-reference with other manufacturers' ultra-low power Cortex-M4 devices only after confirming electrical and pinout compatibility.