KW47Z420B3AFTBT Overview
The KW47Z420B3AFTBT is a highly integrated wireless microcontroller designed to deliver robust performance for Bluetooth Low Energy (BLE) applications. Combining a 48 MHz ARM Cortex-M0+ core with advanced radio capabilities, this device supports both Bluetooth 5.0 and proprietary protocols, ensuring flexible connectivity in industrial, consumer, and IoT environments. Its low power consumption and compact 48-pin QFN package enable efficient designs where space and energy savings are critical. Engineers and sourcing specialists will find this solution ideal for streamlined development cycles and reliable wireless communication. For more detailed information, visit IC Manufacturer.
KW47Z420B3AFTBT Technical Specifications
| Parameter | Specification |
|---|---|
| Core | ARM Cortex-M0+ running at 48 MHz |
| Flash Memory | 256 KB |
| SRAM | 32 KB |
| Wireless Protocols Supported | Bluetooth 5.0 Low Energy, Proprietary 2.4 GHz |
| Operating Voltage | 1.7 V to 3.6 V |
| Package | 48-pin QFN, 7 mm x 7 mm |
| Temperature Range | -40??C to +85??C |
| Power Consumption (Rx) | Approximately 5.4 mA at 3.0 V |
| Power Consumption (Tx) | Up to 5.6 mA at 0 dBm output power |
| Security Features | ARM TrustZone, AES encryption |
KW47Z420B3AFTBT Key Features
- ARM Cortex-M0+ core at 48 MHz: Provides efficient processing power ideal for low-power wireless applications and real-time control.
- Bluetooth 5.0 LE support: Enables enhanced range, throughput, and broadcasting capabilities, extending device connectivity options.
- Low power consumption: Optimized current usage during transmit and receive modes extends battery life in portable and IoT devices.
- 256 KB Flash and 32 KB SRAM: Offers ample memory for application code and data, supporting complex firmware development.
- Robust security features: Incorporates ARM TrustZone and AES encryption to safeguard wireless communications and device integrity.
- Compact 48-pin QFN package: Facilitates space-efficient PCB designs, reducing overall product size without compromising functionality.
- Flexible operating voltage range (1.7 V to 3.6 V): Supports a variety of power sources, enhancing design versatility.
KW47Z420B3AFTBT Advantages vs Typical Alternatives
This device delivers significant advantages over typical alternatives through its integration of a high-efficiency ARM Cortex-M0+ core and Bluetooth 5.0 support, offering improved wireless range and throughput. Its low power profile makes it ideal for battery-powered applications, while embedded security features enhance data protection. The compact package size simplifies hardware integration, reducing design complexity. Together, these factors provide engineers with a reliable, versatile solution for modern wireless connectivity challenges.
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Typical Applications
- Wireless sensor nodes for industrial automation and environmental monitoring, leveraging low power and secure BLE connectivity to provide real-time data transmission in harsh environments.
- Wearable health and fitness devices requiring efficient power consumption and reliable Bluetooth communication.
- Smart home automation systems, enabling seamless device interconnectivity and control over BLE networks.
- Asset tracking and proximity detection applications benefiting from extended range Bluetooth 5.0 features and compact hardware footprint.
KW47Z420B3AFTBT Brand Info
This product is part of a well-established portfolio from a leading semiconductor manufacturer known for innovative wireless solutions. Designed with a focus on low power consumption and high integration, it reflects the brand??s commitment to enabling next-generation IoT and industrial devices. The product combines proven ARM architecture with advanced radio functionality to meet evolving industry requirements for connectivity, security, and efficiency.
FAQ
What wireless protocols does this microcontroller support?
The device supports Bluetooth 5.0 Low Energy and proprietary 2.4 GHz protocols. This flexibility allows it to be used in a wide range of wireless applications, from standard BLE devices to custom radio implementations requiring proprietary communication schemes.
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What is the operating voltage range for this product?
The microcontroller operates over a voltage range of 1.7 V to 3.6 V. This broad range allows it to be powered by various battery types and regulated supplies, making it suitable for low-power and portable applications.
How does the device handle security for wireless communications?
Security is managed through integrated ARM TrustZone technology and AES encryption. These features help protect sensitive data and prevent unauthorized access, which is crucial for applications in healthcare, industrial, and consumer electronics.
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What kind of packaging does this device come in?
The product is available in a compact 48-pin QFN package measuring 7 mm by 7 mm. This small footprint supports high-density PCB layouts, contributing to space savings in final product designs.
What are the memory resources available on this microcontroller?
It includes 256 KB of Flash memory for program storage and 32 KB of SRAM for data handling. These memory sizes enable the development of complex applications while maintaining efficient operation within embedded environments.
