KW47Z420B2AFTBR Overview
The KW47Z420B2AFTBR is a highly integrated, ultra-low-power wireless microcontroller designed for robust Bluetooth 5.0 and IEEE 802.15.4 connectivity. It features an ARM Cortex-M0+ core optimized for efficient processing with built-in security and rich peripheral support. This device is ideal for battery-powered applications requiring reliable wireless communication and extended operational life. Its compact 48-pin package balances integration and flexibility, making it suitable for diverse industrial and consumer IoT applications. Available through IC Manufacturer, the solution offers engineers a cost-effective platform with advanced radio performance and comprehensive development support.
KW47Z420B2AFTBR Technical Specifications
| Parameter | Specification |
|---|---|
| Core | ARM Cortex-M0+ running up to 48 MHz |
| Memory | 256 KB Flash, 32 KB RAM |
| Wireless Protocols | Bluetooth 5.0 Low Energy, IEEE 802.15.4 |
| Operating Voltage | 1.7 V to 3.6 V |
| Package | 48-pin LQFP |
| Radio Frequency | 2.4 GHz ISM Band |
| Power Consumption | Standby: 500 nA; RX: 6.1 mA; TX: 7.3 mA @ 0 dBm |
| Security | 256-bit AES encryption hardware engine |
| Peripherals | ADC, UART, SPI, I2C, TPM, Timers |
| Temperature Range | -40??C to 85??C |
KW47Z420B2AFTBR Key Features
- ARM Cortex-M0+ Core: Efficient 48 MHz processing performance enables responsive, low-latency wireless applications with minimized power draw.
- Dual Wireless Protocol Support: Simultaneous Bluetooth 5.0 Low Energy and IEEE 802.15.4 support provides versatile connectivity options for mesh networking and point-to-point communication.
- Ultra-Low Power Operation: Standby current as low as 500 nA extends battery life in remote or portable devices, critical for long-term deployments.
- Integrated Security Engine: Hardware-based 256-bit AES encryption ensures secure data transmission and protects against unauthorized access.
- Rich Peripheral Set: Includes ADC, UART, SPI, I2C, timers, and TPM modules to support varied sensor interfaces and control functions in embedded systems.
- Compact Package: The 48-pin LQFP package allows integration into space-constrained designs without sacrificing I/O capability.
- Robust Operating Range: Extended industrial temperature operation from -40??C to 85??C ensures reliability in harsh environments.
KW47Z420B2AFTBR Advantages vs Typical Alternatives
This device offers a competitive edge through its dual-protocol wireless capabilities combined with ultra-low power consumption, making it more suitable for battery-powered and mesh networking applications compared to single-protocol alternatives. Its integrated security engine and broad peripheral set enhance system reliability and integration flexibility, reducing overall BOM cost and development complexity.
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Typical Applications
- Industrial IoT Sensor Nodes: Provides secure wireless communication and low power operation, ideal for remote sensing and monitoring in manufacturing or environmental systems.
- Smart Home Automation: Enables Bluetooth 5.0 connectivity for device control, lighting, and security systems requiring reliable and scalable wireless links.
- Wearable Devices: Supports compact, energy-efficient wireless designs for fitness trackers and health monitoring with extended battery life.
- Asset Tracking Systems: Delivers long-range, low-power wireless communication for real-time location and condition reporting in logistics and supply chain management.
KW47Z420B2AFTBR Brand Info
The KW47Z420B2AFTBR is part of a trusted portfolio of wireless microcontrollers renowned for combining advanced radio technologies with efficient processing cores. Designed by a leading semiconductor manufacturer, this product emphasizes robust connectivity, security, and power efficiency. It is supported by comprehensive development tools and software stacks to accelerate time-to-market for industrial and consumer wireless applications. The brand commitment focuses on delivering reliable semiconductor solutions catering to the evolving needs of embedded wireless systems.
FAQ
What wireless standards does this microcontroller support?
The device supports Bluetooth 5.0 Low Energy and IEEE 802.15.4 protocols, enabling versatile wireless communication options including mesh networking and low-power point-to-point links.
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How does the power consumption of the device benefit battery-operated applications?
With standby currents as low as 500 nA and efficient active mode consumption, the microcontroller prolongs battery life, allowing devices to operate for extended periods without frequent recharging or replacement.
What security features are integrated into the device?
It includes a hardware-based 256-bit AES encryption engine, which secures data transmissions and prevents unauthorized access, supporting robust wireless communication in sensitive applications.
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Which peripherals are available for sensor and control interfacing?
The microcontroller integrates multiple peripherals such as ADC, UART, SPI, I2C, TPM, and timers, enabling flexible interfacing with various sensors and actuators for embedded control systems.
Is this device suitable for harsh environmental conditions?
Yes, it operates reliably across a wide temperature range from -40??C to 85??C, making it appropriate for industrial and outdoor applications subject to extreme temperatures.
