KW47B42Z83AFTBT Overview
The KW47B42Z83AFTBT is a highly integrated wireless microcontroller designed for low-power and secure Bluetooth Low Energy (BLE) applications. Featuring an ARM Cortex-M0+ core, it provides efficient processing suitable for battery-operated and connected devices. This device supports advanced security features alongside flexible memory and peripheral options, making it ideal for IoT, wearables, and smart home products. Its compact 32-pin package ensures easy integration into space-constrained designs. For additional technical resources and support, visit IC Manufacturer.
KW47B42Z83AFTBT Technical Specifications
| Parameter | Specification |
|---|---|
| Core | ARM Cortex-M0+ Processor |
| Max CPU Frequency | 48 MHz |
| Memory | 256 KB Flash, 32 KB SRAM |
| Wireless Protocol | Bluetooth Low Energy 5.0 |
| Operating Voltage | 1.7 V to 3.6 V |
| Package | 32-pin QFN (6×6 mm) |
| Temperature Range | -40??C to +85??C |
| Security Features | ARM TrustZone, AES-128 Encryption |
| Integrated Peripherals | Multiple UART, SPI, I2C interfaces; ADC; TPM |
KW47B42Z83AFTBT Key Features
- ARM Cortex-M0+ Core: Enables efficient processing at 48 MHz, balancing performance and power consumption for prolonged battery life.
- Bluetooth 5.0 Support: Offers enhanced wireless range and throughput, critical for reliable IoT connectivity.
- Advanced Security: Incorporates hardware-based AES-128 encryption and ARM TrustZone technology to safeguard sensitive data and firmware.
- Integrated Memory: Provides 256 KB Flash and 32 KB SRAM, supporting complex application code and data buffering without external memory.
- Rich Peripheral Set: Includes UART, SPI, I2C communication interfaces and ADC, enabling versatile sensor and device interfacing.
- Low Power Operation: Designed for minimal current consumption during active and sleep modes, extending device operational life in battery-powered systems.
- Compact Packaging: The 32-pin QFN form factor supports miniaturized system designs while maintaining robust connectivity options.
KW47B42Z83AFTBT Advantages vs Typical Alternatives
This wireless microcontroller stands out with its balance of processing power, advanced Bluetooth 5.0 capabilities, and integrated security features. Compared to typical alternatives, it offers superior power efficiency and enhanced data protection, enabling longer device uptime and safer communication. Its comprehensive peripheral set and moderate memory size simplify system design, reducing the need for external components and lowering overall BOM cost.
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Typical Applications
- Internet of Things (IoT) devices requiring low power consumption and reliable BLE connectivity, such as smart sensors and asset trackers.
- Wearable electronics demanding compact size and secure data transmission.
- Smart home automation systems, including lighting controls and environmental monitoring devices.
- Industrial wireless sensor networks where robust security and efficient processing are essential.
KW47B42Z83AFTBT Brand Info
This device is produced by a leading semiconductor manufacturer specializing in low-power wireless solutions. It combines industry-standard ARM processing technology with proprietary wireless and security expertise, delivering a reliable microcontroller platform for next-generation Bluetooth Low Energy applications. The design emphasizes integration and efficiency, supporting rapid development cycles for connected electronics in diverse markets.
FAQ
What is the maximum operating frequency of this wireless microcontroller?
The microcontroller operates up to 48 MHz, balancing processing speed with low power consumption, ideal for embedded Bluetooth Low Energy applications requiring efficient computation.
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Does this device support Bluetooth 5.0 features?
Yes, it fully supports Bluetooth Low Energy 5.0, enabling extended range, improved data throughput, and enhanced coexistence with other wireless technologies.
What security mechanisms are integrated in this product?
It includes hardware-based AES-128 encryption and ARM TrustZone technology, providing robust protection for data confidentiality and secure firmware execution.
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What are the memory capacities available on this microcontroller?
The device incorporates 256 KB of Flash memory for program storage and 32 KB of SRAM for data and buffering, sufficient for complex embedded applications without external memory.
What package type does this microcontroller use, and how does it benefit system design?
The microcontroller comes in a compact 32-pin QFN package measuring 6×6 mm, which supports space-saving PCB layouts and enhances thermal performance while maintaining reliable signal integrity.
