KW47B42ZB2AFTBT Overview
The KW47B42ZB2AFTBT is a highly integrated wireless microcontroller designed for low-power Bluetooth 5.1 applications, providing robust connectivity and versatile peripheral support. Engineered with a 32-bit ARM Cortex-M4 core, this device combines efficient processing with flexible memory options, enabling seamless integration into IoT, industrial, and consumer electronics systems. Its comprehensive RF capabilities support enhanced data throughput and extended range, making it suitable for a broad range of wireless designs. For sourcing and detailed product information, visit IC Manufacturer.
KW47B42ZB2AFTBT Technical Specifications
| Parameter | Specification |
|---|---|
| Core | 32-bit ARM Cortex-M4 with FPU |
| Operating Frequency | Up to 48 MHz |
| Flash Memory | 256 KB |
| RAM | 32 KB SRAM |
| Wireless Protocol | Bluetooth 5.1 Low Energy |
| RF Output Power | Up to +8 dBm |
| Operating Voltage | 1.7 V to 3.6 V |
| Package | 48-pin LQFP, 7×7 mm |
| Temperature Range | -40??C to 85??C |
KW47B42ZB2AFTBT Key Features
- 32-bit ARM Cortex-M4 core: Delivers efficient processing performance with floating-point unit support, enabling sophisticated application execution and signal processing.
- Bluetooth 5.1 Low Energy support: Ensures enhanced wireless connectivity with improved range, data rate, and coexistence features critical for modern IoT environments.
- Integrated memory architecture: Combines 256 KB Flash and 32 KB SRAM to support complex firmware and real-time operation without external memory dependencies.
- Flexible power supply range: Operates from 1.7 V to 3.6 V, allowing compatibility with a variety of battery types and power management schemes for extended device life.
- Compact 48-pin LQFP package: Provides a small form factor facilitating high-density PCB layouts for space-constrained designs.
- Robust temperature tolerance: Supports operation from -40??C to 85??C, ensuring reliable performance in industrial and outdoor environments.
- Up to +8 dBm RF output power: Enhances transmission range and signal quality, reducing retransmissions and improving overall system efficiency.
KW47B42ZB2AFTBT Advantages vs Typical Alternatives
This device offers a balanced combination of processing power, memory size, and Bluetooth 5.1 support, which many alternatives may lack in integration or energy efficiency. Its flexible operating voltage and extended temperature range provide versatility and reliability unmatched by standard low-power wireless MCUs. The enhanced RF output power and compact packaging optimize both performance and system integration, making it a superior choice for demanding industrial and consumer wireless applications.
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Typical Applications
- Wireless sensor networks and IoT devices requiring low power consumption and reliable Bluetooth 5.1 connectivity for data transmission and control.
- Wearable electronics where efficient processing and extended battery life are critical.
- Smart home automation systems needing seamless wireless communication and robust environmental tolerance.
- Industrial monitoring and control equipment operating in harsh temperature conditions with stringent reliability demands.
KW47B42ZB2AFTBT Brand Info
This product is part of a comprehensive portfolio of wireless microcontrollers from a leading semiconductor manufacturer specializing in embedded connectivity solutions. Designed with a focus on power efficiency, integration, and performance, it supports a wide range of Bluetooth Low Energy applications. The microcontroller family is backed by extensive development tools and robust software stacks, ensuring rapid firmware development and deployment across industrial and consumer markets.
FAQ
What core architecture does this microcontroller utilize, and what benefits does it provide?
The microcontroller employs a 32-bit ARM Cortex-M4 core with an integrated floating-point unit. This architecture offers high processing efficiency and supports complex mathematical operations, which benefits applications requiring real-time signal processing or advanced control algorithms.
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Which Bluetooth standard is supported, and how does it enhance wireless performance?
It supports Bluetooth 5.1 Low Energy, which improves wireless range, data throughput, and coexistence with other wireless technologies. These enhancements enable more reliable and efficient communication in crowded radio environments.
What is the operating voltage range, and why is this important?
The device operates across a voltage range of 1.7 V to 3.6 V. This wide range allows compatibility with different battery chemistries and power sources, enabling flexible power management strategies and longer device lifetimes.
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How does the package size influence system design?
The 48-pin LQFP package measures 7 by 7 millimeters, which is compact enough for space-constrained applications. This small footprint helps engineers design smaller, lighter products without sacrificing functionality or connectivity options.
Can this microcontroller operate in harsh temperature environments?
Yes, it supports an industrial temperature range from -40??C to 85??C, ensuring stable and reliable operation in environments with extreme temperature fluctuations, which is critical for industrial and outdoor applications.
