Comprehensive Introduction to the DA14530 Chip
/в Электронные компоненты знания /от Административный персоналThe DA14530, developed by Renesas Electronics, is an ultra-low-power Bluetooth 5.1 Система на чипе (Соц) specifically designed for IoT (Интернет вещей) приложения. It integrates a 2.4GHz CMOS RF transceiver, an ARM Cortex-M0+ microcontroller, embedded memory, and various peripheral interfaces. Supporting the Bluetooth Low Energy (Бле) 5.1 стандартный, it is ideal for medical devices, носимые устройства, smart home systems, and industrial sensors where both power efficiency and compact size are critical.
Architecture and Key Specifications
Module | Specification / Особенность |
---|---|
Bluetooth Standard / Protocol | Compliant with Bluetooth 5.1 Core Specification |
Rf / Modulation | Работает в 2.4 GHz ISM band; supports BLE communication |
MCU Core | 32-bit Arm Cortex-M0+ |
Clock / Oscillator | External 32 MHz crystal + internal 32 MHz RC oscillator; 32 kHz crystal + 32/512 kHz RC oscillators |
Память | 144 kB ROM (embedded system/protocol code) 32 kB One-Time Programmable (OTP) память 48 kB RAM |
Communication Interfaces | UART ×2 (one with flow control) SPI master/slave (до 32 МГц) I²C bus (100 / 400 kHz) GPIO pins ×12 (in FCGQFN24 package) 4-channel 10-bit ADC (for battery monitoring, и т. д.) |
Power / Voltage | Рабочее напряжение: 1.8V ~ 3.3V Uses an internal LDO (instead of DC/DC converter) to reduce system cost—inductor-free in certain modes |
RF Performance | Transmit power: –19.5 dBm to +4 DBM Receiver sensitivity: примерно. –94 dBm |
Энергопотребление | RX mode: примерно. 4.3–5 mA TX mode: до 9 mA (depending on output power level) |
Cold Start / Wake-up Time | Typical wake-up time from sleep to RF-ready: ~35 ms |
Operating Temperature Range | –40°C to +85°C |
Package / Form Factor | FCGQFN24 package, примерно. 2.2 × 3.0 мм (0.65 mm thickness) |
Безопасность / Encryption | Integrated AES-128 hardware encryption module Software-implemented TRNG (True Random Number Generator) |
Features and Advantages of the DA14530
The DA14530 stands out in the Bluetooth Low Energy (Бле) SoC market due to its exceptionally low power consumption, compact design, and cost efficiency. Below are its defining strengths:
1.Ultra-Low Power Consumption & Optimized Sleep Modes
Designed for wearables, low-power IoT devices, and battery-operated systems, the DA14530 excels in both active and sleep modes.
Its highly optimized power architecture allows even tiny-capacity batteries (as small as <30 mAh) to deliver long operational lifespans, making it ideal for compact, energy-constrained applications.
2.Minimal System Components
The chip requires very few external passive components (such as resistors, конденсаторы, and crystals), enabling a complete BLE system with a minimal circuit footprint.
In some configurations, it can even eliminate the need for an external DC/DC converter, further reducing the BOM (Bill of Materials) cost and overall design complexity.
3.Optimized for Cost and Size
Compared with similar BLE SoCs, the DA14530 achieves an impressive balance of miniaturization and integration.
As part of Renesas’s SmartBond TINY series, it’s engineered to make BLE integration simpler, smaller, and more affordable, lowering the entry barrier for IoT and consumer electronics developers.
4.Ideal for Disposable or Single-Use Devices
The DA14530 is specifically optimized for disposable or single-use applications, such as medical patches, wearable environmental sensors, and other temporary monitoring devices.
It supports ultra-low leakage currents, multi-year standby lifetimes, and excellent inrush current tolerance, making it suitable for products where battery longevity and reliability are paramount.
5.Robust Connectivity
Despite its compact size, the DA14530 can maintain up to three simultaneous BLE connections, allowing it to communicate with multiple central or peripheral devices at once.
It also includes AES-128 encryption, hardware link-layer acceleration, and a software-based true random number generator (TRNG) to ensure secure data transmission and reliable performance.
6.Comprehensive Software Ecosystem
Renesas (formerly Dialog) offers a complete development environment, including an advanced SDK, reference example codes, and debugging tools such as SmartSnippets Studio and SmartSnippets Toolbox.
These resources greatly simplify firmware development and shorten time-to-market for BLE-enabled products.
Development Resources and Production Support
Development Kit: The DA14530-00FXDB-P Совет по развитию includes an FCGQFN24 daughter board for quick prototyping and evaluation.
Software Tools: The SDK comes with a fully integrated Bluetooth protocol stack, compatible with Keil and GCC compilers, and provides ready-to-use examples and documentation.
Production Support: Dedicated production line tools help manufacturers accelerate mass production ramp-up and reduce time-to-market.
Application Scenarios of the DA14530 Chip
As an ultra-low-power Bluetooth 5.1 Соц, the DA14530 stands out for its power efficiency, high integration, and miniature packaging, making it widely adopted across multiple industries. Below are its major application areas:
1. Медицинские устройства
Connected Inhalers: Utilize Bluetooth 5.1 to link with smartphones or medical platforms for medication tracking, dosage reminders, and improved patient compliance.
Glucose Meters: Transmit real-time glucose readings to mobile apps or cloud services for remote monitoring and treatment optimization.
Smart Patches: Continuously monitor vital signs (НАПРИМЕР., heart rate, температура) and transmit data wirelessly to healthcare systems, enabling telemedicine.
Blood Pressure Monitors: Sync measurement data to mobile applications via Bluetooth for long-term health tracking and data sharing.
2. Wearable Devices
Smartwatches: Enable Bluetooth connectivity for notifications, fitness tracking, and health monitoring with extended battery life.
Fitness Trackers: Sync step counts, calorie data, and workout summaries via Bluetooth 5.1 while maintaining low power consumption.
Smart Bands: Support sleep and heart-rate monitoring; ultra-low power operation allows weeks or even months of use on a single charge.
3. Smart Home Systems
Wireless Sensors: Monitor temperature, влажность, свет, and door/window status, transmitting environmental data to home hubs.
Smart Thermostats: Allow remote temperature control and energy optimization via Bluetooth connection.
Smart Locks: Support mobile unlocking, temporary access sharing, and secure user authentication over BLE.
4. Промышленная автоматизация
Low-Power Wireless Sensor Networks: Deploy DA14530-based sensors in factories to monitor vibration, температура, and other parameters for predictive maintenance.
Asset Tracking: Track industrial equipment or goods using BLE tags for logistics and inventory management.
Environmental Monitoring: Detect air quality and gas concentration in chemical or pharmaceutical industries to ensure workplace safety.
5. Автомобильная электроника
Tire Pressure Monitoring Systems (TPMS): DA14530’s low-power operation makes it suitable for long-term tire pressure tracking with Bluetooth connectivity to displays or mobile apps.
Keyless Entry Systems: Enable Bluetooth-based digital keys for seamless car access and enhanced user convenience.
In-Vehicle Sensors: Monitor cabin temperature, влажность, and air quality, coordinating with HVAC systems for an optimized driving experience.
6. Retail and Logistics
Smart Shelves: Use Bluetooth beacons for product positioning and inventory management; shoppers can locate items via mobile apps.
Electronic Shelf Labels (ESL): Dynamically update pricing and product information over BLE, reducing manual labor and error rates.
Logistics Tracking: Embed Bluetooth tags in shipments for real-time tracking, improving supply chain visibility and efficiency.
7. Consumer Electronics Accessories
Bluetooth Earbuds: Serve as the main controller for low-power audio transmission, supporting noise reduction and extended playback time.
Game Controllers: Offer low-latency Bluetooth 5.1 connectivity for a smoother gaming experience.
Remote Controls: Used in smart TVs and set-top boxes, supporting advanced features like voice input and gesture recognition.
8. Agriculture and Environmental Monitoring
Soil Moisture Sensors: Monitor soil conditions and transmit data to irrigation systems for precision agriculture.
Weather Stations: Collect and send environmental data (температура, влажность, wind speed, rainfall) to the cloud for climate analysis.
Animal Tracking: Track livestock movement and activity for smarter, data-driven farm management.
Заключение
As a flagship member of the Renesas SmartBond TINY family, the DA14530 redefines lightweight BLE SoC design through its remarkable power efficiency, ultra-small footprint, and minimal peripheral requirements.
It transforms Bluetooth connectivity from a high-cost, high-power feature into a simple, accessible, and energy-efficient solution that can be seamlessly embedded in virtually any smart device.
For applications requiring stable Bluetooth communication under tight space and battery constraints—such as wearables, medical patches, smart tags, or IoT sensor nodes—the DA14530 delivers a perfect balance between cost, производительность, and power consumption, making it one of the most competitive BLE SoCs in its class.