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Features

  • Future proof, compliant with Bluetooth 5.1 (core)
  • Optimized for disposable products in connected medical, connected consumer
    • Designed to work with disposable, even printed batteries
    • Works well with smallest capacity batteries, <30mAh
    • Supports multiple years of shelf life
    • Inrush current can be limited for disposable batteries with high internal resistance
    • Package design allows for low cost manufacturing with smallest possible footprint
  • Only requiring a single 32MHz crystal
  • In bypass mode no DC/DC inductor required
  • No boost converter required when working with 1.5V batteries
  • Production Line Tool for accelerated production ramp up, resulting in faster time to market and shortest production test time per device

Description

SmartBond TINY™, the world’s smallest and lowest power Bluetooth® 5.1 System-on-Chip (SoC), brings down the cost of adding Bluetooth Low Energy (LE) in any system and takes mobile connectivity to places previously out of reach, triggering a wave of a billion IoT devices, all with SmartBond TINY at the heart.

The low system cost is achieved through the high level of integration in SmartBond TINY: A complete Bluetooth Low Energy system can be achieved with the addition of six tiny external passives, a crystal, and a power source. To lower the barrier of entry, SmartBond TINY is also available in an easy-to-use tiny module incorporating all the needed components, making the addition of Bluetooth Low Energy to any application a simple drop-in.

Record low hibernation and active power consumption ensure long operating and shelf life with even the tiniest, disposable batteries. Based on a powerful 32-bit Arm® Cortex®-M0+ with integrated memories and a complete set of analog and digital peripherals, SmartBond TINY is extremely power efficient, delivering a record score of 18300 on the latest EEMBC benchmark for IoT connectivity, IoTMark™.

The DA14531-01 variant of the DA14531 is optimized for peripheral-only applications and provides around 25% additional user RAM memory for a typical Bluetooth LE application compared to the DA14531-00 and is pin-to-pin compatible.

The DA14530 is pin-to-pin compatible with the DA14531 in a 2.2mm x 3.0mm FCGQFN24 package and provides cost savings by operating from an internal LDO, eliminating the cost of a DC/DC inductor.

Available in a tiny 2.0mm x 1.7mm package, the DA14531 is half the size of its predecessor or any offering from other leading manufacturers. And, it is complemented by a flexible software development kit (SDK) supporting major compilers such as Keil and GCC out of the box.

Learn more about the DA14531MOD module.

Parameters

Attributes Value
Wireless Standard BLE 5.1 Core specification
Proprietary 2G4 protocol No
CPU M0+
Flash Memory (KB) 0
ROM (KB) 144
Memory Size (OTP) (KB) 32
RAM (KB) 48
GPIOs (#) 6, 12
Supply Voltage Vcc Range 1.1-3.6
Integrated DCDC Integrated Buck/Boost DC-DC converter
Integrated Battery Charger No
External Rails and Load Capacity None
Tx Current (mA) 3.5
Rx current (mA) 2.2
Output Power Range (dBm) -
Sensitivity (dBm) (dBm) -94
Clock Rate (MHz) 16
Flexible System Clock Yes
Execute from FLASH No
Hardware Crypto Engine Yes
QSPI Interface (#) 0
SPI (#) 1
I2C (#) 1
UART (#) 2
ADC 10-bit x 4-ch
USB Ports (#) 0
LE Data Length Extensions Supported
2Mbps Not Supported
LE Coded PHY (Long Range) Not Supported
Extended Advertising Not Supported
Periodic Advertising Not Supported
AoA Not Supported
AoD Not Supported
GATT Caching Not Supported
Bluetooth® Mesh Not Supported
Temp. Range (°C) -40 to +85°C

Package Options

Pkg. Type Pkg. Dimensions (mm) Lead Count (#) Pitch (mm)
FCGQFN 2.2 x 3 x 0.65 24 0.4
WLCSP 1.7 x 2 x 0.328 17 0.4

Application Block Diagrams

Automatic Espresso Maker with Digital Controls Block Diagram
Automatic Espresso Maker with Digital Controls
AI-powered espresso machine with a large touchscreen and smart cloud connectivity.
20-28 Cell Battery Pack (Up to 118V) Block Diagram
20-28 Cell Battery Pack (Up to 118V)
Scalable 20-28 cell battery pack design with optional Bluetooth connectivity.
Single Antenna Proximity and Tracking Tag Block Diagram
Bluetooth Low Energy Tags for Proximity and Asset Tracking
Ultra-low power Bluetooth Low Energy asset tracker tag with high-precision accuracy.
Smart Wireless Wall Clock Block Diagram
Smart Wireless Wall Clock
Compact, low-cost clock design with a smooth transition of digits and automatic brightness adjustment.
Wireless Smart Door Lock Block Diagram
Smart Wireless Door Lock
NFC-charged smart lock with Bluetooth LE, secure pairing, and IoT control for easy, wire-free access.
Interactive block diagram of the Matter-ready multi-sensor with Wi-Fi and Bluetooth connectivity.
Matter-Ready Sensor Module with Wi-Fi & Bluetooth
Matter-ready multi-sensor with Wi-Fi offers interoperability, battery/solar power, and supports multiple sensors.
Smart Bicycle Tail Light & Alarm System Block Diagram
Smart Bicycle Tail Light & Alarm System
Smart bicycle tail light system offers customizable LEDs, a security alarm, and Bluetooth control.
Solar-Powered Location Tracker Block Diagram
Solar-Powered Location Tracker
The solar-powered location tracker offers modular design, versatile connectivity, and PV energy harvesting.
Pet Tracker Block Diagram
Ultra Low Power Pet Tracker with Wi-Fi, GPS, LTE, Bluetooth Low Energy
Modular low-power tracker design with Wi-Fi, Bluetooth LE, LTE, and GNSS for seamless indoor and outdoor use.
Smart BLDC Ceiling Fan with PFC Block Diagram
Smart BLDC Ceiling Fan with PFC
Smart ceiling fan enhances air quality with sensorless vector control and remote Bluetooth LE operation.
Barcode Scanner System Block Diagram
Barcode Scanner System
Dual-core Cortex-A55-based barcode scanner with object detection, safe operation, and flexible connectivity.
Interactive block diagram of IoT vommunications gateway features and MCU and NFC, Bluetooth LE, and cloud connectivity.
IoT Communications Gateway Hub
Smart communication gateway syncs patient data with doctors via Bluetooth LE, NFC, and cloud connectivity.
Tire Pressure Monitoring System Block Diagram
Tire Pressure Monitoring System
Low-power Bluetooth LE TPMS design with integrated PMIC for cost, size, and development time reduction.
Wireless EV Battery Management System Block Diagram
Wireless EV Battery Management System
Renesas' wireless BMS removes wire harnesses, boosts flexibility, and uses Bluetooth LE for standardization.
PC Water Cooling System with Wireless Control Block Diagram
PC Water Cooling System with Wireless Control
Advanced PC water cooler with wireless control, efficient heat dissipation, and flexible configurations.

Additional Applications

  • Connected consumer
    • Beacons
    • Smart labels
    • Remote controls
    • Proximity tags
    • Connected watches
    • Stylus pens
    • Computer mice
    • Toys
    • Low power sensors
    • Bluetooth Low Energy add on "Bluetooth LE pipe" to existing applications
  • Connected medical
    • Connected injectors
    • Inhalers
    • Glucose monitors
    • Smart patches
    • Blood pressure meters
    • Thermometers
  • Automotive
    • Tire pressure
    • Monitoring systems
    • Low-power wireless sensors

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