Atmosic ATM3

ATM3 series Bluetooth SOC solutions

Introducing the ATM3 Series, a collection of highly efficient Bluetooth® 5 system-on-a-chip (SoC) solutions renowned for their extreme low-power capabilities. ATM3 Series adds the management of energy harvesting, energy storage, and power distribution to further extend battery life or enable battery-free operation for many applications. These Bluetooth Low Energy SoCs seamlessly integrate a Bluetooth 5 radio with an ARM® Cortex® M0 processor and cutting-edge power management technology, ensuring prolonged battery life in devices.

Supplier: Atmosic

Technology type: Bluetooth Modules

The ATM3 stands out as a highly adaptable SoC solution, capable of harvesting energy from diverse sources and efficiently managing energy storage, making it ideal for a broad spectrum of consumer, commercial, and industrial applications. The series is available in different packages, including 40-pin QFN, 64-pin DR-QFN, and 56-pin QFN, all supporting a common core feature set with varying I/O options.

Crafted with meticulous attention, the ATM3 series SoC boasts a comprehensive array of peripherals and adaptable I/O, catering to a diverse range of applications in the consumer, commercial, and industrial Internet of Things (IoT) markets, encompassing UART, I2C, SPI, Quad SPI for external flash, PDM digital microphone, PWM outputs, QDEC for sensor inputs, KSM, Analog Comparator, and Application ADC. The flexible pin muxing system allows for optimal routing of peripherals to I/O pins based on specific application and product requirements.






Range features

A high level overview of what this range offers

  • Bluetooth LE:

    • Bluetooth Low-Energy 5.0 compliant
    • Supports PHY rates of 2 Mbps, 1 Mbps, 500 kbps, and 125 kbps
  • CPU and Memory:

    • 16 MHz ARM® Cortex® M0 CPU
    • Memory configuration includes 256 KB ROM, 128 KB RAM, 4K OTP, and optional 1 MB NVM
    • Retention RAM configurable from 16 KB to 128 KB in 16 KB step sizes
    • 16 MHz / Optional 32.768 kHz Crystal Oscillator
  • Security:

    • AES-128 Hardware Accelerator
    • True random number generator (TRNG)
  • Energy Harvesting:

    • On-chip RF Energy Harvesting
    • Supports photovoltaic, thermal, motion, and other energy harvesting technologies
    • External Harvesting/Storage Interface

What's in this range?

All the variants in the range and a comparison of what they offer

Device Part Number Energy Harvesting Product Line Size (mm) Package Pin Count Delivery
ATM3201 ATM3201SR Yes Wireless MCU 5x5 QFN 40-Pin Small 7” Reel (1000 pcs)
ATM3202 ATM3202SR Yes Wireless MCU 5x5 QFN 40-Pin Small 7” Reel
ATM3221 ATM3221SR Yes Wireless MCU 6x6 DR-QFN 64-Pin Small 7” Reel
ATM3231 ATM3231TR Yes Wireless MCU 7x7 QFN 56-Pin Standard 13” Reel (2500 pcs)
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