Apollo4 Blue

Brilliantly Connected Devices

The Apollo4 Blue SoC powers brilliantly connected devices with ultra-low power, stunning graphics, and industry-leading security for next-gen applications that range from wearables to digital health.

01

Multipurpose SoC

The Apollo4 Blue can serve as either an applications processor or a coprocessor for battery-powered edge devices.

02

Power for the Next Big Thing

Ample processing power for upcoming big ideas at up to 192MHz, thanks to the Arm® Cortex®-M 4 and turboSPOT®.

03

Inspiring Graphics

The Apollo4 Blue features a high-performance 2.5D GPU with full alpha blending for vector graphics, delivering vibrant, smooth, and inspiring visuals.

04

Redefining connected Tech

The Apollo4 Blue uses Bluetooth® Low Energy 5.1 to redefine connected applications, including wearables, smart homes, digital health, industrial edge, and more.

Apollo4 Blue diagram

Specifications

Ultra-Low Supply Current

  • 5µA/MHz executing from MRAM (with cache)
  • Low-power sleep and deep sleep modes with selectable levels of RAM/cache retention

High-Performance Arm Cortex-M4 Processor

  • Up to192 MHz clock frequency
  • Floating Point Unit (FPU)
  • Memory Protection Unit (MPU)

Bluetooth Low Energy 5.1

  • 2Mbps, extended advertising packets
  • Angle of Arrival (AOA) and Angle of Departure (AOD)
  • Tx: Up to +6 dBm output power
  • Rx Sensitivity: -95 dBm

Security Features

  • Secure Boot
  • Secure over-the-air (OTA) updates
  • Secure wired updates
  • Key revocation

Ultra-Low Power Memory

  • Up to 2MB of non-volatile MRAM for code/data
  • Up to 1.8MB of low-power SRAM for code/data

Ultra-Low Power Interface for On- and Off-Chip Sensors

  • Ultra-Low Power Interface for On- and Off-Chip Sensors
  • Up to 2.8 MS/s sampling rate
  • Temperature sensor with ±3°C accuracy

Ultra-Low Power Flexible Serial Peripherals

  • 2x 2/4/8-bit SPI master interfaces
  • 7x I2C/SPI masters for peripheral communication
  • 1x SPI slave for host communications
  • 4x UART modules with flow control
  • 1x USB 2.0 HS/FS device controller
  • 1x SDIO (SD3.0)/1x eMMC (v4.51)

Display

  • MIPI DSI 1.2 up to 500 Mbps
  • Up to 454 x 454 resolution
  • 4 layers with alpha blending
  • Frame Buffer Decompression

Graphics

  • 2D/2.5D graphics accelerator
  • Full Alpha Blending
  • Texture and Frame Buffer Compression

Audio Processing

  • 1x stereo Low Power Analog microphones
  • 4x stereo Digital microphones
  • 2x full-duplex I2S ports with ASRC

Rich Set of Clock Sources

  • 16-52 MHz and 32.768 kHz Crystal (XTAL) oscillators
  • 1 kHz Low Frequency RC (LFRC) oscillator
  • 2x High Frequency RC (HFRC) oscillator

Power Management

  • Operating range:1.71-2.2 V, –20°C to 60°C
  • SIMO buck
  • Multiple I/O voltages supported

Applications

  • Smartwatches/bands
  • Wireless sensors and IoT
  • Activity and fitness monitors
  • Children's watches
  • Animal trackers
  • Motion and tracking devices
  • Alarms and security system
  • Far-field voice remotes
  • Consumer medical devices
  • Predictive maintenance
  • Smart home

Package Options

  • 4.7mm x 4.7mm, 131-pin SIP BGA

Ordering Information

  • AMA4B2KK-KBR-B2

Video Library

Design Resources

Additional Documentation

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