Apollo4 Blue Plus

Connecting Brilliance with Visual Excellence

Apollo4 Blue Plus provides Bluetooth® Low Energy connectivity and superior graphical performance for ultra-low power applications at the endpoint.

Performance Meets Power Savings

01

The Power to Innovate

Ultra-low power processing of 4µA/MHz at up to 192MHz with turboSPOT® enables next generation devices to do more for longer.

02

Visual Brilliance

High performance 2.5D GPU featuring full alpha blending, vector graphics, and more for vibrant, crystal-clear, and smooth graphics.

03

Uncompromising Security

Certified PSA L1 running advanced secureSPOT® for secure applications. Learn more at https://ambiq.com/securespot/.

04

AI-Powered Possibilities

Experience intelligence at the endpoint, including activity recognition, speech enhancement and de-noising, and real-time health analytics. Learn more at https://ambiq.ai/.

Block Diagram for the Ultra-Low Power Apollo4 Plus Blue SoC

Specifications

Ultra-Low Supply Current

  • 4 μA/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 with FPU

  • Up to 192 MHz clock frequency
  • Floating Point Unit (FPU)
  • Memory Protection Unit (MPU)

Bluetooth Low Energy 5.4

  • 2 Mbps, 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 Recovation

Ultra-Low Power Memory

  • Up to 2MB of non-volatile MRAM for code/data
  • Up to 2.75MB of low power RAM for code/data

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

  • 12-bit ADC, 11 selectable input channels
  • 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
  • 2/4/8/16-bit SPI master interface (16-bit SPI available in AMA4BPK-KXR only)
  • 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 with 2 data lanes up to 500 Mbps
  • Up to 500 x 500 resolution
  • 4 layers with alpha blending
  • Frame Buffer Decompression

Graphics

  • 2D/2.5D graphics accelerator
  • Full Alpha Blending
  • Texture and Frame Buffer Compression
  • Anti-Aliasing
  • Dithering
  • Vector Graphics

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 – 192/384 MHz

Power Management

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

Applications

  • Smart watches/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

  • 4.7 mm x 4.7 mm, 131-pin SiP BGA

Ordering Information

  • AMA4B2KP-KXR (BGA)
  • AMA4B2KP-KBR (BGA)

Design Resources

Browse our Design Resources which includes product briefs, datasheets, selector guides, family brochures, white papers, quick start guides, and more to help you learn more about products.

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