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.

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Multipurpose SoC

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

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®.

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.

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

Design Resources

Additional Documentation

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Apollo4 Blue

Brilliantly Connected Devices

Features

Multipurpose SoC

Power for the Next Big Thing

Inspiring Graphics

Redefining connected Tech

Apollo4 Blue diagram

Specifications

Ultra-Low Supply Current

High-Performance Arm® Cortex®-M4 Processor

Bluetooth® Low Energy 5.1

Security Features

Ultra-Low Power Memory

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

Ultra-Low Power Flexible Serial Peripherals

Display

Graphics

Audio Processing

Rich Set of Clock Sources

Power Management

Applications

Package Options

Ordering Information

Design Resources

Additional Documentation

Instant Download

Video Library

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