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Apollo3 Blue Plus

Intelligence Everywhere

Now with more memory and security than ever in the Apollo3 product family, Apollo3 Blue Plus enables the future of AI in connected living and industry.

Where to Buy
Design Resources

Bridging AI, Connectivity, and Exceptional Living

01

Unlock Innovation

Apollo3 Blue Plus offers abundant application processing power and memory, as well as extended battery life for next-generation devices.

02

Be Heard

Keyword detection for voice assistance is made easy on Ambiq’s proprietary Voice-on-SPOT®.

03

Create Everywhere

A rich set of power modes and peripherals enable a wide variety of uses across vastly different applications to benefit from the SPOT advantage.

04

Design Securely

Ambiq’s secureSPOT® platform offers secure OTA and wired updates, Flash protection, recovery, hardware entropy, secure boot, and more for secure applications.

Apollo3 Blue Plus Block Diagram

Specifications

Ultra-Low Supply Current

  • 6 μA/MHz executing from flash or RAM at 3.3 V
  • 1 μA deep sleep mode (Bluetooth Low Energy Off) with RTC at 3.3 V (Bluetooth Low Energy in SD)

High-Performance Arm Cortex-M4 Processor

  • Up to 48 MHz nominal clock frequency with 96 MHz performance TurboSPOT Mode
  • Floating Point Unit (FPU)
  • Memory Protection Unit (MPU)
  • Wake-up interrupt controller (WIC) with 32 interrupts

Integrated Bluetooth Low Energy Module

  • RF sensitivity: -93 dBm (typical)

Ultra-Low Power Memory

  • Up to 2MB of flash memory for code/data
  • Up to 768KB of low power RAM for code/data
  • 16KB 2-way Associative/Direct-Mapped Cache

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

  • 14-bit ADC, 14 selectable input channels available
  • Up to 2.67 MS/s sampling rate
  • Voltage Comparator (VCOMP)
  • Temperature sensor with ±3°C accuracy after calibration

Ultra-Low Power Flexible Serial Peripherals

  • ISO7816 Secure interface
  • 1x 2/4/8-bit and 2x 2/4-bit SPI master interface (MSPIs)
  • 6x I2C/SPI masters for peripheral communication
  • 1x I2C/SPI slave for host communications
  • 2x UART modules with 32-location Tx and Rx FIFOs
  • PDM for mono and stereo audio microphones
  • 1x 12S slave for PDM audio pass-through

Rich Set of Clock Sources

  • 32.768 kHz Crystal (XTAL) oscillator
  • Low Frequency RC (LFRC) oscillator (1.024 kHz)
  • High Frequency RC (HFRC) oscillator (48/96 MHz)
  • RTC based on Ambiq’s AM08X5/18X5 family

Wide Operating Range

  • 1.755-3.63 V, -40°C to 85°C

Applications

  • Voice-on-SPOT compatible for always-listening keyword detect, audio command recognition and voice assistant integration in battery-powered devices including:
    - Bluetooth® headsets, earbuds, and truly wireless earbuds
    - Remote and Gaming Controls
    - Smart home
  • Wearables including smart watches and fitness/activity trackers
  • Hearing aids, Digital Health Monitoring and Sensing Devices
  • Smart Home Automation, Security and Lighting control applications

Package Option

  • 5.3 mm x 4.3 mm x 0.8 mm, 108-pin BGA with 74 GPIO

Ordering Information

  • AMA3B2KK-KBR (768KB RAM, 108-pin BGA)
  • AMA3B2EVB (EVB)

Where to Buy

Apollo3 Blue Plus
AMA3B2KK-KBR BGA
Apollo3 Blue Plus EVB

Apollo3 Blue Plus
Evaluation Board
AMA3B2EVB
Apollo3 Blue Plus VoS Kit AMA3BPVOS

Apollo3 Blue Plus
Voice-on-SPOT Kit
AMA3BPVOS

Design Resources

Download resources including Product Briefs, Selector Guides, White Paper, Case Studies, Analyst Reports, and more

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Comparison table

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Apollo Families

Parameters

SoC Frequency

SoC

SoC CoreMark®Power Efficiency

NVM

SRAM

Voltage

ADC

UART

I/O

MSPI Master

I²S

Audio

Display

Graphics

Security

Connectivity

RF Sensitivity

Tx Output Power

Packages

Ordering Information

Apollo510

96 MHz
250 MHz turboSPOT

32-bit Arm Cortex-M55 with Helium, DMA

Contact Ambiq

4MB

3.75MB

1.71-2.2 V

12-bit, 11-channel, up to 2.8 MS/s Sampling Rate ADC

4

I²C/SPI Master (8x) 1x full-duplex/1x half-duplex I²C/SPI Slave USB 2.0 FS/HS SDIO v3.0/eMMC (2x) Support for multiple I/O voltages ranging 1.14 to 3.63V

1/2/4/8-bit wide (2x) up to 96 MT/s (SDR/DDR) 1/2/4/8/16-bit wide (2x) up to 250 MT/s (SDR/DDR)

I²S Master/Slave (2x) full-duplex with ASRC (1x)

PDM stereo DMIC interface (1x) Low Power Audio ADC (1x) PLL for Precision Audio

SPI 3-wire/4-wire Dual/QuadSPI MIPI DSI at 1.5 Gbps (2 lanes) 4-layer Display Controller Memory in Pixel (MiP) Interface

2D/2.5D GPU with anti-aliasing, dithering, and vector graphics acceleration

secureSPOT 3.0 Arm TrustZone®

-

-

-

• 6.6 x 6.6 mm, BGA w/ 183 GPIO
• 4.9 x 4.7 mm, CSP w/ 144 GPIO

• AP510NFA-CBR (BGA)
• AP510NFA-CCR (CSP)

Apollo4 Blue Plus

96 MHz, 192 MHz turboSPOT

32-bit Arm Cortex-M4F, DMA, Arm Cortex-M0 for Bluetooth Low Energy

29 µW/MHz

2MB

2.75MB

1.71-2.2 V

12-bit, 11-channel, up to 2.8 MS/s Sampling Rate ADC

4

I²C/SPI Master (7x) I²C/SPI Slave USB 2.0 FS/HS SDIO v3.0/eMMC (1x)

1/2/4/8-bit wide (2x) 1/2/4/8/16-bit wide (KXR pkg only) up to 96 MT/s (SDR/DDR)

I²S Master/Slave (2x) , full-duplex with ASRC

PDM stereo DMIC interface (4x) Low Power Stereo Audio ADC (1x)

SPI 3-wire/4-wire Dual/QuadSPI MIPI DSI at 500 Mbps (1 lane) 4-layer Display Controller

2D/2.5D GPU with anti-aliasing, dithering, and vector graphics assist

secureSPOT 2.0 Secure Boot, Root of Trust

Bluetooth Low Energy 5.4

-95 dBm

Up to +6 dBm

• 4.7 x 4.7 mm, BGA-131 w/ 81 GPIO

• AMA4B2KP-KXR (BGA)
• AMA4B2KP-KBR (BGA)
• AMAP4BPXEVB (EVB)

Apollo4 Blue Lite

96 MHz, 192 MHz turboSPOT

32-bit Arm Cortex-M4F, DMA, Arm Cortex-M0 for Bluetooth Low Energy

38 µW/MHz

2MB

1.4MB

1.71-2.2 V

12-bit, 11-channel, up to 2.8 MS/s Sampling Rate ADC

4

I²C/SPI Master (7x) I²C/SPI Slave SDIO v3.0/eMMC (1x)

1/2/4/8-bit wide (2x) 1/2/4/8/16-bit wide up to 96 MT/s (SDR/DDR)

I²S Master/Slave, full-duplex

PDM stereo DMIC interface (1x)

SPI 3-wire/4-wire Dual/QuadSPI

2D/2.5D GPU with anti-aliasing and dithering

secureSPOT 2.0 Secure Boot, Root of Trust

Bluetooth Low Energy 5.4

-95 dBm

Up to +6 dBm

• 4.7 x 4.7 mm, BGA-131 w/ 75 GPIO

• AMA4B2KL-KXR (BGA)
• AMA4BLEVB (EVB)

Apollo4 Lite

96 MHz, 192 MHz turboSPOT

32-bit Arm Cortex-M4F, DMA

38 µW/MHz

2MB

1.4MB

1.71-2.2 V

12-bit, 11-channel, up to 2.8 MS/s Sampling Rate ADC

4

I²C/SPI Master (8x) I²C/SPI Slave SDIO v3.0/eMMC (1x)

1/2/4/8-bit wide (2x) 1/2/4/8/16-bit wide up to 96 MT/s (SDR/DDR)

I²S Master/Slave (2x) full-duplex

PDM stereo DMIC interface (1x)

SPI 3-wire/4-wire Dual/QuadSPI

2D/2.5D GPU with anti-aliasing, and dithering

secureSPOT 2.0 Secure Boot, Root of Trust

Bluetooth Low Energy 5.4

-95 dBm

Up to +6 dBm

• 5 x 5 mm, BGA-146 w/ 84 GPIO

• AMAP42KL-KBR (BGA)
• AMAP4LEVB (EVB)

Apollo4 Plus

96 MHz 192 MHz turboSPOT

32-bit Arm Cortex-M4F, DMA

29 µW/MHz

2MB

2.75MB

1.71-2.2 V

12-bit, 11-channel, up to 2.8 MS/s Sampling Rate ADC

4

I²C/SPI Master (8x) I²C/SPI Slave USB 2.0 FS/HS SDIO v3.0/eMMC (1x)

1/2/4/8-bit wide (2x) 1/2/4/8/16-bit wide up to 96 MT/s (SDR/DDR)

I²S Master/Slave (2x) full-duplex with ASRC

PDM stereo DMIC interface (4x) Low Power Stereo Audio ADC (1x)

SPI 3-wire/4-wire Dual/QuadSPI MIPI DSI at 500 Mbps (2 lanes) 4-layer Display Controller

2D/2.5D GPU with anti-aliasing, dithering, and vector graphics assist

secureSPOT 2.0 Secure Boot, Root of Trust

-

-

-

• 5 x 5 mm, BGA-146 w/ 105 GPIO

• AMAP42KP-KBR (BGA)
• AMAP4PEVB (EVB)
• AMAP4PDISP (Display Kit)

Apollo3 Blue Plus

48 MHz, 96 MHz turboSPOT

32-bit Arm Cortex-M4F, DMA, Arm Cortex-M0 for Bluetooth Low Energy

33 µW/MHz

2MB

768KB

1.755-3.63 V

14-bit, 15-channel, up to 2.67 MS/s Sampling Rate ADC

2

I²C/SPI Master (6x)

1/2/4/8-bit wide (3x) up to 48 MT/s (SDR) ISO7816 Master

I²S Slave for PDM, Audio Pass-through

PDM stereo DMIC interface (1x)

SPI 3-wire/4-wire, Dual/QuadSPI

-

secureSPOT w/ Secure Boot

Bluetooth Low Energy 5

-93 dBm

Up to +3 dBm

• 5.3 x 4.3 x 0.8 mm, BGA-108 w/ 74 GPIO

• AMA3B2KK-KBR (BGA)
• AMA3B2EVB (EVB)

Apollo3 Blue

48 MHz, 96 MHz turboSPOT

32-bit Arm Cortex-M4F, DMA, Arm Cortex-M0 for Bluetooth Low Energy

33 µW/MHz

1MB

384KB

1.755-3.63 V

14-bit, 15-channel, up to 2.67 MS/s Sampling Rate ADC

2

I²C/SPI Master (6x) I²C/SPI Slave

1/2/4/8-bit wide up to 48 MT/s (SDR) ISO7816 Master

I²S Slave for PDM, Audio Pass-through

PDM stereo DMIC interface (1x)

SPI 3-wire/4-wire

-

secureSPOT

Bluetooth® Low Energy 5

-93 dBm (typical)

Up to +3 dBm

• 5 x 5 mm, BGA-81 w/ 50 GPIO
• 3.25 x 3.37 x 0.51 mm, CSP-66 w/ 37 GPIO
• 3.25 x 3.37 x 0.34 mm, CSP-66 w/ 37 GPIO (Thin)
• 8 x 8 mm, QFN-64 w/ 38 GPIO

• AMA3B1KK-KBR-B0 (BGA)
• AMA3B1KK-KCR-B0 (CSP)
• AMA3B1KK-KCR-TB (Thin CSP)
• AMA3B1KK-KQR-B0 (QFN)
• AMA3BEVB (EVB)

Apollo3

48 MHz 96 MHz turboSPOT®

32-bit Arm Cortex-M4F, DMA

33 µW/MHz

1MB

384KB

1.755-3.63 V

14-bit, 15-channel, up to 2.67 MS/s Sampling Rate ADC

2

I²C/SPI Master (6x) I²C/SPI Slave

1/2/4/8-bit wide up to 48 MT/s (SDR) ISO7816 Master

I²S Slave for PDM Audio Pass-through

PDM stereo DMIC interface (1x)

SPI 3-wire/4-wire

-

secureSPOT®

-

-

-

• 5 x 5 mm, BGA-81 w/ 50 GPIO
• 3.25 x 3.37 mm, CSP-66 w/ 37 GPIO

• AMAP31KK-KBR (BGA)
• AMAP31KK-KCR (CSP)
• AMA3BEVB

Apollo2

48 MHz

32-bit Arm Cortex-M4F

39 μW/MHz

1MB

256KB

1.755-3.63 V

14-bit, 15-channel, up to 2.67 MS/s Sampling Rate ADC

2

I²C/SPI Master (6x)

-

I²S Slave for PDM Audio Pass-through

PDM stereo DMIC interface (1x)

-

-

-

-

-

-

• 4.5 x 4.5 mm, BGA-64 w/ 50 GPIO
• 2.6 x 2.6 x 0.51 mm, CSP-49 w/ 34 GPIO
• 2.6 x 2.6 x 0.33 mm, CSP-49 w/ 34 GPIO (Thin)

• AMAPH1KK-KBR (BGA)
• AMAPH1KK-KCR (CSP)
• AMAPH1KK-KCR-TB (Thin CSP)
• AMAPHEVB (EVB)

Apollo

24 MHz

32-bit Arm® Cortex®-M4F

92 μW/MHz

512KB

64KB

2.2-3.8 V

10-bit, 13-channel, up to 800 kSps Sampling Rate ADC

1

I²C/SPI Master (2x) I2C/SPI Slave

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• 4.5 mm x 4.5 mm, 64-pin BGA with 50 GPIO
• 2.49 mm x 2.90 mm, 41-pin WLCSP with 27 GPIO

• APOLLO512-KBR (BGA)
• APOLLO512-KCR (WLCSP)
• AMAP1EVB (EVB)

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