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Overview

Ultralow power MCUs and realtime clocks from Ambiq micro

Ultra-low power MCUs and RTCs

By applying SPOT, Ambiq produces the world’s lowest power real-time clock (RTC) and microcontroller (MCU), Apollo. Apollo achieves a score of 377 and smashes through EEMBC ULPBench ceiling, doubling the highest score on record.

RTCs

See more information about Ambiq Micro RTCs.

Part Number Interface Package Size (mm) SRAM
(byte)
Power Management Trickle Charger
AM1805AQ I2C 16-Pin QFN 3x3 256 x x
AM1815AQ SPI 16-Pin QFN 3x3 256 x x
AM0805AQ I2C 16-Pin QFN 3x3 256    
AM0815AQ SPI 16-Pin QFN 3x3 256    

Ambiq Micro RTC Factsheet (589 KB)

MCUs

Apollo1

See more information about Ambiq Micro MCUs

Part Number Flash RAM Package Size
APOLLO512-KCR 512KB 64KB 41-pin WLCSP 2.49 x 2.90 mm
APOLLO512-KBR 512KB 64KB 64-pin BGA 4.50 x 4.50 mm
APOLLO256-KCR 256KB 32KB 41-pin WLCSP 2.49 x 2.90 mm
APOLLO256-KBR 256KB 32KB 64-pin BGA 4.50 x 4.50 mm

Apollo2

See more information about Ambiq Micro MCUs

Part Number Flash RAM Package Size
AMAPH1KK-KCR 1MB 256KB 49-pin CSP 2.5 x 2.5 mm
AMAPH1KK-KBR 1MB 256KB 64-pin BGA 4.50 x 4.50 mm

Apollo2Blue (with BLE)

See more information about Ambiq Micro MCUs

Part Number Flash RAM Package Size
AMA2B1KK-KLR 1MB 256KB 64-pad LGA 4 x 4 x 0.9 mm

RTC / Apollo1 / Apollo2 + EM9304 Bundles

For BLE bundle products please contact info.feeu@de.fujitsu.com">

Part Number MCU/RTC Package MCU/RTC Package BLE
AP1KCR-BLEKCR Apollo 1 CSP CSP
AP1KBR-BLEKCR Apollo 1 BGA CSP
AP1KBR-BLEKQR Apollo 1 BGA QFN
APHKCR-BLEKCR Apollo 2 CSP CSP
APHKBR-BLEKCR Apollo 2 BGA CSP
APHKBR-BLEKQR Apollo 2 BGA QFN
AM1805-BLEKQR RTC I2C QFN QFN
AM1815-BLEKQR RTC SPI QFN QFN

Ambiq Micro MCU Factsheet (732 KB)

Apollo1 Product Brief v5 (246 KB)