The Most Widely Used Low-Power Processor
The Arm Cortex-A processor series is designed for devices undertaking complex compute tasks, such as hosting a rich operating system platform and supporting multiple software applications. Built as a low-power processor with 64-bit capabilities, the Cortex-A53 processor is applicable in a range of devices requiring high performance in power-constrained environments.
Features and Benefits
Gain high efficiency and versatility with Cortex-A53, a good processor choice for high single thread and FPU/Neon performance for a wide range of applications such as mobile, DTV, automotive, networking, storage, and aerospace.
The Cortex-A53 is the most widely deployed 64-bit Armv8-A processor.
The Cortex-A53 processor delivers significantly more performance than its predecessors at a higher level of power efficiency.
Specifications
The Cortex-A53 processor has one to four cores, each with an L1 memory system and a single shared L2 cache. It can be combined with other Cortex-A CPUs in a big.LITTLE configuration.
Visit Arm Developer for more details.
Key Documentation
- Cortex-A53 Technical Reference Manual
- Compare the specifications of Cortex-A processors across Armv7-A, Armv8-A and Armv9-A architectures: download comparison PDF
Where Innovation and Ideas Come to Life
IVI and Digital Cockpit
As the driving experience becomes more and more connected, vehicle infotainment systems that enable music players, GPS, and in-car social media connectivity are increasingly in demand.
Smartphones
Smartphones have become the consumer’s portal to services and capabilities. High performance combined with energy-efficient processors lead the way for the next wave of innovation, expanding the mobile experiences into PCs for even more productivity and longer battery life.
Artificial Intelligence and Machine Learning
Artificial intelligence (AI) and machine learning (ML) are expanding and defining more applications than ever before, changing how we interact with devices and machines everywhere. Arm CPU processor IP is scalable and flexible enough to run any type of ML workload, today or in the future.
Talk with an Expert
Find out how Cortex-A53 can support your high-performance applications.
How To License With Arm
For unlimited design access to this product and other useful Arm IP,
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Explore More Options and Features
Corstone-1000
Cortex-A53 can be seamlessly integrated with Corstone-1000, which includes a fully verified subsystem and system IP to help designers build secure SoCs faster. There are several options available depending on device requirements.
Mali Graphics Processors
Mali GPUs include both graphics and GPU compute technology to offer a diverse selection of scalable solutions for low-power, high-performance smartphones, tablets, and digital TVs.
System IP
Arm System IP enables system designers to configure and build high-performance, power-efficient SoCs while further differentiating with Arm processors and their own IP elements integrated via industry-standard AMBA interfaces.
A Foundation of Silicon Success
Arm-based chips, device architectures, and technologies orchestrate the performance of everything that makes modern life possible — from smartphones to agricultural sensors and from medical instruments to servers.
Arm Architecture
The Arm architecture specifies a set of rules that dictate how the hardware works when a particular instruction is executed. This contract between the hardware and the software defines how they interact and is the foundation of the portability and compatibility promise to the Arm ecosystem.
TrustZone
Arm TrustZone technology provides system-wide hardware isolation for trusted software. The family of TrustZone technologies integrates into any Arm Cortex-A core, supporting high-performance applications processors.
big.LITTLE
Arm big.LITTLE technology is a heterogeneous processing architecture that uses two types of processor. 'LITTLE' processors are designed for maximum power efficiency, while 'big' processors are designed to provide maximum compute performance.
Safety Ready
Functional safety is a critical element in the design of any system that requires a high level of reliability. The Arm Safety Ready program is a collection of products across the Arm portfolio that have been through various and rigorous levels of functional safety systematic flows and development.
Linley Group: Arm Ecosystem Reduces SoC Design Cost and Time to Market
Design verification, physical design, and software development directly affect the time to market
and cost of a complete SoC and software stack. Discover how the Arm ecosystem has evolved
to address these challenges and maximize success.
Cortex-A53 Resources
Everything you need to know to make the right decision for your project. Includes technical documentation, industry insights, and where to go for expert advice.
Safety Certificates
- Software Test Library for Cortex-A53 Certificate IES 61508
- Software Test Library for Cortex-A53 Certificate ISO 26262
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