SYNAPTICS Astra™ SR100: AI-Optimized MCUs Focused on IoT
Enabling Smart Edge Computing
The SYNAPTICS Astra™ SR100 series of AI-powered Microcontroller Units (MCUs) is designed to deliver high-performance, AI-native, and multimodal computing power for applications in the consumer, enterprise, and industrial Internet of Things (IoT) sectors. The MCUs are based on Arm® Cortex®-M55 cores with Helium™ technology and Arm Ethos™-U55 processors for neural networks (NPU).
Download Datasheet SamplesPerformance and Intelligent Processing Domains
They offer multiple operating domains, including performance, efficiency, low-power sensing, and always-on (AON). This enables intelligent algorithm processing at every level, creating the foundation for a new class of context-aware IoT devices.
Peripherals, Interfaces, and Connectivity Options
The AI-native SR100 series supports a wide range of peripherals and accelerators, including dual MIPI camera interfaces, image processing with encoding and pre-roll, motion detection and speech activity engines, as well as industry-standard security features. These extensive capabilities make the SR100 series particularly suitable for streaming vision and audio processing applications at the edge of IoT devices. Explore more about CODICO’s System on Modules.
Key Features of the SR100 Family
Processing & Performance
- Performance domain: Arm Cortex-M55@400MHz + Arm Ethos U55 NPU
- Efficiency domain: Arm Cortex-M4@100MHz + SYNAPTICS NPU engine
Memory & Storage
- Up to 3008kB system memory + 630kB ULP memory for image and audio storage
- Retention available on 1448kB of system memory (LP) and ULP memory
- 16kB of AON memory
Interfaces & Connectivity
- MIPI-CSI camera inputs and output
- Digital camera input support
- Audio interfaces
- USB 2.0 HS (480Mb/s)
- Up to 43 general-purpose 1.8V inputs/outputs (GPIOs)
Security Features
- Secure OTP
- TRNG, AES-256, RSA-4096, SHA-512
Power Management
- Powered from 3.3V & 1.8V external sources or from a single 3.0 - 3.6V battery supply
- Battery voltage monitor
- Power-enable pin powers up the device from complete power down and can be controlled from an external GPIO or button
- AON power island that stays on during low-power mode, with wake-up functions supported through external GPIO interrupts and timer events
- Low-power modes: active (sub-100mW), low-power (sub-10mW), ULP AON mode (sub 100uW), and power-down mode
Imaging & Signal Processing
- ISP and Vision pipeline
What Makes the SYNAPTICS Astra™ SR100 Ideal for AI at the Edge?
The Astra™ SR100 series delivers a powerful combination of AI-native processing, flexible power domains, and advanced peripherals—enabling smarter and more efficient IoT devices. These MCUs are especially well-suited for edge applications like vision processing, audio sensing, and real-time context-aware response in consumer, enterprise, and industrial environments.
Your Contact Person
Want to integrate Astra™ SR100 into your design? Reach out to Achim Stahl for more details.
