SL1680 Embedded IoT Processor
Product Overview
The Synaptics SL-Series of embedded processors are highly integrated AI-native Linux® and Android™ systems on chip (SoCs) optimized for multi-modal consumer, enterprise, and industrial IoT workloads with hardware accelerators for edge inferencing, security, video, graphics, and audio. The SL1680 incorporates high-performance compute engines, including a quad-core Arm® Cortex®-A73 64-bit CPU subsystem, a multi-TOPS NPU, a high-efficiency, feature-rich GPU for advanced graphics and AI acceleration, and multimedia accelerators for image signal processing (ISP), 4K video encode/decode, and audio.
The SL1680 is part of the family of Synaptics Astra™ SoCs, delivering a unified experience combining standards-based open software frameworks, full-featured AI toolkits, and Synaptics’ best-in-class wireless connectivity portfolio.
Documentation
| Type | Title | Format |
|---|---|---|
| Product Brief | SL1680 Product Brief | |
| Datasheet | SL1680 Datasheet | |
| Functional Specifications | SL1680 Functional Specifications | |
| Application Note | SL1680 General PCB Design LPDDR4(x) Interface Layout Guide | |
| Application Note | Astra Machina SL16x0 SoC Interface-to-10base-T1S Ethernet App Note | |
| Application Note | Astra Machina SL-Series Power Consumption Application Note |
Features
Compute, Memory, AI
- Quad-core Arm® Cortex®-A73 @ 2.1GHz
- Cache: 64KB I-cache and 32KB D-cache per core,1MB shared L2
- DRAM Controller: 64-bit LPDDR4/LPDDR4x-3733
- 7.9+ TOPS secure NPU with support for multiple DNN frameworks
GFX, Vision, Display
- GPU: Imagination™ PowerVR™ Series9XE GE9920
- Multi-standard video decoding with AV1, H.265/264, VP9/8, MPEG2
- Multi-stream encoding for H.264, VP8
- Simultaneous 2160p60 decode and 1080p60 encode
- OpenGL® ES™ up to 3.2, DirectFB, OpenCL™ 1.2, Vulkan® 1.1, Android™ NN
Audio
- Far-field voice, keyword detection, decompression, post-processing
Security
- Secure CPU, Secure Boot with RSA, memory scrambling
- Integrity checking, physical attack mitigation, true random number generator
Connectivity, I/O, Sensing
- GbE networking, PCIe, eMMC 5.1, SPI, SDIO, UART, USB, GPIO, ADCs
- Always-on domain for multi-protocol wake-up events
Related Products
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SL1620
The SL1620 is designed and optimized for embedded applications that require powerful processing, advanced AI capability, and 3D graphics. This chip comes with Linux® OS, superior audio algorithms, a variety of peripherals, dual displays, companion Synaptics SoC for connectivity and audio front end.
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SL1640
The SL1640 is a cost and power optimized secure embedded SoC with high-performance compute engines including a quad-core Arm® Cortex®-A55, 1.6+ TOPS NPU, Imagination GE9920 GPU with 90 GFLOPS 16-bit operations, Ultra HD video encode and decode pipelines, and audio DSP.
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Astra Machina
Astra Machina is a modular developer kit for Synaptics SL-Series of high-performance embedded processors. It integrates advanced AI capabilities, robust multimedia processing, and secure hardware, enabling rapid development of IoT and edge computing devices.
Transform Your AI Journey
Accelerate Development With On-Device AI
With built-in AI models, you accelerate smart-feature deployment on your IoT products. Harness powerful embedded AI tools to easily adapt your own PyTorch, TensorFlow Lite or ONNX AI models for on-device AI accelerators.
Achieve Rapid Prototyping With Astra Machina
Unlock the full potential of the SL1680 with the Astra Machina Foundation. This developer-friendly platform kit offers AI, wireless connectivity and compute tools for hassle-free development.
Astra Support & Resources
SL1680 System Block Diagram
Resources
Explore tools and helpful insights.
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