SL1640 Embedded IoT Processor
Product Overview
Run AI tasks efficiently using the Synaptics SL Series. This AI-native system on chip (SoC) supports Linux® and Android™ for increased development flexibility. It's built for use in enterprise, consumer and industrial IoT devices and features hardware accelerators for enhanced data security, seamless multimodal processing and edge inferencing.
The cost-and power-efficient SL1640 processor powers demanding applications using quad-core Arm® Cortex®-A55, Imagination GE9920 GPU with 90 GFLOPS 16-bit operations, 1.6+ TOPS NPU, audio DSP and Ultra HD video encode and decode pipelines.
It works seamlessly with the Synaptics Astra™ platform, giving you access to open-source software frameworks, powerful AI tools and top-quality wireless connectivity solutions.
Documentation
| Type | Title | Format |
|---|---|---|
| Product Brief | SL1640 Product Brief | |
| Datasheet | SL1640 Datasheet | |
| Functional Specifications | SL1640 Functional Specifications | |
| Application Note | SL1640 General PCB Design DDR4 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 | |
| Register Specification | SL1640 Register Specifications: Peripheral Registers | |
| Register Specification | SL1640 Register Specification: SoC Registers |
Features
Compute, Memory, AI
- Quad-core Arm® Cortex®-A55 @ 1.9GHz
- Cache: 32KB/32KB L1 I/D-cache and 64KB L2 per core, 512KB shared L3
- DRAM Controller: 32-bit DDR4-3200, LPDDR4/LPDDR4x-3733
- 1.6+ TOPS secure NPU with support for multiple DNN frameworks
- Dual Tensilica HiFi4 DSP
GFX, Vision, Display
- GPU: Imagination™ PowerVR™ Series9XE GE9608
- Multi-standard video decoding with AV1, H.265/264, VP8/9, MPEG-2
- H.264 single 1080p30 8-bit encoding
- OpenGL® ES™ up to 3.2, 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
- PCIe, 10/100 Ethernet, 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
Synaptics has optimized the SL1620 for embedded use cases requiring powerful processing, advanced AI capability and 3D graphics. This chip features Linux® OS, superior audio algorithms, several peripherals, dual displays, a companion Synaptics SoC for connectivity, and audio front end.
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SL1680
The SL1680 uses cutting-edge compute engines, including a quad-core Arm® Cortex®-A73 64-bit CPU subsystem, a multi-TOPS NPU, a fully equipped GPU for advanced graphics and AI acceleration, and multimedia accelerators for image signal processing (ISP), 4K video encode/decode and audio.
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Astra™ Machina™
Astra Machina is a modular development platform for Synaptics embedded processors. It combines powerful AI capabilities, advanced multimedia processing and secure hardware, enabling you to quickly develop your solutions.
Leverage an AI-Native SoC for Your IoT Devices
Build Quickly With On-Device AI
The SL1640 comes with ready-made AI models, empowering you to implement smart features on your devices quickly. Use our top-quality embedded AI tools to deploy your existing ONNX, TensorFlow Lite and PyTorch AI models on the device's built-in AI accelerators.
Unlock the SL1640's Capabilities With Astra Machina
The Astra Machina Foundation is the development and evaluation platform for the SL1640. It provides the compute, wireless and software tools to help you fully utilize the processor's capabilities.
Astra Support and Resources
SL1640 System Block Diagram
Resources
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Linux, SDK and Documentation
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