SL1620 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 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.
The SL1620 incorporates high-performance compute engines, including a quad-core Arm® Cortex®-A55 CPU subsystem, a high-efficiency and feature-rich GPU for advanced graphics and AI acceleration, dual displays, and superior audio processing.
Documentation
| Type | Title | Format |
|---|---|---|
| Product Brief | SL1620 Product Brief | |
| Datasheet | SL1620 Datasheet | |
| Functional Specifications | SL1620 Functional Specifications | |
| Application Note | SL1620 General PCB Design DDR4 DDR3 Interface Layout Guide | |
| Application Note | Astra Machina SL1620 HW Platform GPIO Pinmux | |
| 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 | SL1620 Register Specifications: Peripheral Registers | |
| Register Specification | SL1620 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: 32/16-bit DDR3/DDR3L-1866/DDR4-2133
- eMMC-5.1 and NAND controllers
GFX, Vision, Display
- GPU: Imagination™ BXE-2-32
- Dual display, MIPI DSI®
- OpenGL® ES™ 3.2, OpenCL™ 3.0, EGL™ 1.5, Vulkan® 1.3, Android™ NN
Audio
- I2S (Rx + Tx) or 10 channel TDM
- Audio hardware mute
- Far-field voice, keyword detection, decompression, post-processing
Security
- Secure CPU, Secure Boot with RSA, DRM engine, integrity checking, true random number generator, on-chip anti-fuse OTP
Connectivity & I/O
- GbE, IEEE 1588 PTP
- USB3.0/2.0, UART, SDIO3.0, SPI, GPIOs, PWMs, Temp Sensor
Related Products
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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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SL1680
The SL1680 incorporates high-performance compute engines, with a quad-core Arm® Cortex®-A73 64-bit CPU subsystem, a multi-TOPS NPU, a feature-rich 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 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.
Elevate Development With an AI-Native SoC
Get Ready-to-Use On-Device AI
Accelerate development with AI models pre-optimized for the SL1620. Our superior, embedded-AI tools let you optimize your existing TensorFlow Lite, PyTorch and ONNX models for on-device AI accelerators.
Leverage the Developer-Friendly Astra Machina Foundation Platform
When you acquire the SL1620, you use Astra Machina Foundation for development and evaluation. The platform helps you unlock the processor's full capabilities with advanced compute, edge AI software tools and integrated wireless connectivity.
Astra Support & Resources
SL1620 System Block Diagram
Resources
Explore tools and helpful insights.
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