SL1620 Embedded IoT Processor

Product Overview

Choose the Synaptics SL Series whenever you want to integrate AI-native systems on chip (SoCs) into your products. These embedded IoT processors run popular operating systems like Linux® and Android, giving you the flexibility to create solutions for multiple applications.

The SL Series is the perfect option for building edge devices for multimodal industrial, enterprise and consumer IoT workloads. Featuring hardware accelerators, our chips speed up edge inferencing, provide data security, and process audio, graphics and video efficiently.

The SL1620 has a high-performance SoC design-optimized for demanding applications that need strong computing power, advanced AI capabilities and high-quality 3D graphics. It comes with a ready-to-use Linux® OS out of the box, built-in superior audio processing algorithms, various peripherals, dual displays and compatibility with the companion Synaptics SoC for connectivity and audio front end.

Streamline product development with an embedded processor that also features a quad-core Arm® Cortex®-A55 CPU subsystem and a robust GPU for superior graphics.

 

Documentation


Type Title Revision Date
Product Brief ASTRA MACHINA FOUNDATION SERIES PRODUCT BRIEF
Product Brief SL1620 EMBEDDED IOT PROCESSOR PRODUCT BRIEF
Datasheet SL1620 EMBEDDED IOT PROCESSOR ELECTRICAL SPECIFICATION DATASHEET
Datasheet SL1620 EMBEDDED IOT PROCESSOR FUNCTIONAL SPECIFICATION
User Guide or TRM ASTRA MACHINA SL1620 DEVELOPER KIT USER GUIDE
Application Note ASTRA MACHINA FOUNDATION PWM APP NOTE
Application Note ASTRA MACHINA FOUNDATION SD AND SDIO HOST APPLICATION NOTE
Application Note ASTRA MACHINA FOUNDATION SERIES CAN DRIVER MODULE HW CONNECTION APPLICATION NOTE
Application Note ASTRA MACHINA FOUNDATION SERIES CONNECTION OF A KEYPAD APPLICATION NOTE
Application Note ASTRA MACHINA FOUNDATION SERIES EMMC APPLICATION NOTE
Application Note ASTRA MACHINA FOUNDATION SERIES GENERAL MIPI DSI LCM HARDWARE CONNECTION APPLICATION NOTE
Application Note ASTRA MACHINA FOUNDATION SERIES I2S, PDM INTERFACES APPLICATION NOTES
Application Note ASTRA MACHINA FOUNDATION SERIES MIPI-CSI CAMERA HARDWARE CONNECTION APP NOTE
Application Note ASTRA MACHINA FOUNDATION SERIES MIPI-DSI2 HDMI HARDWARE CONNECTION APP NOTE
Application Note ASTRA MACHINA FOUNDATION SERIES POE HARDWARE CONNECTION
Application Note ASTRA MACHINA FOUNDATION SERIES RGB LCM HARDWARE CONNECTION APP NOTE
Application Note ASTRA MACHINA FOUNDATION SERIES SL16X0 SOC INTERFACE TO 10BASE-T1S ETHERNET APPLICATION NOTE
Application Note ASTRA MACHINA FOUNDATION SERIES TWSI APPLICATION NOTE
Application Note ASTRA MACHINA FOUNDATION SERIES UART APPLICATION NOTE
Application Note ASTRA MACHINA FOUNDATION SL1620 PRODUCT LIFETIME APPLICATION NOTE
Application Note ASTRA MACHINA SERIES: POWER MANAGEMENT INTERGRATED CIRCUIT (PMIC) SOLUTION AND BILL OF MATERIAL (BOM)
Application Note ASTRA MACHINA SL-SERIES POWER CONSUMPTION APPLICATION NOTE
Application Note ASTRA MACHINA SL1620 HW PLATFORM GPIO PINMUX
Application Note ASTRA™ MACHINA FOUNDATION SERIES SPI APPLICATION NOTE
Application Note GENERAL ESD/EOS CONTROL METHODS APPLICATION NOTE
Application Note GENERAL GUIDE FOR SOLDERING SMD TO PC BOARDS APPLICATION NOTE
Application Note SL1620 GENERAL PCB DESIGN AND DDR4 & DDR3 INTERFACE LAYOUT GUIDELINES
Board Related RELEASE PACKAGE, SL1620 RDK SCHEMATIC CORE MODULE (CONSUMER GRADE)
Board Related RELEASE PACKAGE, SL16X0 RDK IO SCHEMATIC BOARD
Quality Report SL1620 SILICON PRODUCT QUALIFICATION REPORT (CONSUMER & INDUSTRIAL GRADES)
General SL1620 QUALIFIED COMPONENT LIST
AI-Native Edge SOC
High Performance Per Watt
Proven Security Model
Linux/Android SDX

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​

Benefits

  • Multi-modal IoT SoC with lower system cost
  • Powerful GPU enabling advanced graphics and out-of-the-box AI
  • Pairs with best-in-class Synaptics connectivity
  • Enables fast time to market

Applications

  • Enterprise conferencing
  • Home security gateways
  • Smart speakers and soundbars
  • Industrial control systems
  • Signage, displays, and wearables

Related Products

  • SL1640

    The power- and cost-efficient SL1640 is an embedded, reliable SoC. It uses superior compute engines, such as 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.

  • SL1680

    The SL1680 features powerful compute engines, such as 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.

  • Astra™ Machina™

    Astra Machina is a modular platform for development and evaluation. It allows developers to unlock the capabilities of Synaptics embedded processors. The kit integrates powerful multimedia processing, best-in-class AI capabilities and secure hardware, empowering you to develop edge and IoT devices quickly.

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 and Resources

SL1620 System Block Diagram

Resources

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Linux, SDK and Documentation
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