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 Revision Date
Product Brief ASTRA MACHINA FOUNDATION SERIES PRODUCT BRIEF
Product Brief SL1640 EMBEDDED IOT PROCESSOR PRODUCT BRIEF
Datasheet SL1640 EMBEDDED IOT PROCESSOR ELECTRICAL SPECIFICATION DATASHEET
Datasheet SL1640 FUNCTIONAL SPECIFICATION: EMBEDDED IOT PROCESSOR
User Guide or TRM ASTRA MACHINA SL1640 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 SL1640 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 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 SL1640 GENERAL PCB DESIGN AND DDR4 & LPDDR4(X) INTERFACE LAYOUT GUIDELINES
Board Related RELEASE PACKAGE, SL1640 RDK SCHEMATIC CORE MODULE
Board Related RELEASE PACKAGE, SL16X0 RDK IO SCHEMATIC BOARD
Quality Report SL1640 SILICON PRODUCT QUALIFICATION REPORT (CONSUMER + INDUSTRIAL GRADE)
General SL1640 QUALIFIED COMPONENT LIST
High Performance Per Watt
Heterogeneous AI Edge SoC
Linux/Android SDK
Proven Security Model

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

Benefits

  • Multi-modal IoT SoC for cost and power sensitive designs
  • Heterogeneous accelerators enable out-of-the-box AI
  • Pairs with best-in-class Synaptics wireless connectivity
  • Enables fast time to market

Applications

  • Smart home appliances
  • Enterprise conferencing
  • AI audio, display & signage
  • Consumer & industrial control panels

Related Products

  • 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.

  • 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.

  • 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

Explore tools and helpful insights.

Linux, SDK and Documentation
Get Support
Dev Zone
Let's Discuss Your Computing Needs

In the Media

Synaptics Launches the Next Generation of Astra Multimodal GenAI Processors...

Synaptics Incorporated (Nasdaq: SYNA), announces the new Astra™ SL2600 Series of multimodal Edge AI processors designed to deliver...

An AI-powered pharma line clearance solution

As industry leaders in machine vision, edge AI and software, Balluff, Synaptics, 42 Technology (42T) and Arcturus Networks have joined forces...

What the Google and Synaptics Collaboration Means for Edge AI

In this episode, Google’s Billy Rutledge and Synaptics’ Nebu Philips discuss the future of AI at the IoT Edge...
Receive the latest news