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SL1640 Embedded IoT Processor




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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 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.


The SL1640 supports the Synaptics Astra™ platform, delivering a unified experience combining standards-based open software frameworks, full-featured AI toolkits, and Synaptics’ best-in-class wireless connectivity portfolio.





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



FEATURES






► Quad-core Arm® Cortex®-A55 processor with cryptographic extensions
► DRAM controller: 32/16-bit DDR4-3200 LPDDR4/LPDDR4x-3733
► Integrated GPU for 3D/2D graphics with concurrent execution and support for general purpose compute
► 1.6+ TOPS NPU for edge inferencing
► Multi-standard video decoding with support for AV1, H.265/264 MVC, VP8, VP9, MPEG-2
► H.264 single 1080p30 8-bit encoding
► eMMC 5.1 controller
► Video, graphics post-processing and display pipeline with Synaptics QDEO®









► Memory scrambling and integrity checking
► True random number generator (TRNG)
► Physical attack mitigation
► On-chip 32 Kbit OTP
► Cadence® Tensilica® Dual HiFi 4 DSP
► System and power management unit
► Always-on (AON) domain for multi-protocol wake-up events
► Video, audio via MIPI DSI®, HDMI®-TX, I2S/TDM
► 10/100 networking, PCIe connectivity
► SPI, SDIO, UART, USB, GPIO, ADCs







SYSTEM BLOCK DIAGRAM

SL1640 block diagram

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