Layerscape® 1020A and 1022A Dual-Core Processors

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Block Diagram

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29841_LS1022A_BD

NXP Layerscape 1022A Processor block diagram

29841_LS1020A_BD

NXP Layerscape 1020A Processor block diagram

Features

Core Complex

  • Dual Arm® v7 Cortex®-A7 32-bit cores, each supporting dual precision floating point and NEONSIMD module running up to 1.2 GHz (LS1020A) or 600 MHz (LS1022A)
  • 32 KB instruction and data L1 cache with single bit error detection and correction, ECC protection on both instruction and data caches
  • Up to 512 KB coherent L2 cache with single bit error detection and correction, ECC protection

Networking Elements

  • SerDes
    • 4 lane at up to 6 GHz (LS1020A)
      • Supports SGMII, PCIe and SATA
      • Ethernet
    • 1 lane at up to 5 GHz (LS1022A)
      • Supports PCIe®
  • Three virtualized enhanced triple-speed Ethernet controllers (VeTSEC) supporting SGMII (up to 2),RGMII, RMII, MII (LS1020A)
    • Support IEEE® 1588
  • Two virtualized enhanced triple-speed Ethernet controllers (VeTSEC) supporting RGMII, RMII, MII
    • Support IEEE 1588
  • Two PCIe Gen2 controllers (LS1020A)
    • Supporting up to 5G/tps in 1-lane, 2-lane, or 4-lane (with a single controller)
    • MSI supported
  • One PCIe Gen2 controller
    • Supporting up to 5G/tps in 1-lane
    • MSI supported

Accelerators and Memory Control

  • DDR memory controller supports DDR3L and DDR4 at up to 1600 MHz (LS1020A)
    • 8-bit, 16-bit, 32-bit memory supported, with ECC support
  • DDR memory controller supports DDR3L at up to 1000 MHz
    • 8-bit, 16-bit memory supported, with ECC support
  • Security Engine (SEC5.4) features five cryptographic hardware acceleration modules, true random number generator, hashing and CRC unit.

Basic Peripherals and Interconnect

  • Arm Cache Coherent Interconnect (CCI400)
  • Arm AMBA4 MPCore Virtualization
  • Integrated Flash controller supporting 16-bit interface
  • QuadSPI Flash controller
  • USB3.0 superspeed controller with integrated PHY, supporting OTG, Host and Device modes (LS1020A)
  • USB2.0 controller supporting OTG, Host and Device modes
  • SD/MMC controller
  • SATA3 controller supporting 6G/tps
  • 3x I²C
  • 2x SPI

Part numbers include: LS1020ASE7HNB, LS1020ASE7KQB, LS1020ASE7MQB, LS1020ASE8KQB, LS1020ASN7HNB, LS1020ASN7KQB, LS1020ASN7MQB, LS1020AXE7HNB, LS1020AXE7KQB, LS1020AXE7MQB, LS1020AXN7HNB, LS1020AXN7KQB, LS1020AXN7MQB, LS1022ASE7EKB, LS1022ASN7EKB, LS1022AXE7EKB, LS1022AXN7EKB.

Comparison Table

LS1021A LS1020A LS1022A
Cores 2 2 2
Core Frequency Up to 1.2 GHz Up to 1.2 GHz Up to 600 MHz
SerDes 4 Lanes 4 Lanes 1 Lanes
Security SEC 5.4 SEC 5.4 SEC 5.4
DDR 4 Yes Yes No
USB 3.0 Yes Yes No
LCD Support Yes No No

Documentation

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Hardware

3 hardware offerings

Software

2 software files

Note: For better experience, software downloads are recommended on desktop.

Engineering Services

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Training

2 trainings

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