Hi3531DV200

Key Features

Processor Core
- ARM Cortex A53 [email protected]
- 32KB L1 I-Cache, 32KB L1 D-Cache
- 512KB L2 Cache
- NEON/FPU support
Multi-protocol video codec
- H.265 Main Profile, Level 5.0 encoding
- H.265 Main Profile, Level 5.1 Decoding
- H.264 Baseline/Main/High Profile, Level 5.1 Encoding
- H.264 Baseline/Main/High Profile, Level 5.2 Decoding
- MJPEG/JPEG Baseline Encoding and Decoding
Video Codec Processing
- H.265/H.264&JPEG Multi-stream codec performance:
- 8x1080p@30fps H.265/H.264 encoding
+8xD1@30fps H.265/H.264 encoding
+8x1080p@30fps H.265/H.264 decoding
+8x1080p@2fps JPEG encoding
- 16x1080p@15fps H.265/H.264 encoding
+16xD1@30fps H.265/H.264 encoding
+16x1080p@15fps H.265/H.264 decoding
+16x1080p@2fps JPEG encoding
- [email protected] H.265/H.264 encoding
+16xD1@30fps H.265/H.264 encoding
[email protected] H.265/H.264 decoding
+16x4M@1fps JPEG encoding
- Support
CBR/VBR/AVBR/CVBR/FIXQP/QPMAP/QVB
R Seven bit rate control modes
- Output bit rate up to 20Mbps
- Support Region of Interest (ROI) encoding
- Support color-to-gray encoding
SVP Smart Vision Processing
- Neural Network Inference Engine (NNIE)
- Supports multiple neural networks
- 1.2Tops computing performance
- Supports complete API and tool chain
- Supports face detection/recognition, target detection/tracking and other applications.
- Intelligent Vision Engine (IVE)
- Supports target tracking
- Matrix Arithmetic Unit (MAU)
- Support single-precision/half-precision floating point
- Support feature vector comparison
Video and Graphics Processing
- Support de-interlace, sharpening, 3D denoising, dynamic contrast enhancement, mosaic processing and other pre- and post-processing.
- Support video and graphics output anti-flicker processing
- Support video 1/15～16x scaling
- Support graphics 1/2 ~ 2x scaling
- Support 4 masking areas
- Support 8 regions OSD superposition

Video Interface
- Video Input Interface
- Supports 8 MIPI D-PHY interfaces and 1 BT.1120 video cascade interface.
- Each MIPI interface supports:
- 4 lanes, maximum rate 1.5Gbps
- Supports single input or 2-way multiplexed/4-way multiplexed inputs.
- Can be multiplexed to 1 x 8bit BT.656 interface
- Every 2 BT.656 interfaces can form a 16bit BT.1120 interface.
- Both BT.656 and BT.1120 support 148.5MHz dual-edge sampling.
- Support 33 video input channels (including 1 video cascade channel)
- Supports 16 channels of online video scaling
- Supports simultaneous output of original image and scaled image.
- MIPI interface maximum access performance:
- 8-channel 4K@30fps or 16-channel 4K@15fps
- 16-channel 4M@30fps or 16-channel 5M@20fps
- 32ch 1080p@30fps
- Maximum output performance: 16 channels 1080p@30fps (or the same amount of 4M/5M/4K images) + 1 channel 4K@30fps (cascade input image)
- Video Output Interface
- Support 1 HDMI 2.0 HD output interface, the maximum output 3840x2160@60fps
- Support 1 VGA high-definition output interface, the maximum output 2560x1600@60fps
- Support a BT.1120 high-definition output interface, the maximum output 3840x2160@30fps (double edge sampling)
- Support a CVBS SD output interface, support for PAL/NTSC output system
- Support for two independent high-definition output channels (DHD0, DHD1)
- Support any two high-definition interfaces are not the same source display
- DHD0 supports 64-screen split
- DHD1 support 64 screen division
- Support 1 independent SD output channel (DSD0)
- Support 1 PIP layer, can be superimposed with DHD0 or DHD1
- Support 2 GUI graphics layer, support ARGB1555, ARGB4444 or ARGB8888 format, respectively for DHD0 and DHD1
- Supports 1 special graphics layer, supports CLUT2/CLUT4, can be bound to DHD0, DHD1 or DSD0
- Support a hardware mouse layer, format ARGB1555, ARGB4444, ARGB8888 can be configured, the maximum resolution of 256x256
Audio Interface
- 3 unidirectional I2S/PCM interfaces
- 2 inputs, support 20 composite inputs
- 1 output, support dual-channel output
Network Interface
- 2 Gigabit Ethernet interfaces
- Support RGMII, RMII two interface modes
- Support 10/100Mbit/s half-duplex or full-duplex
- Support 1000Mbit/s full duplex
- Supports TSO to reduce CPU overhead
Security Engine
- Supports AES 128/192/256 bit encryption and decryption algorithms
- Support RSA 2048/4096 bit encryption/decryption algorithm
- Support SHA256/HMAC_SHA1/HMAC_SHA224/HMAC_SHA224/HMAC_SHA224
- SHA256/HMAC_SHA1/HMAC_SHA224/HMAC_SHA256
- Support OTP, provide 28Kbit user writable space.
- Support hardware true random number generator
- Supports secure boot
- Supports safe memory isolation
Peripheral Interface
- 4 SATA3.0/PCIe 2.0 multiplexed interfaces
- Can be configured as 4*SATA, 2*SATA+1*PCIe x2, 2*SATA+2*PCIe x1, 2*PCIe x2 and other combinations.
- Supports RC and EP functions when used for PCIe 2.0 interfaces.
- For SATA 3.0 interface, supports eSATA and PM.
- 1 USB 3.0 Host port
- 2 USB 2.0 Host ports
- 5 UART interfaces, 2 of which support 4 wires
- 1 SPI interface, supports 4 chip selects
- Support 1 IR interface
- Support 2 I2C interfaces
- Supports multiple GPIO interfaces

Memory Interface
- 2 32bit DDR4/DDR3 interfaces
- Dual-channel support
- DDR4 maximum clock frequency 1200MHz
- DDR3 maximum clock frequency 1066MHz
- Maximum capacity 8GB
- SD/MMC Interface
- Support eMMC4.5/eMMC5.0/eMMC5.1
- Support HS400 (150MHz double edge)
- Support SDIO 3.0 (non-SD card)
- SPI NOR/NAND Flash Interface
- Support 2 chip selects, can be connected to different types of Flash respectively
- For SPI NOR Flash
- Support 1, 2, 4 line mode
- Support 3Byte, 4Byte address mode.
- Maximum capacity: 256MB
- For SPI NAND Flash
- Support SLC Flash
- Support 2KB/4KB page size
- Support 8/24bit ECC (ECC in 1KB)
- Supported maximum capacity: 2GB
Independent Power Supply RTC
RTC can be independently powered by battery
Multiple boot modes configurable
- Supports boot from BootROM
- Supports booting from SPI NOR Flash
- Supports booting from SPI NAND Flash
- Supports booting from eMMC
- Supports PCIe boot from chip
SDK
- Support Linux SMP 64bit
- Multi-protocol audio codec library
- Provides high performance PC decoder library for H.265/H.264.
Chip Physical Specifications
- Power Consumption
- Typical scenario (16-channel 1080p@15fps encoding + 16-channel 1080p@15fps decoding + deep learning algorithm) Power consumption: 4.6W
- Supports multi-level power control
- Operating Voltage
- Kernel voltage is 0.9V
- CPU voltage is 1.0V
- IO voltage of 1.8V/3.3V
- DDR4 interface voltage 1.2V
- DDR3 interface voltage of 1.5V
- Package
- RoHS, EHS-TFBGA
- Pin spacing: 0.8mm
- Package Size: 22.4mm x 31.2mm
- Operating Temperature: 0°C ~ 70°C