海思Hi3798M V310芯片简介

Hi3798M V310 通用型SoC芯片简介

Hi3798M V310 is a full-4K high-performance SoC that supports 4Kp60 decoding and is targeted for the IPTV/OTT STB market.Hi3798M V310 integrates the 4-core 64-bit high-performance Cortex-A53 processor and multi-core high-performance 2D/3D acceleration engine. Hi3798M V310 supports H.265/AVS2 4K x 2K@P60 10-bit UHD video decoding, high-performance H.265/H.264 HD video encoding, HDR video decoding and display, and Dolby and DTS audio processing. Hi3798M V310 also provides various peripheral interfaces such as USB 2.0 and SDIO 3.0 interfaces. These features help customers implement full-4K service deployment and enable Hi3796M V300 to provide the best user experience in the industry in aspects of picture quality,stream compatibility, video playing smoothness, and STB performance, meeting the requirements of continuously increasing value-added services such as video communication, karaoke, cloud gaming, and multi-screen interaction.

Key Specifications
High-Performance CPU
 Quad-core 64-bit high-performance ARM Cortex A53
 Integrated multimedia acceleration engine NEON
 Hardware Java acceleration
 Integrated hardware floating-point coprocessor
3D GPU
 Integrated high-performance multi-core GPU Mali-450
 OpenGL ES 2.0/1.1 and OpenVG 1.1
Memory Control Interfaces
 DDR3/DDR3L/DDR4 and LPDDR3 interface, supporting maximum 32-bit data width
 eMMC 5.0 flash interface
 Asynchronous/Synchronous NAND flash interface
− SLC/MLC flash memory
− Maximum 64-bit ECC
Video Decoding (HiVXE 2.0 Processing Engine)
 H.265/HEVC Main/Main 10 Profile@Level 5.1 high-tier, supporting 4K x 2K@60 fps decoding
 AVS2 Main-10bit Profile, Level 8.2.60, supporting maximum 4K x 2K@60 fps 10-bit decoding
 H.264/AVC Baseline Profile/Main Profile/High Profile@Level 5.1; H.264/AVC MVC, supporting 4K x 2K@30 fps decoding
 1080p@60 fps decoding, supported by MPEG-1
 MPEG-2 Simple Profile@Main Level, Main Profile@High Level, supporting 1080p@60 fps decoding
 MPEG-4 Simple Profile@Levels 0–3, ASP@Levels 0–5, supporting GMC, short header format, and 1080p@60 fps decoding
 AVS-P16 (AVS+), supporting 1080p@60 fps decoding
Image Decoding
 JPEG decoding, maximum 64 megapixels
 PNG decoding, maximum 64 megapixels
Video and Image Encoding
 H.265 MP@level 5 main tier and H.264 BP/MP/HP@level 4.2 video encoding, maximum 1x1080p@30 fps
 VBR or CBR mode for video encoding
 Low-delay encoding
 Multi-ROI encoding
Audio Encoding and Decoding
 MPEG L1/L2
 Dolby Digital/Dolby Digital Plus decoder-converter
 Dolby Digital/DTS passthrough
 Dolby Atmos
 AAC-LC and HE-AAC V1/V2 decoding
APE, FLAC, Ogg, AMR-NB, and AMR-WB decoding
G.711 (u/a) audio decoding
G.711 (u/a), AMR-NB, AMR-WB, and AAC-LC audio encoding
HE-AAC transcoding DD (AC3)
Security Processing
 Secure boot, secure storage, secure upgrade, and secure video channel
 ChinaDRM
 HDCP 2.2/1.4 for HDMI outputs
Graphics and Display Processing (Imprex 2.0 Processing Engine)
 Multiple HDR formats
 Image enhancement algorithm
 Conversion from HDR to SDR
 Hardware overlaying of multi-channel graphics and video inputs
 Multiple graphics layers and video layers
 Multi-order vertical and horizontal scaling of videos and graphics; free scaling
 Screen mirroring and video rotation
 Full-format 3D video processing and display
 Enhanced TDE and HWC
 Anti-aliasing, anti-flicker, enhancement of image colors and luminance, NR, DEI, sharpening, as well as adjustment of the luminance, chrominance, contrast, and saturation
 Ultra-low-delay video processing
Audio and Video Interfaces
 PAL or NTSC standard output and forcible standard conversion
 Aspect ratio of 4:3 or 16:9, forcible aspect ratio conversion, and free scaling
 4K@60 fps/50 fps/30 fps/25 fps, 1080p@60 fps/50 fps/30 fps/24 fps, 1080i@60 fps/50 fps, and 720p/576p/576i/480p/480i outputs
 HD and SD outputs
 One HDMI 2.0b TX with HDCP 2.2 output, supporting maximum 4K x 2K@60 fps resolution
 Analog video interfaces
− One CVBS interface
− One internal VDAC
 Audio interface
− Audio-left and audio-right outputs
− One internal ADAC
− One I2S or PCM digital audio input or output
− HDMI audio output
Peripheral Interfaces
 Three USB 2.0 host ports
 One 10 Mbit/s or 100 Mbit/s adaptive Ethernet port (embedded FE PHY)
 One 4-bit SDIO 3.0 interface
 Three UART interfaces
 One IR receiver
 One LED and keypad control interface
 Three I2C interfaces
 Multiple groups of GPIO interfaces
 One embedded POR
Others
 Various boot modes
 Boot program downloading and execution over a serial port or USB port
 Integrated dedicated standby processor, supporting various low-power modes and less than 30 mW standby power consumption
 Passive standby and low-power design
 14 mm x 14 mm (0.55 in. x 0.55 in.) BGA package, supporting the 2-layer PCB
Hi3798M V310