北营 -
分析如下：
1、Amlogic S812是晶晨最新最强的芯片，已经量产，但是国内目前用这个芯片的电视盒还不多，除了影驰芒果盒，还有小米盒子增强版、泰捷webox增强版以及天敏D6升级版，可以肯定的是下半年会有越来越多使用这个高性能新品的盒子出现。
2、
晶晨Amlogic S905X参数性能
晶晨Amlogic S905X是一款新出来的电视盒子芯片，下面是它的详细参数：
CPU Sub-system
Quad core ARM Cortex-A53 CPU up to 2GHz (DVFS)
ARMv8-A architecture with Neon and Crypto extensions
8-stage in-order full dual issue pipeline
Unified system L2 cache
Advanced TrustZone security system
Application based traffic optimization using internal QoS-based switching fabrics
3D Graphics Processing Uni
Penta-core ARM Mali-450 GPU up to 750MHz+ (DVFS)
Dual Geometry Processors and triple Pixel Processors
Concurrent multi-core processing
Full scene over-sampled 4X anti-aliasing engine with no additional bandwidth usage
OpenGL ES 1.1/2.0 and OpenVG 1.1 support
2.5D Graphics Processor
Fast bitblt engine with dual inputs and single output
Programmable raster operations (ROP)
Programmable polyphase scaling filter
Supports multiple video formats 4:2:0, 4:2:2 and 4:4:4 and multiple pixel formats (8/16/24/32 bits graphics layer)
Fast color space conversion
Advanced anti-flickering filter
Crypto Engine
AES/AES-XTS block cipher with 128/192/256 bits keys, standard 16 bytes block size and streaming ECB, CBC and CTR modes
DES/TDES block cipher with ECB and CBC modes supporting 64 bits key for DES and 192 bits key for 3DES
Built-in hardware True Random Number Generator (TRNG), CRC and SHA-1/SHA-2/HMAC SHA engine
Video/Picture CODEC
Amlogic Video Engine (AVE) with dedicated hardware decoders and encoders
Supports multiple “secured” video decoding sessions and simultaneous decoding and encoding
Video/Picture Decoding
VP9 Profile-2 up to4Kx2K@60fps
H.265 HEVCMP-10@L5.1up to 4Kx2K@60fps
H.264 AVCHP@L5.1up to 4Kx2K@30fps
H.264 MVC up to 1080P@60fps
MPEG-4 ASP@L5 up to 1080P@60fps (ISO-14496)
WMV/VC-1 SP/MP/AP up to 1080P@60fps
AVS-P16(AVS+) /AVS-P2 JiZhun Profile up to 1080P@60fps
MPEG-2 MP/HL up to 1080P@60fps (ISO-13818)
MPEG-1 MP/HL up to 1080P@60fps (ISO-11172)
RealVideo 8/9/10 up to 1080P@60fps
WebM up to VGA
Multiple language and multiple format sub-title video support
MJPEG and JPEG unlimited pixel resolution decoding (ISO/IEC-10918)
Supports JPEG thumbnail, scaling, rotation and transition effects
Supports *.mkv,*.wmv,*.mpg, *.mpeg, *.dat, *.avi, *.mov, *.iso, *.mp4, *.rm and *.jpg file formats
Video/Picture Encoding
Independent JPEG and H.264 encoder with configurable performance/bit-rate
JPEG image encoding
H.264 video encoding up to 1080P@60fps with low latency
Video Post-Processing Engine
Supports HDR10 and HLGHDR processing
Motion adaptive 3D noise reduction filter
Advanced motion adaptive edge enhancing de-interlacing engine
3:2 pull-down support
Programmable poly-phase scalar for both horizontal and vertical dimension for zoom and windowing
Programmable color management filter (to enhance blue, green, red, face and other colors)
Dynamic Non-Linear Luma filter
Deblocking filters
Programmable color matrix pipeline
Video mixer: 2 video planes and 2 graphics planes per video output
Video Output
Built-in HDMI 2.0a transmitter including both controller and PHY with CEC, HDR and HDCP 2.2, 4Kx2K@60 max resolution output
CVBS 480i/576i standard definition output
Supports all standard SD/HD/FHD video output formats: 480i/p, 576i/p, 720p, 1080i/p and 4Kx2K
Audio Decoder and Input/Output
Supports MP3, AAC, WMA, RM, FLAC, Ogg and programmable with 7.1/5.1 down-mixing
I2S audio interface supporting 2-channel input and 8-channel (7.1) output
Built-in serial digital audio SPDIF/IEC958 output and PCM input/output
Built-in stereo audio DAC
Stereo digital microphone PDM input
Supports concurrent dual audio stereo channel output with combination of analog+PCM or I2S+PCM
Memory and Storage Interface
16/32-bit SDRAM memory interface running up to DDR2133
Supports up to 2GB DDR3/4, DDR3L, LPDDR2, LPDDR3 with dual ranks
Supports SLC/MLC/TLC NAND Flash with 60-bit ECC, compatible to Toshiba toggle mode in addition to ONFI 2.2
SDSC/SDHC/SDXC card and SDIO interface with 1-bit and 4-bit data bus width supporting spec version 2.x/3.x/4.x DS/HS modes up to UHS-I SDR104
eMMC and MMC card interface with 1/4/8-bit data bus width fully supporting spec version 5.0 HS400
Supports serial 1, 2 or 4-bit NOR Flash via SPI interface
Built-in 4k bits One-Time-Programming memory for key storage
Network
Integrated IEEE 802.3 10/100M Ethernet MAC controller with 10/100M PHY interface
Supports Energy Efficiency Ethernet (EEE) mode
WiFi/IEEE802.11 & Bluetooth supporting via SDIO/USB/UART/PCM
Network interface optimized for mixed WIFI and BT traffic
Integrated I/O Controllers and Interfaces
Dual USB 2.0 high-speed USB I/O, one USB Host and one USB OTG
Multiple UART, I2C and SPI interface with slave select
Multiple PWMs
Programmable IR remote input/output controllers
Built-in 10bit SAR ADC with 2 input channels
A set of General Purpose IOs with built-in pull up and pull down
System, Peripherals and Misc. Interfaces
Integrated general purpose timers, counters, DMA controllers
24 MHz crystal input
Embedded debug interface using ICE/JTAG
Power Management
Multiple external power domains controlled by PMIC
Multiple internal power domains controlled by software
Multiple sleep modes for CPU, system, DRAM, etc.
Multiple internal PLLs for DVFS operation
Multi-voltage I/O design for 1.8V and 3.3V
Power management auxiliary processor in a dedicated always-on (AO) power domain that can communicate with an external PMIC
Security
Trustzone based Trusted Execution Environment (TEE)
Secured boot, encrypted OTP, encrypted DRAM with memory integrity checker, hardware key ladder and internal control buses and storage
Protected memory regions and electric fence data partition
Hardware based Trusted Video Path (TVP) , video watermarking and secured contents (needs SecureOS software)
Secured IO and secured clock
Package
LFBGA,13x13mm, 20×20 ball matrix, 0.65 ball pitch, RoHS compliant
拓展资料
1、晶晨半导体(Amlogic)是一家全球领先的无晶圆片上系统半导体公司，1995年创立，全球总部现设立于中国上海，研发中心和分支机构遍及美国加州Santa Clara、上海、深圳、台北及香港。
2、晶晨半导体(Amlogic)专注于高集成度的多媒体SoC芯片，为互联网电子产品和智能消费类设备提供专业、开放的平台解决方案，产品包括：智能机顶盒及智能电视，智能家居等。晶晨半导体通过结合专有的高清多媒体处理引擎和系统IP以及业内领先的多核处理器及图形处理技术，为客户提供先进的芯片解决方案。晶晨半导体的定制芯片解决方案集成度高，并能保证产品在尺寸，性能、功耗和价格方面达到良好平衡。晶晨半导体可为客户提供基于安卓系统，Qt系统以及HTML5标准的整体解决方案，帮助客户快速开发领先市场的产品。
（资料来源：百度百科：晶晨半导体（上海）有限公司）