Allwinner 全志 A31S 四核高端智能机顶盒平板导航CPU处理器芯片
地区：广东 深圳
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作为结合了智能手机与平板电脑特点的跨界产品， Phablet受到了越来越多的手机厂商和用户的追捧。A31s是珠海全志科技针对Phablet市场最新推出的四核处理器。该处理器基于四核 Cortex-A7 CPU以及 SGX544MP2 GPU架构，支持2160P视频解码和H.264 HP 1080p@30fps视频编码。
作为全志四核移动应用处理器A31的cost down 版本， A31s新增加了对各种无线数据传输技术如3G, 2G, LTE, WIFI, BT, FM, GPS, AGPS等的支持。
A31s处理器具有以下特性:
CPU
· ARM Cortex-A7 quad-core · 256 KB L1 cache · 1 MB L2 cache
GPU
· PowerVR SGX544MP2 · Comply with OpenGL ES 2.0, OpenCL 1.x, DX 9_3
AUDIO
· Two sets of I2S/PCM interfaces for Baseband and Bluetooth · Two integrated differential analog MIC for headset and phone · Integrated digital MIC · Dedicated headphone/speaker/receiver outputs · Two-channel audio ADC with 96dBA SNR · Two-channel audio DAC with 100dBA SNR
VIDEO
· UHD H.264 2160p video decoding · Multi-format FHD video decoding, including Mpeg1/2, Mpeg4 SP/ASP GMC, H.263, H.264,etc · BD Directory, BD ISO and BD m2ts video decoding · H.264 High Profile 1080p@30fps or 720p@60fps encoding · 3840x1080@30fps 3D decoding, BD/SBS/TAB/FP supported · 3840x1080@30fps 3D encoding · Comply with RTSP, HTTP, HLS, RTMP, MMS streaming media protocols
DISPLAY
· Integrated LVDS/RGB/CPU LCD interface 1280x800 resolution · Integrated HDMI1.4 1920x1080@60fps
CAMERA
· Support 0.3M/1.3M/2M/5M CMOS sensor · Support 8/10/12-bit YUV/Bayer sensor
ISP
· Static and dynamic defect pixel correction, and lens shading correction · Anisotropic non-linear Bayer interpolation with false color suppression · Programmable color correction, dynamic range compression and contrast enhancement · Advanced spatial de-noise filter · AE/AF/AWB · Anti-flick detection
MEMORY
· 32-bit DDR3/DDR3L/LPDDR2 controller · 8-bit NAND Flash controller with 64-bit ECC
PMIC
· PMIC AXP221s · 21-CH power output and 2.2A Flash charging · Comply with USB 3.0 power supply standard
OS
· Support Android 4.1/4.2 and above · Compatible with Microsoft Windows 8
全志
BGA
15+
A31S
