V853 is a new generation of high-performance and low-power processor SoC targeted for the field of intelligent vision.It can be widely used in intellectually upgraded industries such as intelligent door lock,intelligent attendance and access control,webcam,tachograph,and intelligent desk lamp.
V853 integrates the single Cortex-A7 core and RISC-V MCU.It is also designed with a new generation of high-performance ISP image processor and Allwinner Smart video engine with maximum 5M@25fps H.265/H.264 encoding and 5M@25fps H.264 decoding to achieve professional picture effect.It has built-in NPU with maximum 1Tcomputing power and supports INT8/INT16 hybrid operation and typical network models such as Tensor Flow/MXNet/PyTorch/Caffe.V853 has advanced 22nm technics to support product miniaturization
design.It also supports various special video input and output interfaces such as 1*4-lane MIPI-CSI/DVP/MIPI-DSI/RGB to meet the needs of all Al visual products.V853 supports 16-bit DDR3/LDDR3L to meet the requirements of various productson high bandwidth.In addition, Allwinner provides the stable and easy-to-use matching reference design for Linux SDK and software and hardware to assist clients in the rapid mass production of products.
Features
CPU
* Cortex-A7@1GHz CPU core,supporting 32 KB I-cache,32 KB D-cache,and 128 KB L2 cache
* RISC-V@600 MHz core,supporting 16 KB I-cache and 16 KB D-cache
NPU
* Maximum performance up to 1 Tops
* Embedded 128KB internal buffer
* Supports deep learning frameworks:TensorFlow,Caffe,Tflite,Pytorch,Onnx NN,and so on
Memory
* 16-bit DDR3/DDR3L interface,supporting maximum capacity of 1GB
* SD3.0/eMMC 5.1 interface
* SPI Nor/SPI Nand Flash
Video Engine
Video encoder
* H.264/H.265 up to 4K@15fps or 5M@25fps
* JPEG up to 1080p@60fps
Video decoder
* Supports H.264 BP/MP/HP,JPEG
* Realtime mutiple streams H.264 encoding capabiy
* JPEG snapshot performance of 1080p@60fps independently
Display Engine
* Allwinner SmartColor post processing for an excellent display experience
* Supports 2 video channels and 1 Ul channel
* Supports G2D hardware accelerator including rotate,mixer,scaler functions
Video Input
ISP
* Maximum performance of 5M@30fps and maximum resolution of 3072 x 1772
* Adjustable 3A functions(AE,AWB,and AF),and 3A parameters are adjustable
* Provides ISP tuning tools for the PC
VIPP
* Four VIPP YUV422 or YUV420 outputs
* Maximum performance of 5M@30fps and maximum resolution of 3072 x 1772
8-/10-/12-/16-bit parallel CSl interface
* Supports digital camera(DC), BT.601, BT.656, BT.1120 protocol
* Maximum video capture resolution up to 5M@30fps
1*4-lane MIPI CSI interface
* Suppor DOL WDR mode and splitting into 2*2-lane MIPI CSI
* Supports 4-ch VC de-interleaver function
* Maximum video capture resolution up to 5M@30fps
Video OUT
* RGB LCD output interface up to 1920 x 1080@60fps
* 1*4-lane MIPI DSI interface up to 1920 x 1200@60fps
Audio
* 1 DAC and 2 ADCs
* Analog audio interfaces:MICIN1P/N,MICIN2P/N,LINEOUTP/N
* Digital audio interfaces:12S/PCM x 2,DMIC
Security System
* AES,DES,3DES encryption and decryption algorithms
* RSA/ECC signature verification algorithm
* MD5/SHA and HMAC tamper proofing
* PRNG/TRNG hardware random number generator
* Integrated 2 Kbits OTP storage space
Connectivity
* USB2.0 DRD, SDIO 3.0, SPI x 4,UART x 4, TWI x 5, WIEGAND
* PWM (12-ch), GPADC (4-ch)
* 10/100/1000M EMAC with RMII and RGMII interfaces
Package
* LFBGA318,12mm x12mm body size,0.5 mm ball pitch