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V833

专业智能视觉处理器

产品

芯片框图

V833

基本规格

Processor Core

?  Single-core Cortex-A7@1.2GHz
?  Neon acceleration, integrated FPU

Graphics Processing

? Supports Lens distortion correction, fisheye (wall mounting/top mounting/bottom mounting) and PTZ calibration
? Supports 90°, 180°, 270° picture rotation
? 1/256 to 32x picture scaling
? Supports Electronic Image Stabilization Engine (EISE)

Intelligent Video Analysis

? Integrated neural network accelerate engine, maximum 0.4Tops process performance
? Supports various intelligent analysis applications such as human detection, face detection, and face recognition, etc

Video Encoding Performance

? H.264 BP/MP/HP, H.265 Main Profile encoding
? MJPEG/JPEG baseline encoding 
? Real-time multi-stream H.264/H.265 encoding capability:
- 2688x1520@30fps+1280x720@30fps encoding
- 2592x1936@30fps+720x576@30fps encoding
? Supports JPEG encoding
? Rate control modes: CBR and VBR 
? Encoding of 16 ROIs
? On-screen display (OSD) overlay pre-processing for 64 regions

Video Input

? Supports two video input channels
? The first channel supports 8/10/12-bit DC timing input, and supports BT.601/BT.656/BT.1120 input interfaces 
? The second channel supports 4lane MIPI CSI2 interface
? The maximum input width is 2688

Video Output

? Supports 3 layers (2 video layers, 1 UI layers) overlay, video and UI layer up to 1080p
? One MIPI DSI up to 1080p@60fps
? One RGB888/666/565 display output
? One BT.656/BT.1120 video output

ISP

?  Adjustable 3A functions (AE, AWB, and AF), and 3A parameters is adjustable 
?  Supports 2F WDR and Local Tone mapping, supporting highlight suppression and backlight compensation
?  Supports bad pixel correction, Lens shading correction
?  Supports multi-level noise reduction (spatial-domain noise reduction and time-domain multi-frame noise reduction), remove motion smear and color noise
?  Supports color adjustment, color enhancement
?  Supports image dynamic contrast enhance and sharpness enhance
?  Supports 4 channels of scaling output from 1/256x to 1x
?  Supports image mirroring and flipping 
?  Provides ISP tuning tools for the PC 

Audio Interface

?  Integrated audio CODEC supporting 20-bit audio inputs and outputs
?  Mono MIC/Linein input and mono Lineout output
?  I2S interface for connecting to an external audio CODEC

Audio Encoding/Decoding

?  Voice encoding/decoding complying with multiple protocols by using software 
?  Compliance with the G.711, G.726 and ADPCM protocols 
?  Audio 3A functions (AEC, ANR, and ALC) 

Security Engine

?  AES, DES, and 3DES encryption and decryption algorithms
?  RSA1024/2048/4096 signature verification algorithm 
?  Hash-SHA1/256 and HMAC_SHA1/256 tamper proofing 
?  Integrated 1 Kbits OTP storage space and hardware random number generator

Peripheral Interfaces

? External reset input 
? Internal RTC
? Integrated multichannel ADC 
? UART, CIR, TWI, PWM, GPIO interfaces
? Three SD3.0/SDIO3.0 interfaces, supporting SDXC
? One USB2.0 OTG
? RGMII/RMII in 10/100 Mbit/s full/half-duplex mode and 1000Mbit/s full-duplex mode

External Memory Interfaces

? SDRAM interface
- 16-bit DDR3/DDR3L interface, maximum frequency of 800 MHz
-  Maximum memory up to 4 Gbits for single 16-bit DDR
? SPI NOR flash interface 
-  1-/2-/4-wire mode
-  Maximum capacity of 32 MB 
? SPI NAND flash interface, maximum capacity of 512 MB
? eMMC 5.0 interface

Physical Specifications

? Power consumption
- Typical 5M30 encoding, power consumption: 800 mW
? Operating voltage 
- 0.9 V core voltage
- 3.3 V IO voltage 
? Package 
- 12mm x 12mm, 273pin, 0.65mm ball pitch, LFBGA RoHS

Boot

? Booting from SPI NOR flash, SPI NAND flash, or eMMC 
? Supports programming firmware by SD Card, USB device

SDK

? Linux-4.9 SDK

方案亮点

高效能算力组合:Cortex-A7 1.2GHz(最大1.5GHz)+0.4TNPU
高效能算力组合:Cortex-A7 1.2GHz(最大1.5GHz)+0.4TNPU
专用图像/编码器:ISP 支持 2F WDR,H264/H265编码性能最高可达5M
专用图像/编码器:ISP 支持 2F WDR,H264/H265编码性能最高可达5M
高拓展输入/输出:双摄接入(MIPI+DVP)、MIPI/RGB输出(最大)
高拓展输入/输出:双摄接入(MIPI+DVP)、MIPI/RGB输出(最大)
高性价比、低功耗
高性价比、低功耗

典型机型

V833

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