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芯片框图
基本规格
Processor Core• Quad-Core Cortex™-A7@1.5GHz • Neon acceleration, integrated FPUVideo Encoding/ Decoding Performance• H.264 BP/MP/HP,H.265 Main Profile encoding
• I/P Frame,Smart P frame reference • MJPEG/JPEG baseline encoding • Real-time multi-stream H.264/H.265 encoding capability:-3840x2160@30fps+VGA@30fps+ 3840x2160@1fps snapshot • Maximum JPEG snapshot performance of 3840x2160@30fps • Maximum H265/H264/MJEPG decoding performance of 3840x2160@30fps • CBR,VBR modes • Encoding of eight ROIs • Support Frame Buffer Uncompression Intelligent Video Analysis• Integrated AIE, supporting various intelligent analysis applications such as motion detection,perimeter defense,video diagnosis and face detection
Audio Interface• Integrated audio CODEC supporting 20-bit audio inputs and outputs
• I2S interface for connecting to an external audio CODEC • Dual-channel differential MIC inputs for reducing background noises Security Engine• AES, DES, and 3DES encryption and decryption algorithms implemented by using hardware
• RSA1024/2048/4096 signature verification algorithm implemented by using hardware • Hash-SHA1/256 and HMAC_SHA1/256 tamper proofing algorithms implemented by using hardware • Integrated 1.5Kbit Efuse storage space |
Video Interface Input• Two sensor input,Main input support 4xLane MIPI/12xLane Sub-LVDS/4xLane HiSPi interface,second input support 4xLane MIPI/8xLane Sub-LVDS/4xLane HiSPi interface
• Compatibility with mainstream HD CMOS sensors provided by Sony, Aptina, OmniVision,and Panasonic • Support BT.601, BT.656, or BT.1120 interface Output• One PAL/NTSC output for automatic load detection
• One BT.1120/BT.656 output interface • One MIPI DSI output,Maximum support 1080P60fps • One RGB/LVDS output 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) Peripheral Interfaces• POR,External reset input
• Internal RTC,Integrated 4-channel ADC • Six UART interfaces,Eight PWM interfaces • One USB2.0 OTG,One USB2.0 Host • RGMII/RMII in 10/100 Mbit/s full-/half-duplex mode and1000Mbit/s full-duplex mode ISP• 2-channel independent ISP processing,ISP1 Maximum support 4224x3168@30fps,ISP2 Maximum support 3264x2560@30fps
• Adjustable 3A functions (AE, AWB, and AF) • Highlight compensation, backlight compensation,gamma correction, and color enhancement • Defect pixel correction, 2D/3D denoising • Support Sensor Build-In WDR、2F - Frame base/Line base WDR、Local Tone mapping • Support 4-channel 1/64~1x scale output,include 2-channel support Frame Buffer compression • OSD overlaying of eight regions before encoding • Picture mirroring and flipping • ISP tuning tools for the PC |
Video and Graphics Processing• Lens distortion correction and fisheye correction
• Binocular stitching(360° panorama,180° wide angle) • Picture rotation by 90°or 270° Graphics Display• 2-Channel Video layer,Maximum support 4K@30fps
• 2-Channel UI layer,Maximum support 1080P@30fps • 2-Channel Video layer overlying 2-Channel UI layer • Support Screen color enhance External Memory Interfaces• DDR3/DDR3L/LPDDR3/ DDR2/LPDDR2 interface
- 32bit LPDDR3 with the maximum frequency of 667 MHz - 32bit DDR3/DDR3L with the maximum frequency of 800 MHz • SPI NOR flash interface,Maximum capacity of 32 MB - 1-/2-/4-wire mode - 3-byte or 4-byte address mode • SPI NAND flash interface, maximum capacity of 512 MB • eMMC 5.0 interface, maximum capacity of 2 TB • NAND flash interface,Components with 8 GB or larger capacity - 8-bit data width - 4-/8-/24-/40-/64-/80-bit ECC • Booting from the SPI NOR flash, SPI NAND flash, or NAND flash Physical Specifications• Power consumption
- TBD - Multi-level power saving mode • Operating voltages - 0.9 V core voltage - 3.3 V I/O voltage and 3.6 V margin voltage - 1.5 V, or 1.2V DDR3/3L/LPDDR3 SDRAM interface voltage • Package - RoHS,TFBGA - Body size of 17mm x 17mm,Lead pitch of 0.65mm SDK• Linux-4.4-based SDK
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方案亮点
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四核ARM Cortex-A7 架构
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内置智能加速引擎
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4K@30fps H.264/H.265编解码
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集成双路独立ISP
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