Automotive Intelligent Assisted Driving Chip (T517)
Function Description and Application Fields
The T517 chip provides excellent all-weather multi-channel high-definition driving recording, 360-degree panoramic parking, and advanced safety assistance driving functions on the Android/Linux system platform, while integrating Allwinner’s TV-Decoder (analog video input), 2D accelerator, and other modules. The product is designed and manufactured according to international automotive electronics standards, complies with AEC-Q100 Grade 3 specifications, and has the advantages of multifunctionality, high performance, and high stability. It is mainly used in intelligent in-vehicle infotainment systems, high-definition panoramic imaging systems, head-up display systems, and intelligent in-vehicle instrument clusters, effectively assisting in the intelligent cockpit upgrade of new energy vehicles and smart cars.
Main Technical Indicators
1. Chip Specifications:
1) CPU: 4*A53 1.5GHz clock frequency;
2) GPU: G31 MP2;
3) H.265 4Kp@60fps decode;
4) H.264 4Kp@25fps encode;
5) Maximum support for 32bit DDR4/LPDDR4 4GB.
2. Safety Indicators:
Utilizes Allwinner’s temperature control technology to ensure the chip’s operating junction temperature does not exceed 125°C.
3. Reliability Indicators:
1) Meets AEC-Q100 specification requirements;
2) Achieves a chip defect rate of less than 30ppm;
Working life greater than 10 years.
Chip Features and Innovations
1) Safety: Key breakthroughs in intelligent recognition technology significantly enhance ADAS technology, effectively solving automotive safety issues. 1) Integrates high-performance CPU and GPU, meeting Android Q and future ecosystems; supports various DDR models such as D3/D4/LP4, effectively increasing bandwidth and enhancing computing power, supporting more functions and application scenarios;
2) Possesses strong multimedia video capabilities to achieve mainstream point-to-point playback of 4KP60 H265, while integrating Allwinner’s self-developed color system, supporting HDR10, resulting in excellent display effects; video recording supports 4K/25fps H264 encoding; MIPI CSI can support up to 4*1080P camera connections, and MIPI CSI+BT1120 interface can support 6*720P connections.
Benchmark Product Models
NXP IMX8X, Texas Instruments Jacinto 7
Product Application Status
Pre-installed in 20 Tier 1 suppliers; applied in 50 vehicle models, totaling over 3 million units.
Post-installed, began supply in 2020, totaling over 5 million units.
