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NCF29A1XHN/0500I Compact Single Chip Microcontroller
Product Technology and Advantages
NXP NCF29A1XHN/0500I is a compact single-chip solution designed specifically for automotive applications, suitable for scenarios that require vehicle anti-theft and keyless entry/start functions. Here are some performance advantages of this product:
High integration: NCF29A1XHN/0500I integrates a safety responder, PKE LF interface, UHF transmitter, and RISC controller, significantly reducing the need for external components
Low power design: The responder circuit of this chip does not require battery power and can maintain full operation even when the battery is low
Small size package: Adopting a miniature 32 pin QFN package, it occupies minimal circuit board space (5 mm x 5 mm), suitable for applications with limited space
Powerful RISC controller: Built in NXP low-power 16 bit MICRO RISC KERNEL (MRK III), providing efficient data processing capabilities.
Flexible I/O ports: Provides 8 I/O ports, allowing up to 8 command button inputs, providing a high degree of configuration flexibility
Excellent LF front-end sensitivity: NCF29A1 has excellent low-frequency sensitivity, which helps achieve longer battery life
Distance definition function: can limit the activation range, control the actual distance of remote control function, and improve safety

Single chip solution: including IMMO responder, UHF transmitter, and RISC controller, capable of implementing new security features
Multi channel RF frequency hopping operation: providing better anti-interference performance and higher stability
3D LF interface positioning key: achieve high-precision key positioning through RSSI within a wide dynamic range (with an error of within 5 centimeters)
Minimum number of external components: Helps system suppliers and automotive customers further reduce costs
The widely recognized AES algorithm in the industry: helps effectively prevent key cloning/vehicle theft
Ultra low power programmable µ C core: can be flexibly configured to meet different application requirements
These performance advantages make NCF29A1XHN/0500I an ideal choice for keyless entry and start systems in automobiles. It not only provides a compact solution, but also ensures high performance and safety
Product Manufacturing Process
NXP NCF29A1XHN/0500I is a compact single-chip solution designed specifically for automotive applications, which integrates a safety responder, PKE LF interface, UHF transmitter, and RISC controller. Here are some key manufacturing processes and technical features of the product:
High integration: NCF29A1XHN/0500I integrates multiple key components on a single chip, including a safety responder, PKE LF interface, UHF transmitter, and RISC controller, reducing the need for external components and simplifying the design and production process.
Special programming and debugging tools: Due to NCF29A1's MRKIII kernel, special IDEs and burning tools are required for programming and debugging, which may involve special hardware interfaces and software support.
Burning process: For programming NCF29A1, an MRKIII 2-link burning device is required, which is a small USB to 10 pin conversion box and corresponding software tools for burning.
Environmental adaptability: This chip is designed for automotive environments and can adapt to various environmental conditions, including temperature changes and mechanical shocks.
These manufacturing processes and design features make NCF29A1XHN/0500I an ideal choice for keyless entry and start systems in automobiles. It not only provides a compact solution, but also ensures high performance and safety.
Product Application Areas
The NXP NCF29A1XHN/0500I is a compact single-chip solution primarily used in the automotive industry, particularly in keyless entry and start systems (PEPS). The following are the main application areas of this product:
Keyless Entry/Start System: The NCF29A1 integrates a safety responder, PKE LF interface, UHF transmitter, and RISC controller, making it ideal for keyless entry and start functions in vehicles.
Vehicle anti-theft: The design of this chip supports vehicle anti-theft function, ensuring that only authorized keys can unlock and start the car.
High sensitivity receiver: The integrated high sensitivity 125kHz wake-up receiver and high-precision RSSI measurement unit enable it to work effectively over a large range.
Automotive applications: Due to its compact 32 pin QFN package, the NCF29A1 is highly suitable for space constrained automotive electronic applications.
Supports multiple functions: This chip supports car key ID pairing, keyless entry (PKE), keyless start (PKG), car anti-theft (IMMO), remote control (RKE), and other functions to meet the needs of modern cars.
Low power design: Even when the battery is depleted, the NCF29A1 can still support the operation of the safety responder, making it suitable for battery powered application scenarios.
These application areas demonstrate the importance of NCF29A1XHN/0500I in modern automotive electronic systems, particularly in enhancing user convenience and safety.
Product After-Sales Service
Product information: The official website provides detailed product information for NCF29A1XHN/0500I, including its features, application scenarios, and technical specifications.
Technical support: Users can obtain assistance and solve technical problems through online, telephone, email and other channels.
Data manual and product information: Users can download the data manual to understand the detailed technical parameters of the product.
Users can purchase NCF29A1XHN/0500I through authorized distributors of NXP and obtain corresponding after-sales service.
Environmental and export classification: NCF29A1XHN/0500I complies with RoHS standards, MSL is 1 (unlimited), not affected by REACH, ECCN is EAR99, HTSUS is 8542.39.0060. This information helps users understand the environmental and export compliance of the product.
Through these services and resources, users can obtain the necessary support to ensure optimal performance and reliability of the product.
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