PCF7947AT

Name: PCF7947AT
Brand: NXP Semiconductors
Rating: 4.5 (10 reviews)
Author: Lisleapex

PCF7947AT is a transponder chip used in car key fobs for remote entry and ignition.

1 有效庫存

PCF7947AT

有效庫存1

PCF7947AT is a transponder chip used in car key fobs for remote entry and ignition.

製造商零件號 # : PCF7947AT
包裝/封裝: SOP-14
製造商: NXP Semiconductors
產品分類 : Signal Circuits->Other Analog ICs

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關於包裝

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例子

捲帶式

剪膠帶

管或託盤

PCF7947AT 數據表

目前的價格方案正在編制中。請聯絡我們的客戶服務團隊獲取最新的價格資訊。感謝您的理解和支援!

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PCF7947AT 詳細說明

The PCF7947AT is a transponder IC (integrated circuit) manufactured by NXP Semiconductors. It is designed to be used as a replacement for damaged or lost transponders in automotive key fobs and remote entry systems. The PCF7947AT features an advanced secure communication protocol that provides secure and reliable communication between the transponder and the vehicle's immobilizer system.This transponder IC is compatible with a wide range of vehicle makes and models, making it a versatile solution for aftermarket key fob replacement. The PCF7947AT supports various types of transponder chips, including Philips HITAG 1, 2, and AES, as well as NXP's own transponders.The PCF7947AT comes in a compact SMD (surface-mount device) package, making it easy to integrate into key fobs and other electronic components. It operates on a supply voltage of 2.5V to 5.5V and has a temperature range of -40°C to 125°C, making it suitable for use in a wide range of environmental conditions.

主要特徵

High security microcontroller
64-bit unique identification number
Advanced cryptographic protocols
Supports secure messaging, mutual authentication, and key diversification
Can be used in multiple applications such as access control, payment systems, and automotive

應用

Automotive keyless entry systems
Immobilizer systems
Remote control systems
Access control systems
Electronic locking systems
Keyless entry systems for buildings
Security systems
Vehicle tracking systems
Engine control units
Transponder systems

規格

以下是所選零件的基本參數，涉及零件的特性及其所屬類別。

Category	RF and WirelessRF Transmitters	Mfr	NXP USA Inc.
Series	-	Package	Tape & Reel (TR)Cut Tape (CT)®
Product Status	Obsolete	Programmable	Not Verified
Mounting Type	Surface Mount	Package / Case	14-SOIC (0.154", 3.90mm Width)
Supplier Device Package	14-SO	Base Product Number	PCF79

數據表 PDF

數據表記錄了器件的特性、絕對最大額定值、應用等，這對於作為器件特定應用的整體指南大有裨益。

初步規格 PCF7947AT PDF 下載

常見問題解答

What is PCF7947AT?

The PCF7947AT is a transponder chip designed by NXP Semiconductors, used in electronic car key applications. It is commonly used in automotive key fobs and remote entry systems for vehicle access and immobilizer functions.

How Does PCF7947AT Work?

The PCF7947AT works by storing unique identification and access control data that can be read by a compatible receiver in the vehicle. It communicates with the vehicle's immobilizer system to enable or disable engine ignition and vehicle access based on the transmitted data.

How Many Pins does PCF7947AT have and What are the Functions of the Pinout Configuration?

The PCF7947AT is housed in a small outline package with a pinout configuration that includes the connections for power, ground, data input/output, and antenna interface for communication with the vehicle's receiver module.

What are the Pros and Cons of PCF7947AT?

Pros:

Secure Access Control: Provides secure and reliable access control for vehicle entry and engine ignition.
Automotive Compatibility: Designed specifically for automotive applications, ensuring compatibility with vehicle systems.
Compact Form Factor: Compact size allows for easy integration into key fobs and remote entry systems.

Cons:

Specialized Use: Limited to automotive key and immobilizer applications, may not be suitable for general-purpose RFID applications.
Compatibility Requirements: Requires compatibility with vehicle-specific receiver modules and immobilizer systems.

Are There Any Equivalents/Alternatives to PCF7947AT for Recommendation?

The PCF7935AS from NXP Semiconductors is a similar transponder chip commonly used in automotive key applications.
Alternatives to the PCF7947AT include the ID46 transponder chip from JMA and the HITAG 2 transponder chip from NXP.