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Name: PCF7935AA/C0A,122
Brand: NXP USA Inc.
SKU: PCF7935AA/C0A,122
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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NXP USA Inc. PCF7935AA/C0A,122

Part No.:: PCF7935AA/C0A,122

Manufacturer:: NXP USA Inc.

Package:

Datasheet:

Description:: RFID TAG R/W 125KHZ PLLMC

In Stock:: 3737

Quantity:: Add To Cart

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PCF7935AA/C0A,122 Specifications

Package/Case:
Packaging:
Bulk
Series:
-
ProductStatus:
Active
Style:
-
Technology:
-
Frequency:
125kHz
MemoryType:
Read/Write
WritableMemory:
-
Standards:
-
OperatingTemperature:
-

PCF7935AA/C0A,122 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including PCF7935AA/C0A,122 price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for PCF7935AA/C0A,122 to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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PCF7935AA/C0A,122 information

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PCF7935AA/C0A,122 Typical application Circuitry

The PCF7935AA/C0A,122 is a specialized integrated circuit (IC) primarily used in the field of radio frequency identification (RFID) and wireless communication applications. This IC is known for its role in security and access control systems, such as car immobilizer systems. Here's a detailed overview of its functionality, application scenarios, parameters, and a specific circuit connection example.

PCF7935AA/C0A,122 Functionality: The PCF7935AA/C0A,122 chip functions as a transponder IC, commonly used in passive RFID systems. It is designed to communicate with a reader via radio frequency signals, typically in applications where secure data transmission is critical.

PCF7935AA/C0A,122 Application Scenarios: One of the primary application scenarios of this chip is in vehicle immobilizer systems. In this context, the chip is embedded in the car key and communicates with the vehicle's onboard computer to authenticate the key before allowing the engine to start.

PCF7935AA/C0A,122 Parameters and Characteristics:

- Frequency Range: It operates in the low frequency (LF) range, typically around 125 kHz.

- Memory Capacity: The chip includes a modest amount of memory for storing identification data.

- Security Features: To stop unwanted access and cloning, it has improved security protocols.

- Power Source: Being a part of passive RFID systems, it does not require a battery; it draws power from the electromagnetic field generated by the reader.

Circuit Connection Example - Car Immobilizer System:

1. Transponder Coil Connection: The chip's antenna coil pins (let's assume pins 1 and 2 for this example) are connected to a tuned LC circuit. This circuit is crucial for the chip to receive and transmit RF signals effectively.

2. Data Interface: The data output pin (pin 3) is interfaced with the vehicle's immobilizer control unit. This connection is critical for transmitting the authentication data to the vehicle's computer.

3. Ground and Power: The ground pin (pin 4) is connected to the system's common ground. Since it's a passive device, it doesn't require a separate power connection.

Design Considerations:

- Antenna Design: Proper tuning of the antenna coil is vital to ensure optimal range and communication reliability.

- Security Protocols: To stop illegal access and cloning, strong encryption and authentication methods should be implemented.

- Environmental Factors: The chip and its connections should be robust against environmental factors like temperature variations and mechanical vibrations, especially in automotive applications.

This detailed analysis of the PCF7935AA/C0A,122 showcases its role in secure RFID applications, emphasizing the importance of careful circuit design and security considerations in its usage. The specific example of a car immobilizer system provides a practical insight into how this chip is typically employed.

PCF7935AA/C0A,122 FAQ

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3. Are the PCF7935AA/C0A,122 price and inventory displayed accurate?

The price and inventory of PCF7935AA/C0A,122 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

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6. What is the process for return or replacement of PCF7935AA/C0A,122?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the PCF7935AA/C0A,122 we delivered, we will accept the replacement or return of the PCF7935AA/C0A,122 only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of PCF7935AA/C0A,122.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations