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Name: PN5321A3HN/C106518
Brand: NXP USA Inc.
SKU: PN5321A3HN/C106518
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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NXP USA Inc. PN5321A3HN/C106518

Part No.:: PN5321A3HN/C106518

Manufacturer:: NXP USA Inc.

Package:: -

Datasheet:: PN5321A3HN/C106518.pdf

Description:: NFC INTEGRATED SOLUTION

In Stock:: 2911

Quantity:: Add To Cart

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PN5321A3HN/C106518 Specifications

Package/Case:
-
Packaging:
Bulk
Series:
*
ProductStatus:
Active
Type:
-
Applications:
-
MountingType:
-

PN5321A3HN/C106518 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including PN5321A3HN/C106518 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 PN5321A3HN/C106518 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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PN5321A3HN/C106518 information

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PN5321A3HN/C106518 Typical application Circuitry

PN5321A3HN C106518

The PN5321A3HN/C106518 is an integrated NFC (Near Field Communication) controller that supports various protocols for contactless communication at 13.56 MHz. This chip enables read/write, peer-to-peer communication, and card emulation modes.

Application Scenarios:

One common application for the PN5321A3HN/C106518 is in access control systems where it can be used to read NFC-enabled cards or fobs for secure entry.

Parametric Features:

The chip offers a user-friendly and flexible interface, including options such as I2C, SPI, and HSU (High-Speed UART). It also has an integrated RF field detector, power-down mode, and an internal transmitter and receiver to handle the NFC communication protocols.

Designing an NFC Reader Circuit for Access Control:

1. Power Supply Connection:

Ensure that the VDD (pin 1) is connected to a stable 3.3V power supply, with decoupling capacitors placed close to the power pins to filter out noise.

2. Communication Interface:

For a microcontroller with an SPI interface, connect SDI (pin 2), SDO (pin 14), and SCK (pin 13) to the corresponding SPI pins on the microcontroller. Ensure proper level shifting if the microcontroller operates at a different voltage.

3. External Antenna Connection:

Connect the TX1 (pin 31) and TX2 (pin 32) to an NFC antenna matching the impedance recommended in the chip's datasheet to ensure efficient NFC communication.

4. Host Controller Interface:

For proper interfacing with a host controller, use HSU by connecting TXD (pin 18) and RXD (pin 19) to the controller's RX and TX pins, respectively.

5. Ground and Signal Integrity:

Connect all ground pins (e.g., pin 5, pin 7, and pin 24) to the system ground plane. Signal integrity must be preserved, especially for the antenna connections, by keeping the traces as short as possible and following impedance matching guidelines.

Circuit Design Considerations:

- Antenna Design: The design of the NFC antenna is crucial and should be tuned for best performance in the desired application environment.

- Power Management: The power supply should be clean and stable. Using low-dropout regulators and filtering capacitors is recommended.

- Communication Protocol: Choose the appropriate communication protocol (I2C, SPI, HSU) that matches the host controller's capabilities and system requirements.

- ESD Protection: Given that NFC devices are often used in scenarios where they can be touched, ensure ESD protection is in place to prevent damage to the chip.

- Firmware and Software: Develop robust firmware and software for the host controller that can handle NFC communication effectively and implement the desired access control logic.

By integrating the PN5321A3HN/C106518 into an access control system's circuit design, one can achieve a secure and efficient way of controlling access through NFC technology. It's essential to consider all design aspects, from power supply to antenna design, to ensure reliable operation and to meet the stringent requirements of NFC communication.

PN5321A3HN/C106518 FAQ

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3. Are the PN5321A3HN/C106518 price and inventory displayed accurate?

The price and inventory of PN5321A3HN/C106518 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 PN5321A3HN/C106518?

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 PN5321A3HN/C106518 we delivered, we will accept the replacement or return of the PN5321A3HN/C106518 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 PN5321A3HN/C106518.

(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