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PCF7961XTT/D1AE09J is listed in the RF Transmitter range at ChipApex. The manufacturer field lists NXP USA Inc.. Its product description is IC REMOTE KEYLESS ENTRY 20TSSOP. Review the specifications below when checking this part for your BOM.
The PCF7961XTT/D1AE09J is a remote keyless entry integrated circuit manufactured by NXP USA Inc. It is designed for security and convenience applications, functioning as a transponder immobilizer with PLLMC technology. The component is housed in a 20-TSSOP package (0.173", 4.40mm wide) and operates on silicon technology. It supports surface mount installation and is available in tape and reel packaging. The device complies with RoHS3 standards and has an MSL rating of 1.
Verify the specific ordering suffix D1AE09J against official NXP documentation to confirm exact functional parameters and package variations. Ensure compatibility with existing PCB layouts requiring 20-TSSOP footprints. Confirm that the selected variant meets the required regulatory standards for the target market, including RoHS3 compliance. Cross-reference part numbers with authorized distributors to avoid counterfeit components.
Select this component when designing automotive immobilizer or remote keyless entry systems requiring a dedicated RF transceiver solution. The 20-TSSOP package is suitable for space-constrained board designs. Consider the silicon technology base and PLLMC integration for standard automotive frequency operations. Evaluate the lead time and availability through authorized channels due to potential supply chain variability for specific suffix variants.
This part belongs to the PCF7961 series from NXP Semiconductors, which focuses on RFID and NFC tag and transponder solutions. The series is widely used in automotive applications for secure communication between the key fob and the vehicle. The PCF7961XTT/D1AE09J represents a specific configuration within this family, tailored for remote keyless entry implementations.
Consult NXP official documentation for direct cross-references. Variants such as PCF7961MTT/D1AC13J may offer similar functionality but differ in specific suffix configurations. Verify pinout and electrical characteristics before substitution.
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