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PCF7922ATT/D1AE07J 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.
RF Transmitter specifications for PCF7922ATT/D1AE07J
- Description：IC REMOTE KEYLESS ENTRY 20TSSOP
- Series：-
- Mfr：NXP USA Inc.
- Package：Tape & Reel (TR)
- Frequency：-
- Applications：-
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- Data Rate (Max)：-
- Power - Output：-
- Current - Transmitting：-
- Data Interface：-
- Antenna Connector：-
- Memory Size：-
- Features：-
- Voltage - Supply：-
- Operating Temperature：-
- Mounting Type：-
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RF Transmitter datasheet and documents for PCF7922ATT/D1AE07J
RF Transmitter Overview
The PCF7922ATT/D1AE07J is a security transponder integrated circuit designed for automotive immobilizer systems. It operates as a passive device, communicating with the vehicle's reader via inductive coupling at 125 kHz. The component integrates a Phase-Locked Loop (PLL) for frequency synthesis and includes hardware security features to protect against cloning and replay attacks. It supports standard HITAG protocols, ensuring compatibility with existing vehicle architectures while providing secure authentication for keyless entry functions.
RF Transmitter Feature Summary
- Integrates a PLL-based radio interface for robust 125 kHz communication
- Includes dedicated hardware security mechanisms for data protection
- Supports standard HITAG protocol implementations for authentication
RF Transmitter Applications
- Automotive immobilizer systems
- Keyless entry transponders
- Vehicle security authentication modules
RF Transmitter Procurement Notes
Verify the specific suffix D1AE07J against the manufacturer's official documentation to confirm exact binning or packaging specifications. Ensure the source document explicitly lists this full part number to avoid confusion with base model variants. Cross-reference the revision level to guarantee compatibility with the target system design requirements.
RF Transmitter Selection Notes
Select this component for applications requiring certified passive transponder functionality within automotive environments. Confirm that the system architecture utilizes compatible 125 kHz readers. Validate that the required security level aligns with the integrated hardware protections provided by the IC.
RF Transmitter Part Context
This part belongs to the PCF7922 series of security transponders manufactured by NXP Semiconductors. The series is widely utilized in the automotive industry for anti-theft protection. The specific variant includes defined configuration parameters suitable for standard integration into vehicle key fobs.
RF Transmitter Replacement Considerations
Consult the official NXP product selection guide for direct substitutes. Verify pinout and protocol compatibility before considering alternative transponder ICs from other manufacturers.
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