new transponder IC PCF7941 key chip Philips PCF7941 Key transponder

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  • Philips NXP PCF7941 chip transponder PCF7941 chip for Chrysler

Philips NXP PCF7941 chip transponder PCF7941 chip for Chrysler

  • Item No. A1026 History: 40 sold
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Philips NXP PCF7941 is obd2tuning key transponder chip. PCF7941 chip for Chrysler Dodge remote Jeep keys repair. New transponder IC PCF7941 key chip compatible with Security Transponder, PCF7936AS.

Philips NXP PCF7941 chip transponder PCF7941 chip for Chrysler

Philips NXP PCF7941 transponder chip for Chrysler Dodge Jeep

New PCF7941 programmed for use for Chrysler-Dodge remote keys repair

Support car models

 Chrysler 300C year 2004- ;
 Chrysler Crossfire 2005- ;
 Dodge Magnum year 2004- ;
 Dodge Caliber 2007- ;
 Dodge Charger 2007- ;
 Jeep Patriot 2007-;
 Jeep Grand Cherokee 2005- ;
 Jeep Wrangler 2006- .


Compatible with Security Transponder.
RISC Programmable Keyless Entry features
384 Bit EEPROM
16-Pin SO package


64/32 bit mutual authentication calculation unit
32 bit unique device identification number
48 bit Secre t Key
Fast mutual authentication (39 ms)
EEPROM read/write protection capability
Excellent sensitivity in read and write mode (3 5 mT)
RISC Controller

Advanced 8-bit RISC architecture
4 Kbyte ROM, 64 Byte RAM
On-chip RC oscillator ( < ±10%)
Short instruction execution time (as fast as 1ms)
11 I/O ports, general purpose
Code hopping based on transponder calculation unit
Code hopping synchronization via transponder
 Clock input to serve as external data rate reference
Programmable battery low detection
Low power consumption (300 mA, PD 300 nA)
Single battery cell operation (2.1V to 5.5V)
Device supply can be derived from LF Field
For renew used Chrysler remote key. Just open the key and exchange original not working transponder chip PCF7941 with our preprogramed new PCF7941 and key is ready for new programming. Key to car programming can by done only in Chrysler dealer workshop or by profesional keymaker. Not work with Chrysler Pacifica, Voyager, Dodge Town/Country - transponder key can be programmed, but remote not work!

New Chrysler, Dodge, Jeep remote key  can by programmed only one time. Some times after car battery change or after battery discharge remote key can loose sychronization with car. In this case is only one solution - buy new expensive key.

You can use new PCF7941 Transponder Chip for the cars key repair only if you have possibility to write to this transponder car (for ex Dodge) initial data: transponder coding, remote settings etc. See our others transponders products ready to use for car remote key repair.

Mini Order: 10pcs

PCF7941 transponder chip PDF download


 PCF7941 PDF



OBD2Tuning supply PCF7941 Chrysler 300C-Magnum-Caliber-Jeep ready transponder chip

Wholesaler price/discount: please send email to [email protected]
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Delivery: Ship soon after confirmed.






Email: [email protected]

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Warranty: one year free


After-sales service: Free Technical Support


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