Product Summary

Features<br />
? Single-chip security transponder and<br />
keyless entry solution with on-chip<br />
UHF transmitter<br />
? PCF7936 family compatible<br />
transponder operation<br />
? Low power RISC programmable<br />
device operation<br />
? On-chip PLL based UHF transmitter<br />
(315/434 MHz)<br />
? Programmable ASK/FSK modulation<br />
characteristics<br />
? Up to seven command button inputs<br />
? Programmable ‘battery low’<br />
detection<br />
? Full suite of on-chip memory<br />
- 4/8 Kbytes E-ROM, 4 Kbytes ROM,<br />
512 bytes EEPROM, 192 bytes RAM<br />
? Factory programmed serial number<br />
(32-bit)<br />
NXP Semiconductors’ leading portfolio of vehicle security solutions now includes a true <br />
‘single-chip’ remote keyless entry family. Ideal for today’s advanced vehicle access applications, <br />
the PCF7x61 security transponder, microcontroller and radio transmitter ICs fi t compact key <br />
designs and offer cost-effective answers to all your remote access and immobilization needs. <br />
? Single lithium cell operation<br />
(2.1 to 3.6 V)<br />
? 20-pin TSSOP package (SOT360-1)

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
PCF7961ATT/C00V1,5
PCF7961ATT/C00V1,5

NXP Semiconductors

RF Wireless Misc PCF7961ATT/TSSOP20/REEL13DPC

Data Sheet

Negotiable 
PCF7961ATTM1AC0700
PCF7961ATTM1AC0700


IC REMOTE KEYLESS ENTRY 20TSSOP

Data Sheet

0-2500: $1.88
PCF7961ATTM1AE0700
PCF7961ATTM1AE0700

NXP Semiconductors

RF Wireless Misc REMOTE KEYLESS ENTRY

Data Sheet

0-1790: $1.97
1790-2000: $1.87
PCF7961XTTC1AE0915
PCF7961XTTC1AE0915

NXP Semiconductors

RF Wireless Misc REMOTE KEYLESS ENTRY

Data Sheet

0-1790: $1.97
1790-2000: $1.87
PCF7961ATT/E,518
PCF7961ATT/E,518

NXP Semiconductors

RF Wireless Misc PCF7961ATT/TSSOP20/REEL13DPE

Data Sheet

Negotiable