PCF7946 Datasheet PDF - Philips Electronics

The HITAG2 is a high performance monolithic Security Transponder and Remote Keyless Entry Chip ideally suited for car immobiliser applications that incorporate keyless entry functions.

The HITAG2 PLUS transponder circuitry is compatible with the Security Transponder PCF7936AS to support mixed systems using a HITAG2 PLUS and a standard Security Transponder, PCF7936AS at the same time.

·  Compatible with Security Transponder, PCF7936AS
·  Rolling Code Generator for keyless entry
·  14-pin SO package