EM4200 125KHZ KeyFobs (Pack of 100)

Fully compatible with EM4100/4102 and EM4005/4105 communication protocols
128 bit laser programmed ROM (64 and 96 bit option available)
Several options of data rate and data encoding: Manchester, Biphase, PSK and FSK
Several resonant capacitor integrated on chip (75pF, 210pF or 250pF mask option)
100 to 150 kHz frequency range
On-chip rectifier and voltage limiter
No external supply buffer capacitor needed
-40°C to +85°C temperature range
Very low power consumption and High performances