Chip cards

Memory Cards are simple E²Prom cards or E²Prom cards with security features. Typical sizes of E²Prom cards are:
  • 256 Byte
  • 2 kByte
  • 8 kByte
  • 16 kByte
  • 32 kByte
  • 64 kByte
  • 128 kByte
Plain memory cards do not have a security function.
 
E²Prom cards with a simple security logic are more sophisticated. 
Typical variations are 256 Byte (SLE4442) or 1 kByte (SLE4428).