SLE cards
Warranty: 1 Year  Technical Specifications   SLE5542   EEPROM: 256 Byte 
 Min. write/erase time: 2.5 ms/2.5 ms 
 Operating voltage: 5 V 
 Max. supply current: 3 mA 
 Ambient temperature: -40 to 80°C 
 Endurance: 100 000 
 Retention time: minimum 10 years  
SLE5528   EEPROM: 1024 x 8 bit 
 Min. write/erase time: 5 ms 
 Operating voltage: 5 V 
 Max. supply current: 10 mA 
 Ambient temperature: -35 to 100°C 
 Endurance: 100 000 
 Retention time: minimum 10 years  
Country of origin: China 
 HSF code: 85235200
Manufacturer: Infineon