STK12C68-PF45I,IC NVSRAM 64KBIT 45NS 28DIP
STK12C68-PF55,IC NVSRAM 64KB 55NS 28-PDIP
STK12C68-SF25,IC NVSRAM 64KBIT 25NS 28-SOIC
STK12C68-SF25I,IC NVSRAM 64KBIT 25NS 28-SOIC
STK12C68-SF25ITR,IC NVSRAM 64KBIT 25NS 28SOIC
STK12C68-SF25TR,IC NVSRAM 64KBIT 25NS 28SOIC
STK12C68-SF45,IC NVSRAM 64KBIT 45NS 28SOIC
STK12C68-SF45I,IC NVSRAM 64KBIT 45NS 28SOIC