1pcs P8251A P8251 Programmable Communication DIP28 *tn

1pcs P8251A P8251 Programmable Communication DIP28 *hh

P8251A DIP28 PROGRAMMABLE COMMUNICATION USA ship *kk

1pcs P8251A P8251 Programmable Communication DIP28 *bn

1PCS M82C59A-2 M82C59A PLCC-28 PROGRAMMABLE INTERRUPT CONTROLLER US #E1

1pcs P8251A P8251 Programmable Communication DIP28 @zx

D8259AC-2 DIP-28 Programmable Interrupt Controller #lk

D8259AC-2 DIP-28 Programmable Interrupt Controller *kk