3x TI TMS 2764-25JL & 1x AMD AM2764-25DC Memory EPROM UVPROM 8KX8 250Ns CDIP28

STMicroelectronics uv-Eprom Memory M27C256B-I5F1FI Memory 256K (32KX8) 150ns

Siemens Simatic s5 6ES5-374-0BA11 Eprom Memory Submodule

Ve 3x STMicroelectronics uv-Eprom Memory M27C256B-12F1 Memory Module 28-Pin

Ve 4x Intel Memory Module D27128A Memory Chip UV-EPROM 16KX8 200ns Mos CDIP28

Ve 3x Intel Memory Module D27128A Memory Chip UV-EPROM 16KX8 200ns Mos CDIP28

Siemens 6ES5375-1LA21 EPROM 16K Memory Module, Simatic S5, 375 CMOS-EPROM

Ve 5x Signetics Steichermodul 27C256-20FA Memory Module 256K-bit CMOS Eprom