N80C31BH1 Integrated Circuit - PLCC44 - Intersil

N80C31BH Integrated Circuit - PLCC44 - Analog Devices - AMD

1pc MHS S-80C31-1 IC 8-bit Microcontroller Intel Architecture PLCC-44 Genuine

M5451Q Integrated Circuit - PLCC44 - ST Microelectronics - STM

AT80C32X2-UM Integrated Circuit - PLCC44 - Atmel

SC26C92C1A Integrated Circuit - PLCC44 - NXP Semiconductors

S80C31 Integrated Circuit - PLCC44 - Matra Temic

Z80C30-10VSC Integrated Circuit - PLCC44 - Zilog