- IP80C321
- Advanced Micro Devices
- RAM: 256bytes 0.1 to 12MHz CMOS single-chip microcontroller
- IP80C321-1
- Advanced Micro Devices
- RAM: 256bytes 0.1 to 16MHz CMOS single-chip microcontroller
- P80C321
- Advanced Micro Devices
- RAM: 256bytes 0.1 to 12MHz CMOS single-chip microcontroller
- P80C321-1
- Advanced Micro Devices
- RAM: 256bytes 0.1 to 16MHz CMOS single-chip microcontroller
- P80C321 S F88
- Intel
- MCU 8-bit MCS51 80C51 CISC ROMLess 5V 40-Pin PDIP
- P80C321SF88
- Intel
- IC MPU 8BIT 5V 16MHZ 40DIP - P80C321SF88
- P80C321 S F88
- Intel
- MCU 8-bit 80C51 CISC ROMLess 5V 40-Pin PDIP
- TP80C321 S F88
- Intel
- MCU 8-bit MCS51 80C51 CISC ROMLess 5V 40-Pin PDIP
- TP80C321SF88
- Intel
- IC MPU 8NIT 5V 16MHZ EXT 40-DIP - TP80C321SF88