P80C32UFBB,557

MCU 8Bit P80 80C51 CISC 8KB ROM 5V 44Pin PQFP Tray

8051 series IC 8 位 33MHz - ROMless 44-PQFP（10x10）

得捷:
IC MCU 8BIT ROMLESS 44PQFP

贸泽:
8-bit Microcontrollers - MCU 80C51 256B 33MHZ ROMLESS

艾睿:
MCU 8-bit P80 80C51 CISC 8KB ROM 5V 44-Pin PQFP Tray

安富利:
MCU 8-bit MCS51 8051 CISC ROMLess 5V 44-Pin PQFP

Chip1Stop:
MCU 8-bit P80 80C51 CISC ROMLess 5V 44-Pin PQFP

DeviceMart:
IC 80C51 MCU 256 ROMLESS 44-QFP