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25LC128
P89C51RD2B (2)P89C51R (8)P89C5 (12)P89C (34)P89 (161)
NXP Semiconductors

P89C51RD2BA/01,512

8051 89C Microcontroller IC 8-Bit 33MHz 64KB (64K x 8) FLASH 44-PLCC (16.59x16.59)
NXP Semiconductors

P89C51RD2BBD/01,55

8051 89C Microcontroller IC 8-Bit 33MHz 64KB (64K x 8) FLASH 44-LQFP (10x10)
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