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25LC128
P87C51RC-4 (3)P87C51RC (9)P87C51R (27)P87C51 (55)P87C5 (91)P87C (102)P87 (131)
NXP Semiconductors

P87C51RC+4A,512

8051 87C Microcontroller IC 8-Bit 16MHz 32KB (32K x 8) OTP 44-PLCC (16.59x16.59)
NXP Semiconductors

P87C51RC+4B,557

8051 87C Microcontroller IC 8-Bit 16MHz 32KB (32K x 8) OTP 44-PQFP (10x10)
NXP Semiconductors

P87C51RC+4N,112

8051 87C Microcontroller IC 8-Bit 16MHz 32KB (32K x 8) OTP 40-DIP
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