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25LC128
P87C51RB2B (3)P87C51RB2 (5)P87C51RB (7)P87C51R (27)P87C51 (55)P87C5 (91)P87C (102)P87 (131)
NXP Semiconductors

P87C51RB2BBD,157

8051 87C Microcontroller IC 8-Bit 33MHz 16KB (16K x 8) OTP 44-LQFP (10x10)
NXP Semiconductors

P87C51RB2BA,512

8051 87C Microcontroller IC 8-Bit 33MHz 16KB (16K x 8) OTP 44-PLCC (16.59x16.59)
NXP Semiconductors

P87C51RB2BN,112

8051 87C Microcontroller IC 8-Bit 33MHz 16KB (16K x 8) OTP 40-DIP
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