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25LC128
P87C54X2F (2)P87C54X2 (5)P87C54 (8)P87C5 (91)P87C (102)P87 (131)
NXP Semiconductors

P87C54X2FA,512

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

P87C54X2FBD,157

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