4 bit Microcontrollers Part List P89C52UBBB P89C52UBPN P89C52UFAA P89C52UFBB P89C52UFPN P89C52X2 P89C52X2BA P89C52X2BBD P89C52X2BN P89C52X2FA P89C52X2FBD P89C52X2FN TN80C31BH P8XC591 P8XC592 8XC51 8XC51GB 8XC51GB-1 8XC52 8XC54 PXAS30 PXAS30KBA PXAS30KBBE PXAS30KFA PXAS30KFBE PXAS31KFA PXAS31KFBE PXAS33KBA PXAS33KBBE PXAS33KFA PXAS33KFBE PXAS37KBA PXAS37KBBE PXAS37KFA PXAS37KFBE 8XC151SA 8XC151SB 8XC152JA 8XC152JB 8XC152JC 8XC152JD SAF-XC164CM-8F20F SAF-XC164CM-8F40F SAK-XC164CM-8F20F SAK-XC164CM-8F40F XC161CJ XC164CM XC164CS XC167CI 8XC251SB 8XC251SP 8XC251SQ 8XC251TA 8XC251TB 8XC251TP 8XC251TQ HMS87C1304A HMS87C1304AD S3F9488 HT48R06A-1 HS8-RTX2010RH HS8-RTX2010RH-8 HS8-RTX2010RH-Q HS9-RTX2010RH HS9-RTX2010RH-8 HS9-RTX2010RH-Q HS-RTX2010 HS-RTX2010RH W742C810 W742C811 W742C813 W742C81A W742CE811 W742E W742E813 W742E81A W741C20X W741C260 W741E201 W741E202