- 1-1000
- 1001-1453
- P89C51X2
- P89C51X2BA
- P89C51X2BA-
- P89C51X2BA (FLASH)
- P89C51X2BA （FLASH）
- P89C51X2BA(P89C51UBAA)
- P89C51X2BA/00
- P89C51X2BA/00512
- P89C51X2BA_
- P89C51X2BBD
- P89C51X2BBD/00
- P89C51X2BBD/00557
- P89C51X2BM
- P89C51X2BN
- P89C51X2BN-
- P89C51X2BN (FLASH)
- P89C51X2BN （FLASH）
- P89C51X2BN/00
- P89C51X2BN/00 PHI
- P89C51X2BN/00.112
- P89C51X2BN/00112
- P89C51X2BN_
- P89C51X2BN00
- P89C51X2FA
- P89C51X2FA/00
- P89C51X2FA/00529
- P89C52
- P89C521NBP
- P89C52BA
- P89C52BBD
- P89C52BN
- P89C52BP
- P89C52BP.112
- P89C52BPN
- P89C52EBAA
- P89C52EBPN
- P89C52NBA
- P89C52NBAA
- P89C52RD2BN
- P89C52RD2FN
- P89C52SBAA
- P89C52UBA
- P89C52UBA A
- P89C52UBA A
- P89C52UBA A
- P89C52UBAA
- P89C52UBAA/AR
- p89c52ubbb
- P89C52UBP
- P89C52UBP N
- P89C52UBPN
- P89C52UBP-N
- P89C52UFAA
- P89C52UFBB
- P89C52UFP
- P89C52UFP N
- P89C52UFPN
- P89C52VBAA
- P89C52X2
- P89C52X2B
- P89C52X2BA
- P89C52X2BA (FLASH)
- P89C52X2BA(PROG)
- P89C52X2BA/00
- P89C52X2BA/00 （FLASH）
- P89C52X2BA/00.512
- P89C52X2BA/00512
- P89C52X2BA00
- P89C52X2BA00.512
- P89C52X2BA-LF
- P89C52X2BBD
- P89C52X2BBD (FLASH)
- P89C52X2BBD/00
- P89C52X2BBD/00,557
- P89C52X2BBD/00557
- P89C52X2BN
- P89C52X2BN (FLASH)
- P89C52X2BN/00
- P89C52X2BN/00.112
- P89C52X2BN/00112
- P89C52X2BN00
- P89C52X2BN00.112
- P89C52X2FA
- P89C52X2FA (FLASH)
- P89C52X2FA/00
- P89C52X2FA/00512
- P89C52X2FA/00529
- P89C52X2FBD
- P89C52X2FBD/00
- P89C52X2FN
- P89C52X2FN (FLASH)
- P89C52X5BA
- P89C52XBBD
- P89C52XBN
- p89c536nba
- P89C538EBB
- P89C538NBA
- p89c538nbaa
- P89C54
- P89C54BA