P87C52X2BBD,157
P87C52X2BN
P87C52X2BN,112
P87C52X2BN/P87C58X2BN
P87C52X2FA
P87C52X2FA,512
P87C52X2FBD
P87C52X2FBD,157
P87C52X2FBD157
P87C52X2FN