说明：  PIC12C5XX 8-Pin, 8-Bit CMOS Microcontroller Throughout this data sheet PIC12C508(A) refers to the PIC12C508 and PIC12C508A. PIC12C509(A) refers to the PIC12C509 and PIC12C509A. PIC12C5XX refers to the PIC12C508, PIC12C508A, PIC12C509 and PIC12C509A.
(PIC12C5XX 8-Pin, 8-Bit CMOS Microcontroller Throughout this data sheet PIC12C508 (A) refers to the PIC12C508 and PIC12C508A. PIC12C509 (A) refers to the PIC12C509 and PIC12C509A. PIC12C5XX refers to the PIC12C508, PIC12C508A, PIC12C509 and PIC12C509A.)