Path:OKDatasheet > Semiconductor Datasheet > Microchip Datasheet > PIC16C55A-20/SS
PIC16C55A-20/SS spec: "Bits number of 8 Memory configuration 512x12 Memory type OTP Frequency clock 20 MHz Memory size 512 bit 8-bit CMOS MCU, 512b OTP PROM, 24b RAM, 20 I/O lines - 20MHz"