Pic16c55 microcontrollers microchip pic16c558 04 p eprom based 8 bit cmos microcontroller pic16c55x family 2 5v to 5 5v supply voltage 3 5kb otp memory 128bytes sram data memory 13 i o pins 1 timers 4mhz clock speed 18 dip case the pic16c55x are eprom based members of the versatile pic16cxx family of low cost high performance cmos fully static 8 bit microcontrollers all picmicro microcontrollers employ an advanced risc architecture the pic16c55x have enhanced core features eig