PIC16F84A High Performance RISC CPU Features: •Only 35 singleword instructionsto learn •All instructions single-cycle except for program branches which aretwo-cycle •Operating speed:DC - 20 MHz clock input DC - 200 nsinstruction cycle •1024 words of program memory •68 bytes of Data RAM •64 bytes of Data EEPROM •14-bit wide instruction words
Part #: PIC16F84A. Download. File Size: 494Kbytes. Page: 68 Pages. Description: 18-pin Enhanced Flash/EEPROM 8-Bit Microcontroller. Manufacturer: Microchip Technology.
PIC16F84A devices have 64 bytes of data EEPROM with an address range from 0h to 3Fh. The EEPROM data memory allows byte read and write. A byte write automatically erases the location and writes the new data (erase before write). The EEPROM data memory is rated for high erase/write cycles. The write time is controlled by an on-chip timer.
3: This buffer is a Schmitt Trigger input when configured in RC oscillator mode and a CMOS input otherwise. There are two memory blocks in the PIC16F84A. These are the program memory and the data memory. Each block has its own bus, so that access to each block can occur during the same oscillator cycle.