PIC16F84A 18-pin Enhanced Flash/EEPROM 8-Bit MCU Data Sheet

PIC16F84AAPPENDIX A: REVISION HISTORYVersion Date Revision DescriptionA 9/14/98 This is a new data sheet. However, the devices described in this data sheet arethe upgrades to the devices found in the PIC16F8X Data Sheet, DS30430C.APPENDIX B: CONVERSION CONSIDERATIONSConsiderations for converting from one PIC16X8Xdevice to another are listed in Table B-1.TABLE B-1:CONVERSION CONSIDERATIONS - PIC16C84, PIC16F83/F84, PIC16CR83/CR84,PIC16F84ADifference PIC16C84 PIC16F83/F84PIC16CR83/CR84PIC16F84AProgram Memorysize1k x 14 512 x 14 / 1k x 14 512 x 14 / 1k x 14 1k x 14Data Memory size 36 x 8 36 x 8 / 68 x 8 36 x 8 / 68 x 8 68 x 8Voltage Range 2.0V - 6.0V(-40°C to +85°C)2.0V - 6.0V(-40°C to +85°C)2.0V - 6.0V(-40°C to +85°C)2.0V - 5.5V(-40°C to +125°C)Maximum OperatingFrequency10MHz 10MHz 10MHz 20MHzSupply Current(IDD). See parameter# D014 in theelectrical spec’s formore detail.IDD (typ) = 60µAIDD (max) = 400µA(LP osc, FOSC =32kHz, VDD = 2.0V,WDT disabled)IDD (typ) = 15µAIDD (max) = 45µA(LP osc, FOSC =32kHz, VDD = 2.0V,WDT disabled)IDD (typ) = 15µAIDD (max) = 45µA(LP osc, FOSC =32kHz, VDD = 2.0V,WDT disabled)IDD (typ) = 15µAIDD (max) = 45µA(LP osc, FOSC =32kHz, VDD = 2.0V,WDT disabled)Power-down Current(IPD). See parameters# D020, D021,and D021A in theelectrical spec’s formore detail.IPD (typ) = 26µAIPD (max) = 100µA(VDD = 2.0V, WDTdisabled, industrial)IPD (typ) = 0.4µAIPD (max) = 9µA(VDD = 2.0V, WDTdisabled, industrial)IPD (typ) = 0.4µAIPD (max) = 6µA(VDD = 2.0V, WDTdisabled, industrial)IPD (typ) = 0.4µAIPD (max) = 9µA(VDD = 2.0V, WDTdisabled, industrial)Input Low Voltage(VIL). See parameters# D032 andD034 in the electricalspec’s for moredetail.VIL (max) = 0.2VDD(Osc1, RC mode)VIL (max) = 0.1VDD(Osc1, RC mode)VIL (max) = 0.1VDD(Osc1, RC mode)VIL (max) = 0.1VDD(Osc1, RC mode)Input High Voltage(VIH). See parameter# D040 in theelectrical spec’s formore detail.VIH (min) = 0.36VDD(I/O Ports with TTL,4.5V ≤ VDD ≤ 5.5V)VIH (min) = 2.4V(I/O Ports with TTL,4.5V ≤ VDD ≤ 5.5V)VIH (min) = 2.4V(I/O Ports with TTL,4.5V ≤ VDD ≤ 5.5V)VIH (min) = 2.4V(I/O Ports with TTL,4.5V ≤ VDD ≤ 5.5V)Data EEPROMMemoryErase/Write cycletime (TDEW). Seeparameter # D122 inthe electrical spec’sfor more detail.TDEW (typ) = 10msTDEW (max) = 20msTDEW (typ) = 10msTDEW (max) = 20msTDEW (typ) = 10msTDEW (max) = 20msTDEW (typ) = 4msTDEW (max) = 10ms© 1998 Microchip Technology Inc. Preliminary DS35007A-page 59