PIC16F84A datasheet(59/68 Pages) MICROCHIP

59 / 68 page

PIC16F84A

Preliminary

DS35007A-page 59

APPENDIX A: REVISION HISTORY

APPENDIX B: CONVERSION CONSIDERATIONS

Considerations for converting from one PIC16X8X

device to another are listed in Table B-1.

Version

Date

Revision Description

9/14/98

This is a new data sheet. However, the devices described in this data sheet are

the upgrades to the devices found in the

PIC16F8X Data Sheet, DS30430C.

TABLE B-1:

CONVERSION CONSIDERATIONS - PIC16C84, PIC16F83/F84, PIC16CR83/CR84,

PIC16F84A

Difference

PIC16C84

PIC16F83/F84

PIC16CR83/

CR84

PIC16F84A

Program Memory

size

1k x 14

512 x 14 / 1k x 14

1k x 14

Data Memory size

36 x 8

36 x 8 / 68 x 8

68 x 8

Voltage 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 Operat-

ing Frequency

10MHz

20MHz

Supply Current

(IDD). See parame-

ter # D014 in the

electrical spec’s for

more detail.

IDD (typ) = 60

µA

IDD (max) = 400

µA

(LP osc, FOSC =

32kHz, VDD = 2.0V,

WDT disabled)

IDD (typ) = 15

µA

IDD (max) = 45

µA

(LP osc, FOSC =

32kHz, VDD = 2.0V,

WDT disabled)

IDD (typ) = 15

µA

IDD (max) = 45

µA

(LP osc, FOSC =

32kHz, VDD = 2.0V,

WDT disabled)

IDD (typ) = 15

µA

IDD (max) = 45

µA

(LP osc, FOSC =

32kHz, VDD = 2.0V,

WDT disabled)

Power-down Current

(IPD). See parame-

ters # D020, D021,

and D021A in the

electrical spec’s for

more detail.

IPD (typ) = 26

µA

IPD (max) = 100

µA

(VDD = 2.0V, WDT

disabled, industrial)

IPD (typ) = 0.4

µA

IPD (max) = 9

µA

(VDD = 2.0V, WDT

disabled, industrial)

IPD (typ) = 0.4

µA

IPD (max) = 6

µA

(VDD = 2.0V, WDT

disabled, industrial)

IPD (typ) = 0.4

µA

IPD (max) = 9

µA

(VDD = 2.0V, WDT

disabled, industrial)

Input Low Voltage

(VIL). See parame-

ters # D032 and

D034 in the electri-

cal spec’s for more

detail.

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 parame-

ter # D040 in the

electrical spec’s for

more 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 EEPROM

Memory

Erase/Write cycle

time (TDEW). See

parameter # D122 in

the electrical spec’s

for more detail.

TDEW (typ) = 10ms

TDEW (max) = 20ms

TDEW (typ) = 10ms

TDEW (max) = 20ms

TDEW (typ) = 10ms

TDEW (max) = 20ms

TDEW (typ) = 4ms

TDEW (max) = 10ms

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