PIC16F83-04/SO 查看數據表（PDF） - Microchip Technology

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PIC16F83-04/SO

18-pin Flash/EEPROM 8-Bit Microcontrollers

Microchip Technology 

PIC16CR83/84

PIC16F8X

FIGURE 11-4: CLKOUT AND I/O TIMING

Q4

OSC1

CLKOUT

Q1

Q2

10

13

14

22

23

19

18

Q3

11

12

16

I/O Pin

(input)

17

15

I/O Pin

(output)

old value

new value

20, 21

Note: All tests must be done with specified capacitive loads (Figure 11-2) 50 pF on I/O pins and CLKOUT.

TABLE 11-4 CLKOUT AND I/O TIMING REQUIREMENTS

Parameter

No.

Sym

Characteristic

Min

Typ†

Max

Units Conditions

10

TosH2ckL OSC1↑ to CLKOUT↓ PIC16CR8X

—

15

30 *

ns

Note 1

10A

PIC16LCR8X

—

15

120 *

ns

Note 1

11

TosH2ckH OSC1↑ to CLKOUT↑ PIC16CR8X

—

15

30 *

ns

Note 1

11A

PIC16LCR8X

—

15

120 *

ns

Note 1

12

TckR

CLKOUT rise time

PIC16CR8X

—

15

30 *

ns

Note 1

12A

PIC16LCR8X

—

15

100 *

ns

Note 1

13

TckF

CLKOUT fall time

PIC16CR8X

—

15

30 *

ns

Note 1

13A

PIC16LCR8X

—

15

100 *

ns

Note 1

14

TckL2ioV CLKOUT ↓ to Port out valid

—

— 0.5TCY +20 * ns

Note 1

15

TioV2ckH Port in valid before PIC16CR8X 0.30TCY + 30 * —

—

ns

Note 1

CLKOUT ↑

PIC16LCR8X 0.30TCY + 80 * —

—

ns

Note 1

16

TckH2ioI Port in hold after CLKOUT ↑

0*

—

—

ns

Note 1

17

TosH2ioV OSC1↑ (Q1 cycle) to PIC16CR8X

—

—

125 *

ns

Port out valid

PIC16LCR8X

—

—

250 *

ns

18

TosH2ioI OSC1↑ (Q2 cycle) to PIC16CR8X

10 *

—

—

ns

Port input invalid (I/O PIC16LCR8X

10 *

—

—

ns

in hold time)

19

TioV2osH Port input valid to

PIC16CR8X

-75 *

—

—

ns

OSC1↑ (I/O in setup PIC16LCR8X

-175 *

—

—

ns

time)

20

TioR

Port output rise time PIC16CR8X

—

10

35 *

ns

20A

PIC16LCR8X

—

10

70 *

ns

21

TioF

Port output fall time PIC16CR8X

—

10

35 *

ns

21A

22

Tinp

INT pin high

PIC16LCR8X

—

10

70 *

ns

PIC16CR8X

20 *

—

—

ns

22A

or low time

PIC16LCR8X

55 *

—

—

ns

23

Trbp

RB7:RB4 change INT PIC16CR8X

TOSC §

—

—

ns

23A

high or low time

PIC16LCR8X

TOSC §

—

—

ns

* These parameters are characterized but not tested.

† Data in "Typ" column is at 5.0V, 25°C unless otherwise stated. These parameters are for design guidance only

and are not tested.

§ By design

Note 1: Measurements are taken in RC Mode where CLKOUT output is 4 x TOSC.

© 1998 Microchip Technology Inc.

DS30430C-page 93

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