PIC18LF46K22-I/SO View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC18LF46K22-I/SO

28/40/44-Pin, Low-Power,High-Performance Microcontrollers with XLP Technology

Microchip Technology 

PIC18(L)F2X/4XK22

TABLE 27-10: RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER, POWER-UP TIMER

AND BROWN-OUT RESET REQUIREMENTS

Param.

No.

Symbol

Characteristic

Min Typ Max Units

Conditions

38

TCSD CPU Start-up Time

39

TIOBST Time for HF-INTOSC to Stabilize

5

—

10

s

—

0.25

1

ms

FIGURE 27-8:

TIMER0 AND TIMER1 EXTERNAL CLOCK TIMINGS

T0CKI

T1OSO/T13CKI

40

41

42

45

46

47

48

TMR0 or

TMR1

Note: Refer to Figure 27-3 for load conditions.

TABLE 27-11: TIMER0 AND TIMER1/3/5 EXTERNAL CLOCK REQUIREMENTS

Param

No.

Symbol

Characteristic

Min

Max Units Conditions

40

Tt0H

41

Tt0L

42

Tt0P

45

Tt1H

46

Tt1L

47

Tt1P

Ft1

T0CKI High Pulse Width

T0CKI Low Pulse Width

T0CKI Period

No prescaler

With prescaler

No prescaler

With prescaler

No prescaler

With prescaler

TxCKI High

Time

TxCKI Low

Time

TxCKI Input

Period

Synchronous, no prescaler

Synchronous,

with prescaler

Asynchronous

Synchronous, no prescaler

Synchronous,

with prescaler

Asynchronous

Synchronous

Asynchronous

TxCKI Clock Input Frequency Range

0.5 TCY + 20

10

0.5 TCY + 20

10

TCY + 10

Greater of:

20 ns or

(TCY + 40)/N

0.5 TCY + 20

10

30

0.5 TCY + 5

10

30

Greater of:

20 ns or

(TCY + 40)/N

60

DC

—

ns

—

ns

—

ns

—

ns

—

ns

—

ns N = prescale

value

(1, 2, 4,..., 256)

—

ns

—

ns

—

ns

—

ns

—

ns

—

ns

—

ns N = prescale

value (1, 2, 4, 8)

—

ns

50

kHz

 2010 Microchip Technology Inc.

Preliminary

DS41412A-page 449

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