PIC18F8520-IPT301 View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC18F8520-IPT301

64/80-Pin High-Performance, 256 Kbit to 1 MbitEnhanced Flash Microcontrollers with A/D

Microchip Technology 

PIC18F6520/8520/6620/8620/6720/8720

TABLE 26-12: TIMER0 AND TIMER1 EXTERNAL CLOCK REQUIREMENTS

Param

No.

Symbol

Characteristic

Min

Max Units Conditions

40 TT0H

T0CKI High Pulse Width No prescaler 0.5 TCY + 20

— ns

With prescaler

10

— ns

41 TT0L

T0CKI Low Pulse Width No prescaler 0.5 TCY + 20

— ns

With prescaler

10

— ns

42 TT0P

T0CKI Period

No prescaler

TCY + 10

— ns

With prescaler Greater of:

—

20 ns or TCY + 40

N

ns N = prescale

value

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

45 TT1H

T13CKI

High Time

Synchronous, no prescaler

Synchronous, PIC18FXX20

with prescaler PIC18LFXX20

0.5 TCY + 20

10

25

— ns

— ns

— ns

Asynchronous PIC18FXX20

30

— ns

PIC18LFXX20

50

— ns

46 TT1L

T13CKI

Low Time

Synchronous, no prescaler

Synchronous, PIC18FXX20

with prescaler PIC18LFXX20

0.5 TCY + 5

10

25

— ns

— ns

— ns

Asynchronous PIC18FXX20

30

— ns

PIC18LFXX20

TBD

TBD ns

47 TT1P

T13CKI

Synchronous

Input Period

Greater of:

—

20 ns or TCY + 40

N

ns N = prescale

value (1, 2, 4, 8)

Asynchronous

60

— ns

FT1

T13CKI Oscillator Input Frequency Range

DC

50 kHz

48 TCKE2TMRI Delay from External T13CKI Clock Edge to

Timer Increment

2 TOSC

7 TOSC —

FIGURE 26-14: CAPTURE/COMPARE/PWM TIMINGS (ALL CCP MODULES)

CCPx

(Capture Mode)

50

51

52

CCPx

(Compare or PWM Mode)

53

54

Note: Refer to Figure 26-6 for load conditions.

DS39609C-page 326

 2003-2013 Microchip Technology Inc.

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