PIC18F258 Datasheet, PDF (343/384 Pages) Microchip Technology – High Performance, 28/40-Pin Enhanced FLASH Microcontrollers with CAN

PIC18FXX8
FIGURE 27-10: CAPTURE/COMPARE/PWM TIMINGS (CCP1 AND ECCP1)
CCPx
(Capture Mode)
50
51
52
CCPx
(Compare or PWM Mode)
53
54
Note: Refer to Figure 27-4 for load conditions.
TABLE 27-11: CAPTURE/COMPARE/PWM REQUIREMENTS (CCP1 AND ECCP1)
Param
No.
Symbol
Characteristic
50
TccL CCPx input low No Prescaler
time
With
PIC18FXX8
Prescaler _PIC18LFXX8
51
TccH CCPx input No Prescaler
high time
With
PIC18FXX8
Prescaler _PIC18LFXX8
52
TccP CCPx input period
53
TccR CCPx output fall time
54
TccF CCPx output fall time
PIC18FXX8
PIC18LFXX8
PIC18FXX8
PIC18LFXX8
Min
0.5 TCY + 20
10
20
0.5 TCY + 20
10
20
3 TCY + 40
N
—
—
—
—
Max Units Conditions
—
ns
—
ns
—
ns
—
ns
—
ns
—
ns
—
ns N = prescale
value (1,4 or 16)
25
ns
45
ns
25
ns
45
ns
 2002 Microchip Technology Inc.
Preliminary
DS41159B-page 341