Datasheet

© 2008 Microchip Technology Inc. DS39626E-page 347
PIC18F2525/2620/4525/4620
FIGURE 26-11: CAPTURE/COMPARE/PWM TIMINGS (ALL CCP MODULES)
TABLE 26-12: CAPTURE/COMPARE/PWM REQUIREMENTS (ALL CCP MODULES)
Note: Refer to Figure 26-5 for load conditions.
CCPx
(Capture Mode)
50 51
52
CCPx
53
54
(Compare or PWM Mode)
Param
No.
Symbol Characteristic Min Max Units Conditions
50 TccL CCPx Input Low
Time
No prescaler 0.5 T
CY + 20 — ns
With
prescaler
PIC18FXXXX 10 — ns
PIC18LFXXXX 20 — ns V
DD = 2.0V
51 TccH CCPx Input
High Time
No prescaler 0.5 TCY + 20 — ns
With
prescaler
PIC18FXXXX 10 — ns
PIC18LFXXXX 20 — ns V
DD = 2.0V
52 TccP CCPx Input Period 3 TCY + 40
N
—nsN = prescale
value (1, 4 or 16)
53 TccR CCPx Output Fall Time PIC18FXXXX — 25 ns
PIC18LFXXXX — 45 ns VDD = 2.0V
54 TccF CCPx Output Fall Time PIC18FXXXX — 25 ns
PIC18LFXXXX — 45 ns V
DD = 2.0V