Datasheet

PIC18F2331/2431/4331/4431
DS39616D-page 352  2010 Microchip Technology Inc.
FIGURE 26-10: CAPTURE/COMPARE/PWM TIMINGS (ALL CCP MODULES)
TABLE 26-10: CAPTURE/COMPARE/PWM REQUIREMENTS (ALL CCP MODULES)
Param
No.
Symbol Characteristic Min Max Units Conditions
50 TccL CCPx Input Low
Time
No prescaler 0.5 T
CY + 20 — ns
With
prescaler
PIC18FXX31 10 — ns
PIC18LFXX31 20 — ns
51 TccH CCPx Input High
Time
No prescaler 0.5 T
CY + 20 — ns
With
prescaler
PIC18FXX31 10 — ns
PIC18LFXX31 20 — ns
52 TccP CCPx Input Period 3 T
CY + 40
N
—nsN = prescale
value (1, 4 or 16)
53 TccR CCPx Output Fall Time PIC18FXX31 — 25 ns
PIC18LFXX31 — 45 ns
54 TccF CCPx Output Fall Time PIC18FXX31 — 25 ns
PIC18LFXX31 — 45 ns
CCPx
(Capture Mode)
50 51
52
CCPx
53
54
(Compare or PWM Mode)