PIC18F2450_08 Datasheet, PDF (292/324 Pages) Microchip Technology – 28/40/44-Pin, High-Performance, 12 MIPS, Enhanced Flash, USB Microcontrollers with nanoWatt Technology

PIC18F2450/4450
FIGURE 21-10: CAPTURE/COMPARE/PWM TIMINGS (CCP MODULE)
CCP1
(Capture Mode)
50
51
52
CCP1
(Compare or PWM Mode)
53
54
Note: Refer to Figure 21-4 for load conditions.
TABLE 21-12: CAPTURE/COMPARE/PWM REQUIREMENTS
Param
No.
Symbol
Characteristic
Min
50
TccL CCP1 Input
No prescaler
0.5 TCY + 20
Low Time
With
PIC18FXXXX
10
prescaler _PIC18LFXXXX
20
51
TccH CCP1 Input
No prescaler
0.5 TCY + 20
High Time
With
PIC18FXXXX
10
prescaler _PIC18LFXXXX
20
52
TccP CCP1 Input Period
3 TCY + 40
N
53
TccR CCP1 Output Fall Time
PIC18FXXXX
—
PIC18LFXXXX
—
54
TccF CCP1 Output Fall Time
PIC18FXXXX
—
PIC18LFXXXX
—
Max
—
—
—
—
—
—
—
25
45
25
45
Units Conditions
ns
ns
ns VDD = 2.0V
ns
ns
ns VDD = 2.0V
ns N = prescale
value (1, 4 or 16)
ns
ns VDD = 2.0V
ns
ns VDD = 2.0V
DS39760D-page 290
© 2008 Microchip Technology Inc.