Datasheet

 2010-2013 Microchip Technology Inc. DS40001430E-page 201
PIC16(L)F720/721
FIGURE 23-10: CAPTURE/COMPARE/PWM TIMINGS (CCP)
TABLE 23-5: TIMER0 AND TIMER1 EXTERNAL CLOCK REQUIREMENTS
Standard Operating Conditions (unless otherwise stated)
Operating Temperature -40°C T
A +125°C
Param.
No.
Sym. Characteristic Min. Typ† Max. Units Conditions
40* T
T0H 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* T
T0P T0CKI Period Greater of:
20 or T
CY + 40
N
— — ns N = prescale value
(2, 4, ..., 256)
45* T
T1H T1CKI
High
Time
Synchronous, No
Prescaler
0.5 T
CY + 20 — — ns
Synchronous, with
Prescaler
15 — — ns
Asynchronous 30 — — ns
46* TT1L T1CKI
Low Time
Synchronous, No
Prescaler
0.5 TCY + 20 — — ns
Synchronous, with
Prescaler
15 — — ns
Asynchronous 30 — — ns
47* T
T1P T1CKI
Input
Period
Synchronous Greater of:
30 or T
CY + 40
N
— — ns N = prescale value
(1, 2, 4, 8)
Asynchronous 60 — — ns
49* TCKEZ
TMR1
Delay from External Clock Edge to
Timer Increment
2 T
OSC —7 TOSC — Timers in Sync
mode
* These parameters are characterized but not tested.
† Data in “Typ” column is at 5V, 25°C unless otherwise stated. These parameters are for design guidance only
and are not tested.
Note: Refer to Figure 23-2 for load conditions.
(Capture mode)
CC01 CC02
CC03
CCP