Datasheet

1997 Microchip Technology Inc. DS30272A-page 121
PIC16C71X
Applicable Devices 710 71 711 715
FIGURE 13-6: TIMER0 CLOCK TIMINGS
TABLE 13-5: TIMER0 CLOCK REQUIREMENTS
Param
No.
Sym Characteristic Min Typ† Max Units Conditions
40
Tt0H T0CKI High Pulse Width No Prescaler 0.5TCY + 20* ns
With Prescaler 10* ns
41 Tt0L T0CKI Low Pulse Width No Prescaler 0.5TCY + 20* ns
With Prescaler 10* ns
42 Tt0P T0CKI Period Greater of:
20µs or TCY + 40*
N
ns N = prescale value
(1, 2, 4,..., 256)
48 Tcke2tmrI Delay from external clock edge to timer increment 2Tosc 7Tosc
* 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 13-1 for load conditions.
41
42
40
RA4/T0CKI
TMR0