PIC12C5XX
FIGURE 11-5: TIMER0 CLOCK TIMINGS - PIC12C508/C509
T0CKI
40
41
42
TABLE 11-7: TIMER0 CLOCK REQUIREMENTS - PIC12C508/C509
AC Characteristics Standard Operating Conditions (unless otherwise specified)
Operating Temperature
0°C ≤ TA ≤ +70°C (commercial)
–40°C ≤ TA ≤ +85°C (industrial)
–40°C ≤ TA ≤ +125°C (extended)
Operating Voltage VDD range is described in Section 11.1.
Parameter
(1)
Sym Characteristic
Min
Typ
Max Units Conditions
No.
40
Tt0H T0CKI High Pulse Width - No Prescaler
- With Prescaler
0.5 TCY + 20*
10*
—
—
—
—
—
—
—
—
—
—
ns
ns
ns
ns
ns
41
42
Tt0L T0CKI Low Pulse Width - No Prescaler
- With Prescaler
0.5 TCY + 20*
10*
Tt0P T0CKI Period
20 or TCY + 40*
Whichever is greater.
N = Prescale Value
(1, 2, 4,..., 256)
N
*
These parameters are characterized but not tested.
Note 1: Data in the Typical (“Typ”) column is at 5V, 25°C unless otherwise stated. These parameters are for design guidance only
and are not tested.
DS40139E-page 74
1999 Microchip Technology Inc.
MICROCHIP [ MICROCHIP ]
