PIC16F1503-IST View Datasheet(PDF) - Microchip Technology
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Description
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PIC16F1503-IST Datasheet PDF : 352 Pages
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PIC16(L)F1503
FIGURE 28-10: TIMER0 AND TIMER1 EXTERNAL CLOCK TIMINGS
T0CKI
40
41
42
T1CKI
TMR0 or
TMR1
45
46
47
49
TABLE 28-11: TIMER0 AND TIMER1 EXTERNAL CLOCK REQUIREMENTS
Standard Operating Conditions (unless otherwise stated)
Param.
No.
Sym.
Characteristic
Min.
Typ† Max. Units Conditions
40* TT0H
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* TT0P
T0CKI Period
Greater of:
—
—
ns N = prescale value
20 or TCY + 40
N
45* TT1H
T1CKI High Synchronous, No Prescaler
0.5 TCY + 20 —
—
ns
Time
Synchronous, with Prescaler
15
—
—
ns
Asynchronous
30
—
—
ns
46* TT1L
T1CKI Low Synchronous, No Prescaler
0.5 TCY + 20 —
—
ns
Time
Synchronous, with Prescaler
15
—
—
ns
Asynchronous
30
—
—
ns
47* TT1P
T1CKI Input Synchronous
Period
Greater of:
—
—
ns N = prescale value
30 or TCY + 40
N
Asynchronous
60
—
—
ns
49* TCKEZTMR1 Delay from External Clock Edge to Timer
Increment
2 TOSC
— 7 TOSC — Timers in Sync
mode
* These parameters are characterized but not tested.
† Data in “Typ” column is at 3.0V, 25°C unless otherwise stated. These parameters are for design guidance only and are not
tested.
DS40001607D-page 282
2011-2015 Microchip Technology Inc.
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