RFPIC12F675H Microchip Technology Inc., RFPIC12F675H Datasheet - Page 106

• Manufacturer Part Number: RFPIC12F675H
• Description: 20-pin Flash-based 8-bit Cmos Microcontroller With Uhf Ask/fsk Transmitter
• Manufacturer: Microchip Technology Inc.

rfPIC12F675
FIGURE 13-9:
TABLE 13-5:
DS70091A-page 104
Param
No.
40*
41*
42*
45*
46*
47*
48
*
†
Tt0H
Tt0L
Tt0P
Tt1H
Tt1L
Tt1P
Ft1
TCKEZtmr1 Delay from external clock edge to timer increment
not tested.
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
Sym
T0CKI
T1CKI
TMR0 or
TMR1
TIMER0 AND TIMER1 EXTERNAL CLOCK REQUIREMENTS
T0CKI High Pulse Width
T0CKI Low Pulse Width
T0CKI Period
T1CKI High Time Synchronous, No Prescaler
T1CKI Low Time
T1CKI Input
Period
Timer1 oscillator input frequency range
(oscillator enabled by setting bit T1OSCEN)
TIMER0 AND TIMER1 EXTERNAL CLOCK TIMINGS
Characteristic
Synchronous,
with Prescaler
Asynchronous
Synchronous, No Prescaler
Synchronous,
with Prescaler
Asynchronous
Synchronous
Asynchronous
Preliminary
No Prescaler
With Prescaler
No Prescaler
With Prescaler
40
45
42
47
20 or T
30 or T
0.5 T
0.5 T
0.5 T
0.5 T
Greater of:
Greater of:
2 T
Min
DC
CY
10
CY
10
CY
15
30
CY
15
30
60
41
46
OSC
CY
CY
N
N
+ 20
+ 20
+ 20
+ 20
+ 40
+ 40
*
Typ† Max Units
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
 2003 Microchip Technology Inc.
T
200*
OSC
—
—
—
—
—
—
—
—
—
—
—
—
—
7
48
*
kHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
—
N = prescale value
(2, 4, ..., 256)
N = prescale value
(1, 2, 4, 8)
Conditions