P12C508 Microchip Technology, P12C508 Datasheet - Page 60

• Manufacturer Part Number: P12C508
• Description: 8-Pin / 8-Bit CMOS Microcontroller
• Manufacturer: Microchip Technology

PIC12C5XX
FIGURE 10-5: TIMER0 CLOCK TIMINGS - PIC12C5XX
TABLE 10-4:
TABLE 10-5:
DS40139A-page 60
Note 1: Data in the Typical (“Typ”) column is at 5V, 25˚C unless otherwise stated. These parameters are for design guidance only
Parameter
*
*
V
No.
40
41
42
DD
These parameters are characterized but not tested.
These parameters are characterized but not tested.
2.5
2.5
2.5
5.5
5.5
5.5
(Volts)
AC Characteristics
and are not tested.
Sym Characteristic
Tt0H T0CKI High Pulse Width - No Prescaler
Tt0L T0CKI Low Pulse Width - No Prescaler
Tt0P T0CKI Period
T0CKI
TIMER0 CLOCK REQUIREMENTS - PIC12C5XX
MCLR PULL-UP RESISTOR RANGES
Temperature ( C)
-40
-40
25
85
25
85
Standard Operating Conditions (unless otherwise specified)
Operating Temperature
Operating Voltage V
- With Prescaler
- With Prescaler
Advance Information
Min
43*
47*
50*
30*
25
32
40
DD
20 or T
0.5 T
0.5 T
range is described in Section 10.1.
42
Min
CY
10*
CY
10*
CY
–40 C
Typ
+ 20*
+ 20*
66
74
79
36
42
46
N
0 C
+ 40*
41
Typ
T
T
A
A
—
—
—
—
—
(1)
+70 C (commercial)
+85 C (industrial)
Max Units Conditions
—
—
—
—
—
100*
119*
Max
111*
56*
48
63
1996 Microchip Technology Inc.
ns
ns
ns
ns
ns
Whichever is greater.
N = Prescale Value
(1, 2, 4,..., 256)
Units
k
k
k
k
k
k