PIC18F25K80 MICROCHIP [Microchip Technology], PIC18F25K80 Datasheet - Page 573

• Manufacturer Part Number: PIC18F25K80
• Manufacturer: MICROCHIP [Microchip Technology]

TABLE 31-10: CLKO AND I/O TIMING REQUIREMENTS
FIGURE 31-6:
 2011 Microchip Technology Inc.
Param.
150
151
155
160
161
162
163
164
165
166
167
168
169
171
171A
No
Note:
Watchdog
Oscillator
Time-out
Time-out
I/O pins
Internal
Internal
PWRT
MCLR
Reset
Reset
Timer
POR
TadV2alL
TalL2adl
TalL2oeL
TadZ2oeL
ToeH2adD OE  to AD Driven
TadV2oeH LS Data Valid before OE  (data setup time)
ToeH2adl
TalH2alL
ToeL2oeH OE Pulse Width
TalH2alH
Tacc
Toe
TalL2oeH
TalH2csL
TubL2oeH AD Valid to Chip Enable Active
V
Symbol
DD
Refer to
Figure 31-3
Address Out Valid to ALE 
(address setup time)
ALE  to Address Out Invalid
(address hold time)
ALE  to OE 
AD High-Z to OE  (bus release to OE)
OE  to Data In Invalid (data hold time)
ALE Pulse Width
ALE  to ALE  (cycle time)
Address Valid to Data Valid
OE  to Data Valid
ALE  to OE 
Chip Enable Active to ALE 
RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND
POWER-UP TIMER TIMING
33
for load conditions.
Characteristics
32
Preliminary
PIC18F66K80 FAMILY
34
0.625 T
0.25 T
0.125 T
0.75 T
0.25 T
30
0.5 T
Min
10
20
—
—
—
CY
5
0
0
CY
CY
CY
CY
CY
– 10
– 5
– 25
– 20
– 10
– 5
0.125 T
0.25 T
0.5 T
31
Typ
T
—
—
—
—
—
—
—
—
—
—
—
CY
CY
CY
CY
0.625 T
0.5 T
DS39977C-page 573
34
Max
CY
10
—
—
—
—
—
—
—
—
—
—
—
—
CY
– 25
+ 10
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns