PIC18LF8720 Microchip Technology, PIC18LF8720 Datasheet - Page 328

• Manufacturer Part Number: PIC18LF8720
• Description: (PIC18LF6620/6520/8520/6620/8620/6720/8720) 64/80-Pin High-Performance / 64-Kbyte Enhanced Flash Microcontrollers
• Manufacturer: Microchip Technology

PIC18F6520/8520/6620/8620/6720/8720
TABLE 26-10: PROGRAM MEMORY WRITE TIMING REQUIREMENTS
FIGURE 26-11:
DS39609B-page 326
150
151
153
154
156
157
157A
166
171
171A
Param
No.
Note:
Watchdog
Time-out
Time-out
I/O Pins
Internal
Internal
PWRT
MCLR
Reset
Timer
Reset
POR
OSC
V
T
T
T
T
T
T
T
T
DD
T
T
AD
AL
AD
AL
WR
WR
WR
BS
Symbol
UB
AL
Refer to Figure 26-6 for load conditions.
L2
H2
V2
V2
V2
H2
L
H2
H2
L2
ADL
AL
AL
WR
WR
OE
ADL
BS
CS
H
L
H Data Valid before WRn
L Byte Select Valid before WRn
I
L Chip Enable Active to ALE
H AD Valid to Chip Enable Active
Address Out Valid to ALE
ALE
WRn
WRn Pulse Width
time)
WRn
ALE
RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND
POWER-UP TIMER TIMING
33
to Address Out Invalid (address hold time)
to ALE
to Data Out Invalid (data hold time)
to Byte Select Invalid (byte select hold time) 0.125 T
32
(cycle time)
Characteristics
(data setup time)
(address setup time)
(byte select setup
34
30
0.25 T
0.25 T
0.5 T
0.5 T
0.25 T
Min
CY
—
—
CY
5
5
CY
CY
CY
– 10
CY
– 10
– 5
– 20
31
– 5
 2004 Microchip Technology Inc.
0.5 T
Typ
T
—
—
—
—
—
—
—
—
CY
CY
34
Max
10
—
—
—
—
—
—
—
—
—
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns