PIC18F23K20-E/MLQTP MICROCHIP [Microchip Technology], PIC18F23K20-E/MLQTP Datasheet - Page 380

• Manufacturer Part Number: PIC18F23K20-E/MLQTP
• Description: 28/40/44-Pin Flash Microcontrollers with 10-Bit A/D and nanoWatt Technology
• Manufacturer: MICROCHIP [Microchip Technology]

PIC18F2XK20/4XK20
FIGURE 26-7:
TABLE 26-10: RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER, POWER-UP TIMER
FIGURE 26-8:
DS41303B-page 378
30
31
32
33
34
35
36
37
38
39
Legend: TBD = To Be Determined
Param.
Reference Voltage
Internal Reference
No.
Enable Internal
Voltage Stable
Note:
T1OSO/T13CKI
Symbol
TmcL
T
T
T
T
T
T
T
T
T
OST
CSD
WDT
IOZ
IVRST
IOBST
PWRT
BOR
HLVD
V
IRVST
TMR0 or
V
Refer to Figure 26-3 for load conditions.
T0CKI
DD
TMR1
AND BROWN-OUT RESET REQUIREMENTS
MCLR Pulse Width (low)
Watchdog Timer Time-out Period
(no postscaler)
Oscillation Start-up Timer Period
Power-up Timer Period
I/O High-Impedance from MCLR
Low or Watchdog Timer Reset
Brown-out Reset Pulse Width
Time for Internal Reference
Voltage to become Stable
High/Low-Voltage Detect Pulse Width
CPU Start-up Time
Time for INTOSC to Stabilize
BROWN-OUT RESET TIMING
TIMER0 AND TIMER1 EXTERNAL CLOCK TIMINGS
Characteristic
Advance Information
36
40
45
BV
DD
1024 T
Min
200
200
42
47
—
—
—
—
—
2
5
OSC
4.00
65.5
Typ
20
—
—
—
—
—
2
1
41
46
35
1024 T
TBD
TBD
Max
50
10
—
—
—
—
—
OSC
© 2007 Microchip Technology Inc.
Units
ms
ms
ms
μs
μs
μs
μs
μs
μs
—
48
T
V
V
OSC
DD
DD
≤ B
≤ V
Conditions
= OSC1 period
V
VDD
HLVD
BGAP
(see D005)
= 1.2V