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PIC18F23K22-E/ML Datasheet(PDF) 447 Page - Microchip Technology

Part # PIC18F23K22-E/ML
Description  28/40/44-Pin, Low-Power, High-Performance Microcontrollers with nanoWatt XLP Technology
PDF  492 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

PIC18F23K22-E/ML Datasheet(HTML) 447 Page - Microchip Technology

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 2010 Microchip Technology Inc.
Preliminary
DS41412B-page 447
PIC18(L)F2X/4XK22
FIGURE 27-8:
TIMER0 AND TIMER1 EXTERNAL CLOCK TIMINGS
TABLE 27-10: RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER, POWER-UP TIMER
AND BROWN-OUT RESET REQUIREMENTS
Param.
No.
Symbol
Characteristic
Min
Typ
Max
Units
Conditions
30
TmcL
MCLR Pulse Width (low)
2
—
—
s
31
TWDT
Watchdog Timer Time-out Period
(no postscaler)
3.5
4.1
4.7
ms
1:1 prescaler
32
TOST
Oscillation Start-up Timer Period
1024
TOSC
—
1024 TOSC
—TOSC = OSC1 period
33
TPWRT
Power-up Timer Period
54.8
64.4
74.1
ms
34
TIOZ
I/O High-Impedance from MCLR
Low or Watchdog Timer Reset
—2
—
s
35
TBOR
Brown-out Reset Pulse Width
200
—
—
sVDD  BVDD (see
D005)
36
TIVRST
Internal Reference Voltage Stable
—
25
35
s
37
THLVD
High/Low-Voltage Detect Pulse
Width
200
—
—
sVDD  VHLVD
38
TCSD
CPU Start-up Time
5
—
10
s
39
TIOBST
Time for HF-INTOSC to Stabilize
—
0.25
1
ms
Note:
Refer to Figure 27-3 for load conditions.
46
47
45
48
41
42
40
T0CKI
T1OSO/T13CKI
TMR0 or
TMR1



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