參數(shù)資料
型號: 16F84
廠商: Microchip Technology Inc.
英文描述: CAT 5E CROSSOVER, BLUE 15 FT PATCH CABLE
中文描述: 18引腳閃存/ EEPROM的8位微控制器
文件頁數(shù): 82/124頁
文件大?。?/td> 1322K
代理商: 16F84
PIC16F8X
PIC16F83/84
DS30430C-page 82
1998 Microchip Technology Inc.
FIGURE 10-5: RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND POWER-UP
TIMER TIMING
TABLE 10-5
RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND POWER-UP
TIMER REQUIREMENTS
Parameter
No.
Sym
Characteristic
Min
Typ
Max
Units
Conditions
30
31
TmcL
Twdt
MCLR Pulse Width (low)
Watchdog Timer Time-out Period
(No Prescaler)
Oscillation Start-up Timer Period
Power-up Timer Period
1000 *
7 *
18
33 *
ns
ms
2.0V
V
DD
6.0V
V
DD
= 5.0V
32
33
Tost
Tpwrt
1024T
OSC
72
ms
ms
T
OSC
= OSC1 period
V
DD
= 5.0V
28 *
132 *
34
T
IOZ
I/O Hi-impedance from MCLR Low
or reset
100 *
ns
*
These parameters are characterized but not tested.
Data in "Typ" column is at 5V, 25
°
C
unless otherwise stated. These parameters are for design guidance only and are not
tested.
V
DD
MCLR
Internal
POR
PWRT
Time-out
OSC
Time-out
Internal
RESET
Watchdog
Timer
RESET
33
32
30
31
34
I/O Pins
34
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