參數資料
型號: PIC16C56A-20I/JW
元件分類: 微控制器/微處理器
英文描述: 8-BIT, UVPROM, 20 MHz, RISC MICROCONTROLLER, CDIP18
封裝: 0.300 INCH, WINDOWED, CERDIP-18
文件頁數: 5/158頁
文件大?。?/td> 1194K
代理商: PIC16C56A-20I/JW
PIC16C5X
PIC16C54A
DS30453C-page 102
Preliminary
2000 Microchip Technology Inc.
FIGURE 13-4: RESET, WATCHDOG TIMER, AND
DEVICE RESET TIMER TIMING - PIC16C54A
TABLE 13-3:
RESET, WATCHDOG TIMER, AND DEVICE RESET TIMER - PIC16C54A
AC Characteristics Standard Operating Conditions (unless otherwise specified)
Operating Temperature
0
°C ≤ TA ≤ +70°C (commercial)
–40
°C ≤ TA ≤ +85°C (industrial)
–20
°C ≤ TA ≤ +85°C (industrial - PIC16LV54A-02I)
–40
°C ≤ TA ≤ +125°C (extended)
Operating Voltage VDD range is described in Section 13.1, Section 13.2 and Section 13.3.
Parameter
No.
Sym
Characteristic
Min
Typ(1)
Max
Units
Conditions
30
TmcL
MCLR Pulse Width (low)
100*
1s
ns
VDD = 5.0V
VDD = 5.0V (PIC16LV54A only)
31
Twdt
Watchdog Timer Time-out
Period (No Prescaler)
9.0*
18*
30*
ms
VDD = 5.0V (Commercial)
32
TDRT
Device Reset Timer Period
9.0*
18*
30*
ms
VDD = 5.0V (Commercial)
34
TioZ
I/O Hi-impedance from MCLR
Low
100*
1s
ns
(PIC16LV54A only)
* These parameters are characterized but not tested.
Note 1: Data in the Typical (“Typ”) column is at 5V, 25
°C unless otherwise stated. These parameters are for design
guidance only and are not tested.
VDD
MCLR
Internal
POR
DRT
Time-out
Internal
RESET
Watchdog
Timer
RESET
32
31
34
I/O pin
32
34
(Note 1)
Note 1: I/O pins must be taken out of hi-impedance mode by enabling the output drivers in software.
30
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