參數(shù)資料
型號: PT7A7521PE
廠商: PERICOM SEMICONDUCTOR CORP
元件分類: 電源管理
英文描述: 1-CHANNEL POWER SUPPLY MANAGEMENT CKT, DIP8
封裝: LEAD FREE, MS-001BA, DIP-8
文件頁數(shù): 7/9頁
文件大?。?/td> 411K
代理商: PT7A7521PE
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PT0082(10/10)
Ver: 7
7
Data Sheet
PT7A7511-15/7521-25/7531-35
P Supervisor Circuits
AC Electrical Characteristics
Symbol
Description
Test Conditions
Min
Typ
Max
Unit
tRS
Reset Pulse Width
MR from low to High, TA=25℃
160
200
280
ms
tWD
Watchdog Timeout Period
WDI, MR tied to Vcc, Vcc>VRN+5% ,
TA=25℃
1.2
1.6
2.25
s
tMR
MR Pulse Width
-
200
-
ns
tMD
MR to RESET Delay
Vcc=5V
-
250
ns
tWP
WDI Pulse Width
-
150
-
ns
Watchdog Timing Diagram
t
WP
t
WD
t
WD
t
WD
t
RS
WDI
WDO
RESET
5V
0V
5V
0V
5V
0V
5V
0V
Externally
Triggered by MR
Watchdog Timing Diagram
V
RT
t
RS
t
RS
t
MR
t
MD
WDO
RESET
MR
5V
0V
V
RT
V
CC
5V
0V
5V
0V
5V
0V
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