參數(shù)資料
型號: X40620
元件分類: CPU監(jiān)測
英文描述: RTC Module With CPU Supervisor
中文描述: 時鐘模塊CPU監(jiān)控
文件頁數(shù): 13/17頁
文件大?。?/td> 350K
代理商: X40620
X40620
Characteristics subject to change without notice.
13 of 17
POWER-UP AND POWER-DOWN TIMING
RESET Output Timing
V2FAIL Output Timing
Notes:
(5) This parameter is periodically sampled and not 100% tested.
(6) Typical values not tested.
Symbol
V
TRIP
V
2TRIP
V
TH
V
2TA
t
PURST
t
DVC
(5)
t
DVB
(5)
t
FV
(5)
t
RV
(5)
t
FB
(5)
t
RB
(5)
V
RVALID
Parameter
Min.
2.4
1.7
Typ.
40
40
150
Max.
3.5
3.5
Units
V
V
mV
mV
ms
RESET Trip Point Voltage
V2FAIL Trip Point Voltage
V
TRIP
Hysteresis (HIGH to LOW vs. LOW to HIGH V
TRIP
voltage)
V
2TRIP
Hysteresis (HIGH to LOW vs. LOW to HIGH V
TRIP
voltage)
Power-up Reset Timeout
Detect V
CC
Low Voltage to Reset Output (V
CC
= 2.3V)
Detect V
2MON
Low Voltage to Reset Output (V
CC
= 2.5-3.7V)
V
CC
Fall Time
V
CC
Rise Time
V
2MON
Fall Time
V
2MON
Rise Time
Reset Valid V
CC
75
225
65
100
μ
s
μ
s
μ
s
μ
s
n
s
100
100
500
500
1
n
s
V
V
CC
t
PURST
t
RV
t
FV
t
DVC
RESET
0 Volts
V
VTRIP
V
VTRIP
t
PURST
V2MON
V2FAIL
t
RB
t
FB
t
DVB
0 Volts
V
2TRIP
V
2TRIP
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