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AS1916 Datasheet(PDF) 4 Page - ams AG

Part No. AS1916
Description  Microprocessor Supervisory Circuits with Manual Reset and Watchdog
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Maker  AMSCO [ams AG]
Homepage  http://www.ams.com
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AS1916 Datasheet(HTML) 4 Page - ams AG

 
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www.austriamicrosystems.com
Revision 0.52
4 - 13
AS1916 - AS1918
austriamicrosystems
Data Sheet
VOH
RESET Output High
(Push/Pull Only)
VCC
≥ 1.0V, ISOURCE = 1µA,
Reset Asserted, TAMB = 0 to +85ºC
0.8 x
VCC
V
VCC
≥ 1.50V, ISOURCE = 100µA,
Reset Asserted
0.8 x
VCC
VCC
≥ 2.55V, ISOURCE = 500µA,
Reset Asserted
0.8 x
VCC
VCC
≥ 3.3V, ISOURCE = 800µA,
Reset Asserted
0.8 x
VCC
VOL
RESET Output Low
(Push/Pull Only)
VCC
≥ 1.8V, ISINK = 500µA,
Reset Asserted
0.3
V
VCC
≥ 3.15V, ISINK = 1.2mA,
Reset Asserted
0.3
VCC
≥ 3.3V, ISINK = 3.2mA,
Reset Asserted
0.4
Manual Reset Input
VIL
MRN Input voltage
0.3 x
VCC
V
VIH
0.7 x
VCC
MRN Minimum Input Pulse
1
µs
MRN Transient Rejection
90
ns
MRN to Reset Delay
130
ns
MRN Pullup Resistance
25
50
75
k
Ω
Watchdog Input
tWD
Watchdog Timeout Period
TAMB = -40 to +85ºC
1.12
1.5
2.4
s
TAMB = -40 to +125ºC
0.80
2.60
tWDI
WDI Pulse Width
2
20
ns
VIL
WDI Input Voltage
0.3 x
VCC
V
VIH
0.7 x
VCC
IWDI
WDI Input Current
WDI = VCC, Time Average
80
160
µA
WDI = 0, Time Average
-20
-11
1. Over-temperature limits are guaranteed by design and not production tested. Devices tested at +25ºC.
2. Guaranteed by design and not production tested.
Table 3. Electrical Characteristics (Continued)
Symbol
Parameter
1
Conditions
Min
Typ
Max Units


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