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1.4.5
Reset/Power supply Detection Characteristics
E. Reset/Power supply Detection
Characteristics
Parameter
Reset
Operating supply
E1
current
E2
Auto reset voltage
detection level
E3
Slope of voltage
E4
startup
Power supply Detection
E5
Detection error
E6
Detection voltage
Symbol
Condition
V
With auto reset
DD3
V
V
= "Low" --> "High"
RSTH
DD30
V
V
= "High" --> "Low"
RSTL
DD30
SL
VDD30
E
LVI
V
LVI
V
= V
to 3.6 V, V
DD30
RSTL
V
= 1.1 V at auto reset function
RSTL
Ta = -40 °C to +85 °C
Limits
MIN
TYP
MAX
V
--
3.6
RSTL
1.10
1.23
1.35
1.10
1.18
1.30
--
--
1.0
-2.0
--
2.0
1.05
1.15
1.25
1.10
1.20
1.30
1.15
1.25
1.35
1.20
1.30
1.40
1.25
1.35
1.45
1.30
1.40
1.50
1.40
1.50
1.60
1.50
1.60
1.70
1.60
1.70
1.80
1.70
1.80
1.90
1.80
1.90
2.00
1.90
2.00
2.10
2.00
2.10
2.20
2.10
2.20
2.30
2.20
2.30
2.40
2.30
2.40
2.50
2.40
2.50
2.60
2.50
2.60
2.70
2.60
2.70
2.80
2.70
2.80
2.90
2.80
2.90
3.00
Electrical Characteristics
Chapter 1
Overview
= 0 V
SS
Unit
V
V/ms
%
V
I - 29
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