Diodes APX809/810 - Manual (Page 6)

APX809/810
3-PIN MICROPROCESSOR RESET CIRCUITS
APX809/810 Rev. 4 6 of 9 FEBRUARY 2009
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Performance Characteristics
RESET Timeout Period vs. Temperature
150
160
170
180
190
200
210
220
230
240
250
-40℃ -25℃ 0℃ 25℃ 50℃ 85℃ 105℃ 125℃
Temperature
R
E
S
E
T Ti
m
e
out
P
e
ri
od
(
m
S
)
RESET Threshold Voltage vs. Temperature
2.8
2.85
2.9
2.95
3
3.05
3.1
3.15
3.2
-40℃ -25℃ 0℃ 25℃ 50℃ 85℃ 105℃ 125℃
Temperature
R
ESET
T
h
e
rs
h
o
ld
Vo
lt
a
g
e
(
V)
Figure 1 Figure 2
Vcc Supply Current vs. Temperature
(Vcc=3.3V Vth=2.93V)
25
26
27
28
29
30
31
32
33
34
35
-40℃ -25℃ 0℃ 25℃ 50℃ 85℃ 105℃ 125℃
Temperature
Vc
c
Su
p
p
ly
C
u
rr
e
n
t (
u
A
)
Supply Current vs. Vcc
0
5
10
15
20
25
30
35
40
1.5V 2.5V 3.3V 4.0V 5.0V 5.5V
Vcc
Supply
C
u
rrent (uA)
Figure 3 Figure 4