LTC1536
TYPICAL PERFORMANCE CHARACTERISTICS
I
VCC3
vs Temperature
140
120
100
I
VCC3
(µA)
INPUT CURRENT (nA)
80
60
40
20
0
– 45
I
VCC5
(µA)
– 25
35
15
–5
55
TEMPERATURE (°C)
V
CC5
Threshold Voltage
vs Temperature
4.750
V
CC5
THRESHOLD VOLTAGE, V
RT5
(V)
V
CCA
THRESHOLD VOLTAGE, V
RTA
(V)
V
CC3
THRESHOLD VOLTAGE, V
RT3
(V)
4.745
4.740
4.735
4.730
4.725
4.720
4.715
4.710
4.705
4.700
– 60 – 40 – 20 0 20 40 60
TEMPERATURE (°C)
80
100
Reset Pulse Width
vs Temperature
225
RESET PULSE WIDTH, t
RST
(ms)
220
215
210
205
200
195
190
– 50
SOFT RESET PULSE WIDTH, t
SRST
(µs)
112.5
110.0
107.5
105.0
102.5
100.0
97.5
PBR ASSERTION TIME TO RESET, t
PB
(SEC)
– 25
50
25
0
TEMPERATURE (°C)
4
U W
75
1536 G01
1536 G04
I
VCC5
vs Temperature
20.0
17.5
15.0
12.5
10.0
7.5
5.0
2.5
0
– 45
– 25
35
15
–5
55
TEMPERATURE (°C)
75
1536 G02
V
CCA
Input Current
vs Input Voltage
3
2
1
0
–1
–2
–3
0.8 0.85 0.9 0.95 1.0 1.05 1.1 1.15 1.2
INPUT VOLTAGE (V)
1536 G03
T
A
= 25°C
V
CC3
Threshold Voltage
vs Temperature
3.010
3.005
3.000
2.995
2.990
2.985
2.980
2.975
2.970
2.965
2.960
– 60 – 40 – 20
0
20
40
60
80
100
1.005
1.004
1.003
1.002
1.001
1.000
0.999
0.998
0.997
0.996
V
CCA
Threshold Voltage
vs Temperature
TEMPERATURE (°C)
1536 G05
0.995
– 60 – 40 – 20 0 20 40 60
TEMPERATURE (°C)
80
100
1536 G06
“Soft” Reset Pulse Width
vs Temperature
2.25
2.20
2.15
2.10
2.05
2.00
1.95
PBR Assertion Time to Reset
vs Temperature
75
100
1536 G07
95.0
– 50
– 25
50
25
0
TEMPERATURE (°C)
75
100
1536 G08
1.90
– 50
– 25
50
25
0
TEMPERATURE (°C)
75
100
1536 G09
LINER [ LINEAR TECHNOLOGY ]
