Datasheet

TPS3820-xx-Q1, TPS3823-xx-Q1, TPS3824-xx-Q1, TPS3825-xx-Q1, TPS3828-xx-Q1
PROCESSOR SUPERVISORY CIRCUITS


SGLS143B − DECEMBER 2002 − REVISED JUNE 2008
8
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 2
−40
1.001
1
0.999
0.998
−15 10 35
T
A
− Free-Air Temperature − °C
0.997
0.996
0.995
NORMALIZED INPUT THRESHOLD VOLTAGE
vs
FREE-AIR TEMPERATURE AT V
DD
60 85
Normalized Input Threshold Voltage − V
IT
(T
A
), V
IT
(25°C)
Figure 3
−0.5
19
7
5
0.5 1.5 2.5 3.5
V
DD
− Supply Voltage − V
3
1
−1
SUPPLY CURRENT
vs
SUPPLY VOLTAGE
4.5 6.5
MR = Open
WDI = Open
T
A
= 25°C
11
9
5.5
− Supply Current −I
DD
Aμ
13
17
15
TPS382x-33
Figure 4
−50
−150
V
I
− Input Voltage at MR − V
−200
INPUT CURRENT
vs
INPUT VOLTAGE AT MR
50
0
85°C
−100
−40°C
− Input Current −I
I
Aμ
V
DD
= 5.5 V
WDI = Open
−101234 65
Figure 5
0
3
2.5
2
1.5
1
I
OL
− Low-Level Output Current − mA
1
0.5
0
LOW-LEVEL OUTPUT VOLTAGE
vs
LOW-LEVEL OUTPUT CURRENT
V
DD
= 2.66 V
WDI = Open
MR = Open
V
OL
− Low-Level Output Voltage − V
−40°C
85°C
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