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TPS3820 xx, TPS3823 xx,
TPS3824 xx, TPS3825 xx,
TPS3828 xx
SLVS165G − APRIL 1998 − REVISED JANUARY 2008
ELECTRICAL CHARACTERISTICS
Over operating free-air temperature range, unless otherwise noted.
PARAMETER
TPS382x-25
RESET
TPS382x-30
TPS382x-33
TPS382x-50
VOH
High-level output voltage
TPS3824-25
TPS3825-25
TPS3824-30
TPS3825-30
RESET
TPS3824-33
TPS3825-33
TPS3824-50
TPS3825-50
TPS3824-25
TPS3825-25
TPS3824-30
TPS3825-30
RESET
TPS3824-33
TPS3825-33
TPS3824-50
TPS3825-50
TPS382x-25
TPS382x-30
RESET
TPS382x-33
TPS382x-50
Power-up reset voltage
(1)
TPS382x-25
TPS382x-30
TPS382x-33
VIT−
Negative-going input threshold
voltage
(2)
TPS382x-50
TPS382x-25
TPS382x-30
TPS382x-33
TPS382x-50
TPS382x-25
TPS382x-30
Vhys
Hysteresis at VDD input
TPS382x-33
30
mV
TA = − 40°C to +85°C
TA = 0°C to +85°C
VDD = VIT− + 0.2 V
IOL = 1 mA
VDD = VIT− + 0.2 V
IOL = 1.2 mA
VDD = VIT− + 0.2 V
IOL = 3 mA
VDD = VIT− − 0.2 V
IOL = 1 mA
VDD = VIT− −0.2 V
IOL = 1.2 mA
VDD = VIT− − 0.2 V
IOL = 3 mA
VDD
≥
1.1 V, IOL = 20
µA
2.21
2.59
2.88
4.49
2.20
2.57
2.86
4.46
2.25
2.63
2.93
4.55
2.25
2.63
2.93
4.55
0.4
2.30
2.69
3
4.64
2.30
2.69
3
4.64
V
V
V
0.4
V
VDD
≥
1.8 V, IOH = −150
µA
TEST CONDITIONS
VDD = VIT− + 0.2 V
IOH = −20
µA
VDD = VIT− + 0.2 V
IOH = −30
µA
VDD = VIT− + 0.2 V
IOH = −120
µA
VDD
≥
1.8 V, IOH = −100
µA
MIN
TYP
MAX
UNIT
0.8
×
VDD
V
VDD − 1.5 V
0.8
×
VDD
V
0.4
V
VOL
Low-level output voltage
TPS382x-50
50
(1) The lowest supply voltage at which RESET becomes active. tr, VDD
≥
15
µs/V.
(2) To ensure best stability of the threshold voltage, a bypass capacitor (ceramic, 0.1
µF)
should be placed near the supply terminals.
5
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