
TPS3123J12, TPS3123G15, TPS3123J18, TPS3124J12, TPS3124G15
TPS3124J18, TPS3125J12, TPS3125G15, TPS3125J18, TPS3125L30
ULTRA-LOW VOLTAGE PROCESSOR SUPERVISORY CIRCUITS
SLVS227 – AUGUST 1999
11
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 10
1.002
1.001
0.999
–40
–20
0
20
40
1.005
60
80
1.004
1.003
1
0.998
N
NORMALIZED INPUT THRESHOLD VOLTAGE
vs
FREE-AIR TEMPERATURE
V
A
)
°
C
TA – Free-Air Temperature –
°
C
TPS312xL30
Figure 11
2.5
2
1
0
0
50
100
150
–
t
3.5
4
MINIMUM PULSE DURATION
vs
THRESHOLD OVERDRIVE
4.5
200
250
300
3
1.5
0.5
s
μ
VDD – Threshold Overdrive – mV
MR = Open
VIT = 2.64 V
TA = 25
°
C
TPS312xL30
2
1.5
1
0
0
50
VDD – Threshold Overdrive – mV
100
150
2.5
3
3.5
200
250
300
0.5
–
t
MINIMUM PULSE DURATION
vs
THRESHOLD OVERDRIVE
s
μ
MR = Open
VIT = 1.08 V
TA = 25
°
C
TPS312xJ12
Figure 12