ISO1540
ISO1541
SLLSEB6 –JULY 2012
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TYPICAL CHARACTERISTICS (continued)
tPLH2-1 PROPAGATION DELAY
vs FREE-AIR TEMPERATURE
tPHL2-1 PROPAGATION DELAY
vs FREE-AIR TEMPERATURE
148
80
70
60
50
40
30
20
10
0
R1 = 2.2 kΩ
C1 = 40 pF
146
144
142
140
138
136
134
132
VCC1 and VCC2 = 3.3 V
VCC1 and VCC2 = 5 V
R1 = 2.2 kΩ
C1 = 40 pF
VCC1 and VCC2 = 3.3 V
VCC1 and VCC2 = 5 V
−40 −25 −10
5
20 35 50 65 80 95 110 125
−40 −25 −10
5
20 35 50 65 80 95 110 125
Free-Air Temperature (°C)
Free-Air Temperature (°C)
G011
G012
Figure 24.
Figure 25.
tLOOP1 vs FREE-AIR TEMPERATURE
tLOOP1 vs FREE-AIR TEMPERATURE
140
120
100
80
600
595
590
585
580
575
C1 = 40 pF
C2 = 400 pF
R1 = 2.2 kΩ
C1 = 40 pF
R2 = 2.2 kΩ
C2 = 400 pF
60
40
20
VCC1 and VCC2 = 3.3 V, R1 = 953Ω, R2 = 95.3Ω
VCC1 and VCC2 = 5 V, R1 = 1430Ω, R2 = 143Ω
VCC1 and VCC2 = 3.3 V
VCC1 and VCC2 = 5 V
0
−40 −25 −10
5
20 35 50 65 80 95 110 125
−40 −25 −10
5
20 35 50 65 80 95 110 125
Free-Air Temperature (°C)
Free-Air Temperature (°C)
G013
G014
Figure 26.
Figure 27.
CMTI vs FREE-AIR TEMPERATURE
70
60
50
40
30
20
10
0
VCC1 and VCC2 = 3.3 V
VCC1 and VCC2 = 5 V
−40 −25 −10
5
20 35 50 65 80 95 110 125
Free-Air Temperature (°C)
G015
Figure 28.
16
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