IF
1
B
+
VFF
-
2
A
3
SHIELD
VCM = 1500V
Figure 6. CMR Test Circuit and Waveforms.
6
0.1 μF
5
4
20 kΩ
VOUT +
-
100 pF *
VCC = 15
* 100 pF TOTAL
CAPACITANCE
VCM
OV
Δt
VO
SWITCH AT A: IF = 0 mA
VO
SWITCH AT B: IF = 10 mA
δV = VCM
δt Δt
VCC
VOL
500
IF = 10 mA
VCC = 15 V
400
CL = 100 pF
RL = 20 kΩ (EXTERNAL)
300
tPLH
tPHL
200
100
-40 -20
0 20 40 60
TA – TEMPERATURE – C
80 100
Figure 7. Propagation Delay with External 20 kΩ RL vs. Temperature.
800
IF = 10 mA
600
VCC = 15 V
CL = 100 pF
TA = 25 C
400
tPLH
tPHL
200
0
10
20
30
40
50
RL – LOAD RESISTANCE – kΩ
Figure 8. Propagation Delay vs. Load Resistance.
1400
IF = 10 mA
1200
VCC = 15 V
RL = 20 KΩ
1000 TA = 25 C
800
tPLH
tPHL
600
400
200
0
0
100
200
300
400
500
CL – LOAD CAPACITANCE – pF
Figure 9. Propagation Delay vs. Load Capacitance.
1400
1200
1000
800
600
400
200
0
5
IF = 10 mA
CL = 100 pF
RL = 20 kΩ
TA = 25 C
ttPPHLHL
10
15
20
25
30
VCC – SUPPLY VOLTAGE – V
Figure 10. Propagation Delay vs. Supply Voltage.
8