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| FOD073L_09 Datasheet, PDF (3/12 Pages) Fairchild Semiconductor – LVTTL/LVCMOS Compatible Low Input Current High Gain Split Darlington Optocoupler | |||
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Electrical Characteristics (TA = 0 to 70°C unless otherwise speciï¬ed)
Individual Component Characteristics
Symbol Parameter
Test Conditions
Min.
EMITTER
VF Input Forward Voltage
TA =25°C
IF = 1.6mA (Each Channel)
BVR Input Reverse
TA =25°C, IR = 10µA
5.0
Breakdown Voltage
(Each Channel)
DETECTOR
IOH Logic High Output Current
IF = 0 mA, VO = VCC = 3.3V
(Each Channel)
ICCL Logic Low Supply Current
ICCH Logic High Supply Current
IF1 = IF2 = 1.6mA,
VO1 = VO2 = Open, VCC = 3.3V
IF1 = IF2 = 0mA,
VO1 = VO2 = Open, VCC = 3.3V
Typ.*
1.35
0.05
0.8
0.01
Max.
1.7
1.75
25
3
2
Unit
V
V
µA
mA
µA
Transfer Characteristics
Symbol
Parameter
CTR
COUPLED
Current Transfer Ratio
(Note 1)
VOL Logic Low Output Voltage
Test Conditions
Min.
IF = 0.5mA, VO = 0.4V, VCC = 3.3V 400
Typ.*
Max. Unit
7000 %
IF = 1.6mA, IO = 8mA, VCC = 3.3V
IF = 5mA, IO = 15mA, VCC = 3.3V
0.07
0.3
V
0.07
0.4
Switching Characteristics (VCC = 3.3 V)
Symbol Parameter
Test Conditions
TPHL Propagation Delay
Time to Logic LOW
RL = 4.7kâ¦, IF = 0.5mA
(Fig. 9)
Min.
Typ.*
5
Max. Unit
30
µs
TPLH Propagation Delay
Time to Logic HIGH
RL = 4.7kâ¦, IF = 0.5mA
(Fig. 9)
25
90
µs
|CMH|
|CML|
Common Mode Transient IF = 0 mA, |VCM| = 10 VP-P, TA = 25°C,
Immunity at Logic HIGH RL = 2.2k⦠(Note 2) (Fig. 10)
Common Mode Transient IF = 1.6mA, |VCM| = 10 VP-P, RL = 2.2kâ¦,
Immunity at Logic LOW TA = 25°C (Note 2) (Fig. 10)
*All typicals at TA = 25°C
1,000
1,000
10,000
10,000
V/µs
V/µs
©2004 Fairchild Semiconductor Corporation
FOD073L Rev. 1.0
3
www.fairchildsemi.com
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