HCPL-520X Datasheet, PDF (11/12 Pages) Agilent(Hewlett-Packard) – Hermetically Sealed, Low IF, Wide VCC, Logic Gate Optocouplers

11
V_CC1
(+5 V)
619 Ω
DATA
INPUT
4.02 KΩ
TTL OR
LSTTL
OPEN
COLLECTOR
GATE
D.U.T.
V_CC
GND
Figure 12. Series LED Drive with Open Collector Gate
(4.02 kΩ Resistor Shunts I_OH from the LED).
V_CC1
(+5 V)
665 Ω
DATA
INPUT
TTL OR
LSTTL
DATA TTL OR
TOTEM
INPUT LSTTL
POLE
OUTPUT ₁
GATE
TOTEM
POLE
OUTPUT 1
GATE
665 Ω
D.U.T.
V_CC
GND
0.1
µF
DATA
OUTPUT
UP TO 16 LSTTL
LOADS
OR 4 TTL LOADS
V_CC2
(+5 V)
DATA
OUTPUT
UP TO 16 LSTTL
LOADS
OR 4 TTL LOADS
2
Figure 13. Recommended LSTTL to LSTTL Circuit.
I_F
+–
V_IN
1.90 V
100 Ω
D.U.T.*
V_CC
I_O
V_E ^{1200 Ω}
V_CC + 20 V
0.01 µF
GND
CONDITIONS: I_F = 8 mA
I_O = -14 mA
T_A = +125 °C
*ALL CHANNELS TESTED SIMULTANEOUSLY.
Figure 14. Single Channel Operating Circuit for Burn-in and Steady State Life Tests.