HCPL-523K 查看數據表（PDF） - HP => Agilent Technologies

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HCPL-523K

Hermetically Sealed, Low IF, Wide VCC, Logic Gate Optocouplers

HP => Agilent Technologies 

11

VCC1

(+5 V)

619 Ω

DATA

INPUT

4.02 KΩ

TTL OR

LSTTL

OPEN

COLLECTOR

GATE

D.U.T.

VCC

GND

Figure 12. Series LED Drive with Open Collector Gate

(4.02 kΩ Resistor Shunts IOH from the LED).

VCC1

(+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.

VCC

GND

0.1

µF

DATA

OUTPUT

UP TO 16 LSTTL

LOADS

OR 4 TTL LOADS

VCC2

(+5 V)

DATA

OUTPUT

UP TO 16 LSTTL

LOADS

OR 4 TTL LOADS

2

Figure 13. Recommended LSTTL to LSTTL Circuit.

IF

+–

VIN

1.90 V

100 Ω

D.U.T.*

VCC

IO

VE 1200 Ω

VCC + 20 V

0.01 µF

GND

CONDITIONS: IF = 8 mA

IO = -14 mA

TA = +125 °C

*ALL CHANNELS TESTED SIMULTANEOUSLY.

Figure 14. Single Channel Operating Circuit for Burn-in and Steady State Life Tests.

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