Features:
Current Transfer Ratio: CTR: 50% Min @ IF = 5mA, VCE = 5V
High Input–Output Isolation Voltage: VISO = 5000Vrms
Compact DIP Package:
       NTE3220: 2–Channel Type (8–Lead DIP)
       NTE3221: 4–Channel Type (16–Lead DIP)

APPLICATIONs:
Computer Terminals
System Appliances, Measuring Instruments
Registers, Copiers, Automatic Vending Machines
Electric Home Appliances such as Fan Heaters, Etc.
Medical Instruments, Physical and Chemical Equipment
Signal Transmission between Circuits of Different Potentials and Impedances