The ACPL-W70L-000E is a 15Mbaud 3.3V/5V high-speed Digital CMOS Optocoupler utilizes the latest CMOS IC technology to achieve outstanding performance with very low power consumption. Basic building blocks of optocoupler are high-speed LEDs and CMOS detector ICs. Each detector incorporates an integrated photodiode, a high-speed trans-impedance amplifier and a voltage comparator with an output driver.