The HCPL-0661-500E is a high-speed optocoupler designed for use in high-speed communication interfaces, industrial controls, and power supply systems. This optocoupler features a high-speed silicon PIN photodiode and a high-gain, high-speed photodetector in a compact 8-pin DIP package, making it suitable for space-constrained applications. With a minimum propagation delay of 90 ns and a maximum data rate of 10 MBd, the HCPL-0661-500E is capable of transmitting high-speed signals with low distortion, making it ideal for use in applications that require fast and reliable data transmission. Additionally, this optocoupler offers a wide operating temperature range of -40°C to 100°C, ensuring reliable performance in harsh environmental conditions. Overall, the HCPL-0661-500E is a versatile and reliable optocoupler that provides high-speed signal transmission for a wide range of industrial and communication applications.