BUY HCPL-7560 https://www.utsource.net/itm/p/9226340.html
IC ISOLATED MODULE 8DIP
Description: The HCPL-7560 is an optically coupled logic gate with a GaAsP LED input and a TTL/CMOS compatible output. Features: High speed: tPHL/tPLH = 3/4.5 ns (typical) High noise immunity: VNIH = VNIL = 30% VCC (min) Low power dissipation: ICC = 0.4 mA (max) TTL/CMOS compatible output High common-mode transient immunity: >25 kV/μs UL recognized: UL 1577, file no. E67349 Applications: Industrial control Automotive Telecom/Datacom Security systems Instrumentation Power supplies (For reference only)