Isocom optoisolators 1 channel schmitt trigger 6 pin isocom h11l1sm this optically coupled isolator contains a gallium arsenide ir led and a microprocessor compatible schmitt trigger output a wide supply voltage fast switching time and high isolation voltage makes this photocoupler suitable for applications such as logic to logic isolators line receivers current level sensors ac to ttl conversion etc isocom h11l1sm smd optoisolator 1 channel schmitt trigger so 6