Ikiwa eneo lako halijaorodheshwa, tafadhali chagua moja ya yafuatayo:
QT Brightek (QTB)
8 PIN 10 MBITS HIGH SPEED LOGIC.
Texas Instruments
DG ISO 2.5KV RS422/RS485 16SOIC.
DGTL ISO 5.7KV 4CH 16SOIC.
DGTL ISO 3KV 4CH GEN PURP 16SOIC.