GENERAL DESCRIPTION
●The ADuM744x1 are 4-channel digital isolators based on the Analog Devices, Inc., iCoupler® technology. Combining high speed CMOS and monolithic air core transformer technologies, these isolation components provide outstanding performance characteristics superior to the alternatives, such as optocoupler devices and other integrated couplers.
●FEATURES
●Small, 16-lead QSOP
●1000 V rms isolation rating
●Safety and regulatory approvals
● UL recognition
● UL 1577: 1000 V rms for 1 minute
● CSA Component Acceptance Notice #5A (pending)
●Low power operation
● 5 V operation
● 2.25 mA per channel maximum @ 0 Mbps to 1 Mbps
● 11.5 mA per channel maximum @ 25 Mbps
● 3.3 V operation
● 1.5 mA per channel maximum @ 0 Mbps to 1 Mbps
● 8.25 mA per channel maximum @ 25 Mbps
●Bidirectional communication
●Up to 25 Mbps data rate (NRZ)
●3 V/5 V level translation
●High temperature operation: 105°C
●High common-mode transient immunity: >15 kV/μs
●APPLICATIONS
●General-purpose, multichannel isolation
●SPI interface/data converter isolation
●RS-232/RS-422/RS-485 transceivers
●Industrial field bus isolation
