MAX14935BAWE+

MAX14935BAWE+ is a four-channel, 5kVRMS digital isolator. It offers all three possible unidirectional channel configurations to accommodate any four-channel design, including SPI, RS-232, RS-485, and large digital IO modules. Applications include fieldbus communications for industrial automation, isolated SPI, RS-232, RS-485/RS-422, general multichannel isolation applications, battery management, and medical systems. Safety regulatory approvals include UL according to UL1577, cUL according to CSA bulletin 5A, VDE 0884-11 basic insulation.

• Robust galvanic isolation of digital signals
• Withstands 5kVRMS for 60s (VISO), continuously withstands 848VRMS (VIOWM)
• 1200VP repetitive peak voltage (VIORM), withstands ±10kV surge per IEC 61000-4-5
• Accepts 1.71V to 5.5V supplies
• 3 channel direction configuration
• Common-mode transient immunity is 25kV/µs typ at IN=GND or VDD, TA=+25°C
• Minimum pulse width is 40ns max at INA to OUTB, INB to OUTA
• Propagation delay of 20.9ns typ at 4.5V ≤ VDDA, VDDB ≤ 5.5V, INA to OUTB, INB to OUTA, CL=15pF
• 3/1 channel configuration, 25Mbps data rate, default high output
• 16 wide SOIC package, -40 to +125°C temperature range

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