• Part: ISO1643
  • Description: Hot-Swappable Bidirectional I2C Isolators
  • Manufacturer: Texas Instruments
  • Size: 2.74 MB
Download ISO1643 Datasheet PDF
Texas Instruments
ISO1643
Features - Robust Isolated Bidirectional, I2C patible, munication - ISO1640: Bidirectional SDA and SCL munication - ISO1641: Bidirectional SDA and unidirectional SCL munication - ISO1642/3/4: Bidirectional SDA and SCL munication with either 2 or 3 unidirectional GPIO channels - Hot-Swappable SDA and SCL - Bidirectional data transfer up to 1.7 MHz Operation - Up to 3 additional unidirectional isolated GPIO channels supporting 50 Mbps speed - Robust isolation barrier with enhanced EMC: - >100-year projected lifetime at 450 VRMS working voltage (D-8) and 1500 VRMS working voltage (DW-16) - Up to 5000 VRMS isolation rating per UL1577 - Up to 10 k V reinforced surge capability - ±100 k V/μs typical CMTI - ±8 k V IEC-ESD 61000-4-2 contact discharge protection across isolation barrier - Same side ±8 k V IEC-ESD unpowered contact discharge on SCL2 and SDA2 (Side 2) - Supply range: 3 V to 5.5 V (Side 1) and 2.25 V to 5.5 V (Side 2) - Open-drain outputs with 3.5-m A (Side 1) and 50- m A (Side 2)...