RS-232 and RS-485 Dual Protocol Transceivers
Operating Supply Voltage 3.3 V and 5 V options
Fixed and Programmable port
Feature
- 5V powered, user selectable RS-232 or RS-485, RS-422 interface port (two RS-232 transceivers or one RS-485, RS-422 transceiver)
- ±15kV (HBM) ESD protected bus pins (RS-232 or RS-485)
- True flow-through pinouts simplify board layouts
- Pb-Free (RoHS compliant)
- Large (2.7V) differential VOUT for improved noise immunity in RS-485, RS-422 networks
- Full fail-safe (open/short) Rx in RS-485, RS-422 mode
- Loopback mode facilitates board self test functions
- User selectable RS-485 data rates: 20Mbps
- Slew rate limited: 460kbps
- Slew rate limited (ISL41387 only): 115kbps
- Fast RS-232 data rate: up to 650kbps
- Low current shutdown mode: 35µA
- QFN package saves board space (ISL41387 only)
- Logic supply pin (VL) eases operation in mixed supply systems (ISL41387 only)
