General Application Guide for the HSDL-1100 4 Mb/s Infrared Transceiver Application Note 1112 HSDL-1100 Performance Capability Designed to Meet the IrDA Physical Layer Specification version 1.1 Performance is guaranteed at the 1.152 Mb/s and 4.0 Mb/s data rates.
The HSDL-1100 is also backward compatible to 2.4-115.2 kb/s data rates as required by the IrDA specification.
Errorless 4 Mb/s performance at link distances of 1.3-1.95 meters has been verified using the HSDL-1100 an