品牌全称：Device Engineering Inc

 Device Engineering Inc. (DEI) has been in business for 10 years designing, manufacturing and testing high quality ICs for avionics and industrial applications. DEI offers a range of control products for power, lighting and avionics busses. They have a complete family of transceivers for the ARINC 429 data bus that is compliant with the ARINC 429 specification.