ITU-T V.31 BIS-1988
ELECTRICAL CHARACTERISTICS FOR SINGLE-CURRENT INTERCHANGE CIRCUITS USING OPTOCOUPLERS

Standard No.

ITU-T V.31 BIS-1988

Release Date

1988

Published By

International Telecommunication Union (ITU)

Latest

ITU-T V.31 BIS-1988

Scope

In general, the electrical characteristics specified in this Recommendation apply to interchange circuits operating at data signalling rates up to 75 bit/s, which have been covered in Recommendation V.31, and also to interchange circuits operating at data

ITU-T V.31 BIS-1988 history

• 1988 ITU-T V.31 BIS-1988 ELECTRICAL CHARACTERISTICS FOR SINGLE-CURRENT INTERCHANGE CIRCUITS USING OPTOCOUPLERS