The SOCRATES™-e/u devices of the SOCRATES™ single-chip SHDSL transceivers family offer 1, 2 and 4 port connectivity, and are fully compliant to ITU and ETSI SHDSL standards. With 2 independent system interfaces (MII/UTOPIA and TDM) the SOCRATES™-e/u family members targets mainly ATM / EFM applications and offer best-in-class performance and lowest power consumption. The SOCRATES™-e members offer additionally layer 2 bonding and interworking capabilities. The unique features, and high-integration levels of the SDFE family members, have helped Lantiq secure the Number 1 position in the SHDSL IC market.