STHVDAC-256MTG - STMicroelectronics

STHVDAC-256MTG Antenna tuning circuit

The ST high voltage BST capacitor controller STHVDAC-256MTG is a high voltage digital to analog converter (DAC), specifically designed to control and meet the wide tuning bias voltage requirement of the BST tunable capacitors. It provides 6 independent high voltage outputs, thus having the capability to control 6 different capacitors. It is fully controlled .

Features

• Dedicated controller to bias BST tunable capacitors
• Operation compliant with cellular systems requirements
• Turbo and glide modes for optimal system performance
• Integrated boost converter with 6 programmable outputs (from 0 to 24 V)
• Low power consumption
• MIPI RFFE serial interface 1,8 V
• Available in WLCSP for stand-alone or SiP module integration Applications
• Cellular antenna tunable matching network in multi-band GSM/WCDMA/LTE handsets
• Compatible for open loop antenna tuner application Benefits RF tunable passive implementation in mobile phones to optimize the radiated perfor.