
STMicroelectronics
DESCRIPTION
The STLC3075 is a SLIC device specifically designed for WLL (Wireless Local Loop), and ISDNTerminal Adaptors and VoIP applications. One of the distinctive characteristic of this device is the ability to operate with a single supply voltage (from +4.5V to +12V) and self generate the negative battery by means of an on chip DC/DC converter controller that drives an external MOS switch.
FEATURES
■ MONOCHIP SLIC OPTIMISED FOR WLL & VoIP APPLICATIONS
■ IMPLEMENT ALL KEY FEATURES OF THE BORSHT FUNCTION
■ SINGLE SUPPLY (4.5 TO 12V)
■ BUILT IN DC/DC CONVERTER CONTROLLER.
■ SOFT BATTERY REVERSAL WITH PROGRAMMABLE TRANSITION TIME.
■ ON-HOOK TRANSMISSION.
■ PROGRAMMABLE OFF-HOOK DETECTOR THRESHOLD
■ METERING PULSE GENERATION AND FILTER
■ INTEGRATED RINGING
■ INTEGRATED RING TRIP
■ PARALLEL CONTROL INTERFACE (3.3V LOGIC LEVEL)
■ PROGRAMMABLE CONSTANT CURRENT FEED
■ SURFACE MOUNT PACKAGE
■ INTEGRATED THERMAL PROTECTION
■ DUAL GAIN VALUE OPTION
■ AUTOMATIC RECOGNITION FLYBACK AND BUCKBOOST CONFIGURATION
■ BCDIIIS 90V TECNOLOGY
■ -40 TO +85°C OPERATING RANGE