STLC5445 PDF Datasheet
Please enter the part number you wish to PDF download in the search bar.
Description
This is QUAD LINE FEED CONTROLLER. STLC5445
QUAD LINE FEED CONTROLLER
s s s s s s s s s s s s s
BATTERY VOLTAGE UP TO 120V SUPPLIES POWER FOR UP TO FOUR DIGITAL TELEPHONE LINES PROGRAMMABLE CURRENT LIMITING LONGITUDINAL CURRENT CANCELLATION ETSI ETR80 COMPLIANT OUTPUT CURRENT UP TO 140 mA STATUS CONDITION DETECTION FOR EACH LINE AUTOMATIC THERMAL PROTECTION AUTO POWER ON SEQUENCE OUTPUT STAGE OPTIMIZED FOR MINIMAL OUTPUT OVERVOLTAGE PROTECTION TWO EXTERNAL RELAY DRIVERS PER LINE PARALLEL OR MPI CONTROL INTERFACE HI-QUAD PACKAGE 64 PIN
HiQUAD-64 ORDERING NUMBER: STLC5445
by a pin strap. Each line can be individually powered and monitored: therefore overload and faults can easily be detected and localized even in a large system. The status conditions detected by the device are: Current Overload, Thermal Overload, Open Loop. If activated (by means of a dedicated pin strap), a self generated power on sequence avoids the thermal over stress when a simultaneous power on has been requested for more than one channel. The cur.