LE75181 데이터시트 PDF ( Data sheet )

™ Le75181 A Voice Solution DESCRIPTION Central office DLC PBX DAML HFC, FITL Ringing Access Switch VE750 Series The VoiceEdge™ family VE750 series of Line Card Access Switches (LCAS) is a family of monolithic solid-state switches that is designed to provide both power ringing access and

™ Le75181 A Voice Solution DESCRIPTION Central office DLC PBX DAML HFC, FITL Ringing Access Switch VE750 Series The VoiceEdge™ family VE750 series of Line Card Access Switches (LCAS) is a family of monolithic solid-state switches that is designed to provide both power ringing access and

Le79M576A Metering Subscriber Line Interface Circuit DISTINCTIVE CHARACTERISTICS I Programmable constant-resistance feed I Programmable loop-detect threshold I Ground-key detect I Performs polarity reversal I Ring relay driver I Supports 2.2 Vrms metering (12 and 16 kHz) I Line feed characteristic

™ Le79R79 Ringing Subscriber Line Interface Circuit VE580 Series APPLICATIONS Ideal for short-loop applications Ideal for ISDN-TA and fixed radio access applications Integrated Access Devices (IADs) Network Interface Units (NIUs) Cable Modems DSL Modems Set Top , House Side Boxes I