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L3234

STMicroelectronics
Part Number L3234
Manufacturer STMicroelectronics
Description HIGHLY INTEGRATED SLIC KIT TARGETED TO PABX AND KEY SYSTEM APPLICATIONS
Published Mar 22, 2005
Detailed Description L3234 L3235 HIGHLY INTEGRATED SLIC KIT TARGETED TO PABX AND KEY SYSTEM APPLICATIONS HIGHLY INTEGRATED SUBSCRIBER LINE I...
Datasheet PDF File L3234 PDF File

L3234
L3234

Overview
L3234 L3235 HIGHLY INTEGRATED SLIC KIT TARGETED TO PABX AND KEY SYSTEM APPLICATIONS HIGHLY INTEGRATED SUBSCRIBER LINE INTERFACE KIT FOR PABX AND KEY SYSTEM APPLICATIONS IMPLEMENTS ALL KEY ELEMENTS OF THE BORSCHT FUNCTION INTEGRATED ZERO CROSSING BALANCED RINGING INJECTION ELIMINATES EXTERNAL RELAY AND CENTRALISED RINGING GENERATOR ZERO NOISE INJECTED ON ADJACENT LINES DURING RINGING SEQUENCE LOW POWER IN STANDBY AND ACTIVE MODES BATTERY FEED WITH PROGRAMMABLE LIMITING CURRENT PARALLEL LATCHED DIGITAL INTERFACE SIGNALLING FUNCTIONS (OFF HOOK, GND-KEY) LOW NUMBER OF EXTERNAL COMPONENTS INTEGRATED THERMAL PROTECTION INTEGRATED OVER CURRENT PROTECTION 0°C TO 70°C: L3234/L3235 -40°C TO 85°C: L3234T/L3235T HEPTAWATT ORDERING NUMBER: L3234 PLCC28 ORDERING NUMBER: L3235 DESCRIPTION The L3234/L3235 is a highly integrated SLIC KIT targeted to PABX and key system applications The kit integrates the majority of functions required to interface a telephone line.
The L3234/L3235 implements the ma...


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