
Zarlink Semiconductor Inc
Description
The Zarlink ZL49200 Dual SLIC hybrid provides an interface between a switching system and a subscriber loop with 600 Ω impedance. The functions provided by each SLIC include battery feed, 2 W to 4 W conversion, off-hook and dial pulse detection. All driver electronics are included on the hybrid in order to minimize the number of external components required by the user.
Loop Length determination table provided on page 9.
FEATUREs
• Transformerless 2 W to 4 W conversion
• Controls battery feed to line
• Off-hook and dial pulse detection
• Ring ground over-current protection
• Programmable constant current feed
• -30 V to -72 V battery operation
• Relay and line driver electronics on board
APPLICATIONs
• PABX/ONS/OPS
• Key Telephone Systems
• Integrated Access Devices
• SOHO and Home Gateway