Table of Contents
Features ....................................................................................................................................................................................................................... 1
Description .................................................................................................................................................................................................................. 1
Functional Block Diagram ......................................................................................................................................................................................... 1
Pin Configuration ........................................................................................................................................................................................................ 5
Pin Description ........................................................................................................................................................................................................... 6
Functional Description ............................................................................................................................................................................................... 7
SLIC States Control ......................................................................................................................................................................................... 7
Off-hook Detector ............................................................................................................................................................................................. 7
Ring-trip Detector ............................................................................................................................................................................................. 7
Relay Drivers Control ....................................................................................................................................................................................... 8
DC Feeding ...................................................................................................................................................................................................... 8
Impedance Matching ........................................................................................................................................................................................ 9
Receive Gain Setting ....................................................................................................................................................................................... 9
Thermal Management ...................................................................................................................................................................................... 9
DC Electrical Characteristics ................................................................................................................................................................................... 10
AC Electrical Characteristics ................................................................................................................................................................................... 11
Test Circuits .............................................................................................................................................................................................................. 15
Basic Application Circuit ......................................................................................................................................................................................... 18
Ordering Information ................................................................................................................................................................................................ 19
Table of Contents
2
October 8, 2003