HC5503中文資料瑞薩數(shù)據(jù)手冊PDF規(guī)格書

Features

? Wide Operating Battery Range (-21V to -44V)

? Single Additional +5V Supply

? 25mA Short Loop Current Limit

? Ring Relay Driver

? Switch Hook and Ring Trip Detect

? Low On-Hook Power Consumption

? On-Hook Transmission

? ITU-T Longitudinal Balance Performance

? Loop Power Denial Function

? Thermal Protection

? Supports Tip, Ring or Balanced Ringing Schemes

? Low Profile Surface Mount Packaging

? Pin Compatible with Industry Standard HC5504B SLIC

? Pb-free Available

Applications

? Analog Subscriber Line Interfaces in Analog Key Systems

and Digital ISDN PABX Systems

? Related Literature

- AN571, Using Ring Sync with HC-5502A and HC-5504

SLICs