Click to expand full text
Advance Data Sheet March 1997
L8575 Dual-Resistive, Low-Cost Subscriber Line Interface Circuit (SLIC)
Features
s Two channels in a single package s Serial data interface s Per-channel powerdown s Low standby power (≤65 mW per channel) s Integrated protection s No external protection device required s Battery noise cancellation s Switchhook detector s Ring-trip detector s Switchhook and ring-trip detector self-test s Fault detector s Zero ring voltage cross detection s Three relay drivers per channel s 44-pin, surface-mount, plastic package (PLCC)
Description
The L8575 is a dual-resistive, low-cost subscriber line interface circuit (SLIC) that is optimized to meet both ITU-T recommendations and LSSGR requirements for 600 Ω/900 Ω resistive and complex impedance termination applications.