Description
The Le79R79 Ringing SLIC device is a bipolar monolithic SLIC that offers on-chip ringing.
Features
- Through trapezoidal ringing On-chip ring-trip detector Low standby state power Battery operation:.
- VBAT1:.
- 40.5 to.
- 75 V.
- VBAT2:.
- 19 V to VBAT1 On-chip battery switching and feed selection On-hook transmission Two-wire impedance set by single external impedance Programmable constant-current feed Programmable Open Circuit voltage Programmable loop-detect threshold Current gain = 1000 Ground-key detector Polarity rev.
Le79R79-Zarlink.pdf
