Datasheet Details
| Part number | Le79R79 |
|---|---|
| Manufacturer | Zarlink |
| File Size | 360.58 KB |
| Description | Ringing Subscriber Line Interface Circuit |
| Datasheet |
 Le79R79 Datasheet
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General Description
The Le79R79 Ringing SLIC device is a bipolar monolithic SLIC that offers on-chip ringing.
Designers can achieve significant cost reductions at the system level for short-loop applications by integrating the ringing function on chip.
Key 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.