IDT82V1671
Description
The RSLIC-CODEC chipset is comprised of one four-channel programmable PCM CODEC (IDT82V1074) and four single-channel ringing SLICs (IDT82V1671). The chipset provides a total solution for line card designs.
Key Features
- Programmable DC feeding characteristics
- Programmable digital filters adapting to different requirements: - Impedance matching - Transhybrid balance - Transmit and receive gain adjustment - Frequency response correction
- Off-hook and ground-key detection
- AC/DC ring trip detection
- Programmable internal balanced ringing without external components
- Supports external ringing
- Selectable MPI and GCI interfaces
- Supports A/µ-law compressed and linear data formats
- Programmable IO pins with relay-driving or analog input capability
- Line polarity reversal
