TDM Operation
TDM muxing of digital voice streams
Common service is T1(line), DS1(std):
- 1.544Mb/s, 8000f/s at 193 bits/frame
- 192/8 = 24 bytes(TDM’d calls)/frame + 1 bit
Digital Signaling (DS) Hierarchy:
- DS0 (64kb/s), DS1(1.544Mb/s), DS3(44.736Mb/s)
- not exact multiples due to framing overheads