I wrote test firmware for a very early spread spectrum transceiver that used something close to Viterbi encoding. It consumed 220mA in receive mode and 60-120mA

I wrote test firmware for a very early spread spectrum transceiver that used something close to Viterbi encoding. It consumed 220mA in receive mode and 60-120mA in transmit mode. I was told some of that was the RF amps and ADC but a lot of it was the decoder.