TMS4C2972DT TMS4C2972DT-26 TMS4C2972DT-28 TMS4C2973-24DGLR TMS4C2973-26DGLR TMS4C2973-26DT TMS4C2973-26DTR TMS4C2973-28DGLR TMS4C2973DT TMS4C2973DT-2S