TDA9975HS/8/C1 TDA9981 TDA9981A/8/16 TDA9981AHL/15 TDA9981AHL/15,551 TDA9981AHL/15,557 TDA9981AHL/15/C180 TDA9981AHL/15/C181 TDA9981AHL/15/C181518 TDA9981AHL/15/C183