【STMicroelectronics】LS1240A,IC RINGER ELECTR 2TONE 8-MINIDIP
【STMicroelectronics】LS1240A.,
【STMicroelectronics】LS1240AD1,IC RINGER ELECTRONIC 2TONE SO-8
【STMicroelectronics】LS1240AD1013TR,电话振铃器 Two-Tone Ringer
LS127C2D-T,SWITCH TACT SPST-NO 0.02A 12V
LS127C4D2-T,SWITCH TACT SPST-NO 0.02A 12V
LS129C2D1-T,TOP-PRESS TACTILE SWITCH
LS129C4GV3-T,TOP-PRESS TACTILE SWITCH
