LS1240A
ELECTRONIC TWO - TONE RINGER (STMicroelectronics)
LS1240A
Electronic Two-Tone Ringer (Wing Shing Computer Components)
LS1240A
ELECTRONIC TONE RINGER (UTC)
LS1240AD1
ELECTRONIC TWO - TONE RINGER (STMicroelectronics)
LS1240AD1
Electronic Two-Tone Ringer (Wing Shing Computer Components)
LS1240
ELECTRONIC TWO - TONE RINGER (STMicroelectronics)
LS1240
Electronic Two-Tone Ringer (Wing Shing Computer Components)
LS1240
Octal 3-STATE Bus Driver (Fairchild Semiconductor)
LS124
General Purpose (Micross)
LS1241
Electronic Two Tone Ringer (ST Microelectronics)