E-LS1240A

低电流消耗，以便允许的4个设备的并行操作 Low current consumption, in order to allow the parallel operation of 4 devices

Telecom IC Tone Ringer 8-Mini DIP

得捷:
IC TELECOM INTERFACE 8MINI DIP

艾睿:
Telecom Ringer Phone 1740Hz to 2140Hz/1220Hz to 1600Hz 8-Pin Mini-PDIP Tube