No. |
Part Name |
Description |
Manufacturer |
1 |
DM74ALS1240A |
Octal 3-STATE Bus Driver |
Fairchild Semiconductor |
2 |
DM74ALS1240A |
Octal TRI-STATE Bus Drivers |
National Semiconductor |
3 |
DM74ALS1240AWM |
Octal 3-STATE Bus Driver |
Fairchild Semiconductor |
4 |
DM74ALS1240AWMX |
Octal 3-STATE Bus Drivers |
Fairchild Semiconductor |
5 |
LS1240A |
Electronic tone ringer with built-in bridge rectifier. Supply voltage Vs=26V. Current consumption without load Ib=1.5A(typ). Activation voltage Von=12V(min),13.5V(max). Sustaining voltage Voff=7.8V(min),9.3V(max). |
Contek Microelectronics |
6 |
LS1240A |
ELECTRONIC TWO - TONE RINGER |
SGS Thomson Microelectronics |
7 |
LS1240A |
ELECTRONIC TWO-TONE RINGER |
ST Microelectronics |
8 |
LS1240A |
Electronic Two-Tone Ringer |
Wing Shing Computer Components |
9 |
LS1240AD1 |
V(ab): 120V; 30mA; electronic two-tone ringer |
SGS Thomson Microelectronics |
10 |
LS1240AD1 |
ELECTRONIC TWO-TONE RINGER |
ST Microelectronics |
11 |
LS1240AD1 |
Electronic Two-Tone Ringer |
Wing Shing Computer Components |
12 |
LS1240AD1013TR |
ELECTRONIC TWO-TONE RINGER |
ST Microelectronics |
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