| 1 |
SP8660 |
Low Power ECL Counter |
Plessey Semiconductors |
 |
| 2 |
SP8660A |
(SP8660A/B) Low Power Emitter Coupled Logic Counter |
Plessey Semiconductors |
|
| 3 |
SP8660B |
(SP8660A/B) Low Power Emitter Coupled Logic Counter |
Plessey Semiconductors |
|
| 4 |
SP8665B |
(SP8665B / SP8668B) Asynchronous ECL Counters |
Plessey Semiconductors |
|
| 5 |
SP8668B |
(SP8668B / SP8668B) Asynchronous ECL Counters |
Plessey Semiconductors |
|
