共 50 条
- [2] SYNCHRONOUS UP-DOWN DECADE COUNTER IEEE TRANSACTIONS ON INDUSTRIAL ELECTRONICS AND CONTROL INSTRUMENTATION, 1976, 23 (03): : 342 - 343
- [4] SYNCHRONOUS UP-DOWN COUNTER IEEE TRANSACTIONS ON INDUSTRIAL ELECTRONICS AND CONTROL INSTRUMENTATION, 1978, 25 (02): : 196 - 196
- [8] UP-DOWN COUNTER CANT OVERFLOW OR UNDERFLOW EDN MAGAZINE-ELECTRICAL DESIGN NEWS, 1979, 24 (20): : 158 - 158
- [10] IC UP-DOWN COUNTER CONTROLLER FOR A PROGRAMMABLE ATTENUATOR BEHAVIOR RESEARCH METHODS & INSTRUMENTATION, 1977, 9 (05): : 466 - 468