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SN54ALS160B Datasheet(PDF) 5 Page - Texas Instruments |
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SN54ALS160B Datasheet(HTML) 5 Page - Texas Instruments |
5 / 11 page ![]() SN54ALS161B, SN54ALS163B, SN54AS161, SN54AS163 SN74ALS161B, SN74ALS163B, SN74AS161, SN74AS163 SYNCHRONOUS 4-BIT BINARY COUNTERS SDAS024A – D2661, APRIL 1982 – REVISED MAY 1986 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 5 typical clear, preset, count, and inhibit sequences 0 3 2 1 14 13 12 Outputs Data Inputs RCO QD QC QB QA ENT ENP CLK D C B A LOAD CLR ’ALS161B, ’AS161, ’ALS163B, ’AS163 Illustrated below is the following sequence: 1. Clear outputs to zero (’ALS161B and ’AS161 are asynchronous; ’ALS163B and ’AS163 are synchronous) 2. Preset to binary twelve 3. Count to thirteen, fourteen, fiften, zero, one, and two 4. Inhibit Async Clear Preset Sync Clear Inhibit Count |