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TC74HC299AF Folha de dados(PDF) 2 Page - Toshiba Semiconductor |
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TC74HC299AF Folha de dados(HTML) 2 Page - Toshiba Semiconductor |
2 / 10 page TC74HC299AP/AF 2007-10-01 2 IEC Logic Symbol Truth Table Inputs Inputs /Outputs Outputs Function Select Outputs Control Clock Serial Mode CLR S1 S0 1 G (Note) 2 G (Note) CK SL SR A/QA H/QH QA’ QH’ Z L H H X X X X X Z Z L L L L X L L X X X L L L L CLR L X L L L X X X L L L L Hold H L L L L X X X QA0 QH0 QA0 QH0 Shift H L H L L X H H QGn H QGn Right H L H L L X L L QGn L QGn Shift H H L L L H X QBn H QBn H Left H H L L L L X QBn L QBn L Load H H H X X X X a h a h Note: When one or both output controls are high, the eight input/output terminals are in the high-impedance state; however sequential or clearing of the register is not affected. Z: High impedance Qn0: The level of Qn before the indicated steady-state input conditions were established. Qnn: The level of Qn before the most recent active transition indicated by ↓ or ↑. a, h: The level of the steady-state inputs A, H, respectively. X: Don’t care. |
Nº de peça semelhante - TC74HC299AF |
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Descrição semelhante - TC74HC299AF |
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