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HD74LS78A Dataheets PDF



Part Number HD74LS78A
Manufacturers Renesas
Logo Renesas
Description Dual J-K Flip-Flops
Datasheet HD74LS78A DatasheetHD74LS78A Datasheet (PDF)

HD74LS78A Dual J-K Flip-Flops (with Preset, Common Clear, and Common Clock) Features • Ordering Information REJ03D0419–0300 Rev.3.00 Jul.22.2005 Part Name Package Type Package Code Package (Previous Code) Abbreviation HD74LS78AFPEL SOP-14 pin (JEITA) PRSP0014DF-B (FP-14DAV) FP Note: Please consult the sales office for the above package availability. Taping Abbreviation (Quantity) EL (2,000 pcs/reel) Pin Arrangement CK 1 1PR 2 1J 3 VCC CLR 4 5 2PR 6 2K 7 K CK J CLR PR QQ K CK J.

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HD74LS78A Dual J-K Flip-Flops (with Preset, Common Clear, and Common Clock) Features • Ordering Information REJ03D0419–0300 Rev.3.00 Jul.22.2005 Part Name Package Type Package Code Package (Previous Code) Abbreviation HD74LS78AFPEL SOP-14 pin (JEITA) PRSP0014DF-B (FP-14DAV) FP Note: Please consult the sales office for the above package availability. Taping Abbreviation (Quantity) EL (2,000 pcs/reel) Pin Arrangement CK 1 1PR 2 1J 3 VCC CLR 4 5 2PR 6 2K 7 K CK J CLR PR QQ K CK J CLR PR QQ 14 1K 13 1Q 12 1Q 11 GND 10 2J 9 2Q 8 2Q (Top view) Function Table Inputs Outputs Preset Clear Clock J K Q Q L H X XX H L H L X XX L H L L X X X H* H* H H ↓ L L Q0 Q0 H H ↓ HL H L H H ↓ LH L H H H ↓ HH Toggle H H H X X Q0 Q0 Notes: H; high level, L; low level, X; irrelevant, ↓; transition from high to low level, Q0; level of Q before the indicated steady-state input conditions were established. Q0; complement of Q0 or level of Q before the indicated.


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