Part # 54LS174 datasheet

Part Manufacturer: National Semiconductor

National Semiconductor

Part Description: 54LS174 DM54LS174 54LS175 DM54LS175 Hex Quad D Flip-Flops with Clear

Part Details:

HexQuad 54LS174DM54LS174DM74LS174 June 1989 54LS174 DM54LS174 DM74LS174 D 54LS175 DM54LS175 DM74LS175 Flip-Flops Hex Quad D Flip-Flops with Clear General Description Features These positive-edge-triggered flip-flops utilize TTL circuitry Y LS174 contains six flip-flops with single-rail outputs to implement D-type flip-flop logic All have a direct clear Y LS175 contains four flip-flops with double-rail outputs Y with input and the quad (175) versions feature complementary Buffered clock and direct clear inputs outputs from each flip-flop Y Individual data input to each flip-flop Information at the D inputs meeting the setup time require- Y Applications include ments is transferred to the Q outputs on the positive-going Buffer storage registers Clear edge of the clock pulse Clock triggering occurs at a particu- Shift registers lar voltage level and is not directly related to the transition Pattern generators time of the positive-going pulse When the clock input is at Y Typical clock frequency 40 MHz either the high or low level the D input signal has no effect Y Typical power dissipation per flip-flop 14 mW at the output Y 54LS175DM54LS175DM74LS175 Alternate Military Aerospace device (54LS174 54LS175) is available Contact a National Semiconduc-tor Sales Office Distributor for specifications Connection Diagrams Dual-In-Line Package Dual-In-Line Package TL F 6404 ­ 1 TL F 6404 ­ 2 Order Number 54LS174DMQB 54LS174FMQB Order Number 54LS175DMQB 54LS175FMQB 54LS174LMQB DM54LS174J

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54LS174.pdf Datasheet