Logic & signals

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Active band-pass filterBPF · Schematic Active high-pass filterHPF · Schematic Active low-pass filterLPF · Schematic Active notch filterNOTCH · Schematic Analogue bilateral switchA-SW · Schematic Analogue multiplexerA-MUX · Schematic Analogue multiplierMULT · Schematic Analogue-to-digital converterADC · Schematic AND gateAND · Schematic ANSI AND-OR-invert gateAOI · Schematic ANSI cross-coupled NAND latchS̄R̄ · Schematic ANSI cross-coupled NOR latchSR · Schematic ANSI four-input NAND gateNAND4 · Schematic ANSI inhibit gate (AND with one negated input)INH · Schematic ANSI NAND gate drawn as negative-input ORNAND · Schematic ANSI NOR gate drawn as negative-input ANDNOR · Schematic ANSI open-collector inverterOC-NOT · Schematic ANSI operational amplifier (triangle form)OA · Schematic ANSI Schmitt-trigger NAND gateNAND-ST · Schematic ANSI three-input AND gateAND3 · Schematic ANSI three-input NOR gateNOR3 · Schematic ANSI three-input OR gateOR3 · Schematic ANSI three-state inverter with active-low enableOE · Schematic ANSI wired-AND connectionWIRED-AND · Schematic Binary decoder / demultiplexerDEC · Schematic Binary full adderADD · Schematic Clock generatorCLK-GEN · Schematic Current-sense amplifierCSA · Schematic Decoded decade counterDECADE · Schematic Difference amplifierDIFF-AMP · Schematic Digital magnitude comparatorMAG-COMP · Schematic Digital multiplexerMUX · Schematic Digital-to-analogue converterDAC · Schematic Exclusive-NOR gateXNOR · Schematic Exclusive-OR gateXOR · Schematic Fully differential amplifierFDA · Schematic IEC adder (Σ)Σ · Schematic IEC address dependency (A)Am · Schematic IEC analogue multiplier elementΠ · Schematic IEC AND dependency (G)Gm · Schematic IEC AND gate (rectangular form)& · Schematic IEC AND-OR-invert elementAOI · Schematic IEC arithmetic logic unit (ALU)ALU · Schematic IEC astable elementG · Schematic IEC BCD-to-seven-segment decoderBCD/7SEG · Schematic IEC bidirectional (universal) shift registerSRG4 · Schematic IEC binary decoder (X/Y coder)BIN/OCT · Schematic IEC buffer element (rectangular form)1 · Schematic IEC clocked SR flip-flop1S 1R · Schematic IEC common-control blockCCB · Schematic IEC common-output elementCOE · Schematic IEC control dependency (C)Cm · Schematic IEC D flip-flop (rectangular form)1D · Schematic IEC decade counter (CTR DIV10)CTR DIV10 · Schematic IEC differentiator element (d/dt)d/dt · Schematic IEC dynamic input (edge-triggered)DYN · Schematic IEC dynamic input with negation (falling edge)DYN-NEG · Schematic IEC enable input (EN)EN · Schematic IEC even-parity element2k · Schematic IEC exclusive-NOR gate (rectangular form)=1 · Schematic IEC exclusive-OR gate (rectangular form)=1 · Schematic IEC first-in first-out memory (FIFO)FIFO · Schematic IEC general code converter (X/Y)X/Y · Schematic IEC hysteresis (bi-threshold) qualifierHYST · Schematic IEC integrator element (∫)∫ · Schematic IEC interconnection dependency (Z)Zm · Schematic IEC JK flip-flop (rectangular form)1J 1K · Schematic IEC logic identity element= · Schematic IEC logic negation at inputNEG-IN · Schematic IEC logic negation at outputNEG-OUT · Schematic IEC look-ahead carry generator (CPG)CPG · Schematic IEC magnitude comparator (COMP)COMP · Schematic IEC mode dependency (M)Mm · Schematic IEC multiplexer (MUX)MUX · Schematic IEC NAND gate (rectangular form)& · Schematic IEC negate dependency (N)Nm · Schematic IEC non-retriggerable monostable1⊓ · Schematic IEC NOR gate (rectangular form)≥1 · Schematic IEC NOT element (rectangular form)1 · Schematic IEC odd-parity element2k+1 · Schematic IEC open-circuit output, H-type (open emitter)OC-H · Schematic IEC open-circuit output, L-type (open collector)OC-L · Schematic IEC open-collector buffer (rectangular form)1 · Schematic IEC operational amplifier (rectangular form)▷∞ · Schematic IEC OR dependency (V)Vm · Schematic IEC OR gate (rectangular form)≥1 · Schematic IEC polarity indicator at input (active-low input)POL-IN · Schematic IEC polarity indicator at output (active-low output)POL-OUT · Schematic IEC postponed output qualifierPOSTPONED · Schematic IEC priority encoder (HPRI/BIN)HPRI/BIN · Schematic IEC pulse-triggered (master-slave) JK flip-flop1J 1K · Schematic IEC random-access memory (RAM)RAM · Schematic IEC read-only memory (ROM)ROM · Schematic IEC retriggerable monostable⊓ · Schematic IEC ripple counter (RCTRm)RCTR · Schematic IEC sample-and-hold elementS/H · Schematic IEC Schmitt-trigger buffer (rectangular form)1 · Schematic IEC Schmitt-trigger inverter (rectangular form)1 · Schematic IEC set and reset dependency (S, R)Sm/Rm · Schematic IEC shift register (SRGm)SRG8 · Schematic