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| PartNumber | MM74HC245AWMX | MM74HC251M | MM74HC251MTC |
| Description | Bus Transceivers Octal 3-STATE Trans | Encoders, Decoders, Multiplexers & Demultiplexers 8-Chan 3-STATE Multi | Encoders, Decoders, Multiplexers & Demultiplexers 8-Chan 3-STATE Multi |
| Manufacturer | ON Semiconductor | ON Semiconductor | ON Semiconductor |
| Product Category | Bus Transceivers | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers |
| RoHS | Y | Y | Y |
| Logic Family | 74HC | 74HC | 74HC |
| Input Level | CMOS | - | - |
| Output Level | CMOS | - | - |
| Output Type | 3-State | - | - |
| High Level Output Current | - 7.8 mA | - 5.2 mA | - 5.2 mA |
| Low Level Output Current | 7.8 mA | 5.2 mA | 5.2 mA |
| Propagation Delay Time | 96 ns | 195 ns at 2 V, 39 ns at 4.5 V, 33 ns at 6 V | 195 ns at 2 V, 39 ns at 4.5 V, 33 ns at 6 V |
| Supply Voltage Max | 6 V | 6 V | 6 V |
| Supply Voltage Min | 2 V | 2 V | 2 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Package / Case | SOIC-20 | SOIC-16 | TSSOP-16 |
| Packaging | Reel | Tube | Tube |
| Function | Octal 3-STATE Trans | Multiplexer | Multiplexer |
| Height | 2.35 mm | 1.5 mm | 0.9 mm |
| Length | 13 mm | 10 mm | 5 mm |
| Number of Circuits | 8 | Single | Single |
| Product | CMOS | Decoders, Encoders, Multiplexers & Demultiplexers | Decoders, Encoders, Multiplexers & Demultiplexers |
| Series | MM74HC245A | - | - |
| Technology | CMOS | CMOS | CMOS |
| Width | 7.6 mm | 4 mm | 4.4 mm |
| Brand | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Number of Channels | 8 | - | - |
| Supply Current Max | 8 uA | - | - |
| Operating Supply Voltage | 2 V to 6 V | 2 V to 6 V | 2 V to 6 V |
| Pd Power Dissipation | 500 mW (1/2 W) | 600 mW | 600 mW |
| Polarity | Non-Inverting | - | - |
| Product Type | Bus Transceivers | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers |
| Factory Pack Quantity | 1000 | 48 | 94 |
| Subcategory | Logic ICs | Logic ICs | Logic ICs |
| Part # Aliases | MM74HC245AWMX_NL | MM74HC251M_NL | - |
| Unit Weight | 0.028254 oz | 0.008536 oz | 0.006102 oz |
| Number of Input Lines | - | 3 Input | 3 Input |
| Number of Output Lines | - | 3 Output | 3 Output |
| Input Voltage | - | - 1.5 V to + 1.5 V | - 1.5 V to + 1.5 V |
| Output Current | - | +/- 25 mA | +/- 25 mA |
| Output Voltage | - | - 0.5 V to + 0.5 V | - 0.5 V to + 0.5 V |
| Logic Type | - | Multiplexer | Multiplexer |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
ON Semiconductor / Fairchild |
MM74HC245AWMX | Bus Transceivers Octal 3-STATE Trans | |
| MM74HC273MTC | Flip Flops Oct D-Type Flip-Flop | ||
| MM74HC251M | Encoders, Decoders, Multiplexers & Demultiplexers 8-Chan 3-STATE Multi | ||
| MM74HC259M | Latches 8-Bit Latch/Decoder | ||
| MM74HC259SJX | Latches 8Bit 3-to-8 Line Dec addressable Latch | ||
| MM74HC251MTC | Encoders, Decoders, Multiplexers & Demultiplexers 8-Chan 3-STATE Multi | ||
| MM74HC251SJX | Encoders, Decoders, Multiplexers & Demultiplexers 3 State Multiplexer 8Channel | ||
| MM74HC259N | Latches 8-Bit Latch/Decoder | ||
| MM74HC251MTCX | Encoders, Decoders, Multiplexers & Demultiplexers 8-Chan 3-STATE Multi | ||
| MM74HC259MX | Latches 8-Bit Latch/Decoder | ||
| MM74HC251N | Encoders, Decoders, Multiplexers & Demultiplexers 8-Chan 3-STATE Multi | ||
| MM74HC259SJ | Latches 8-Bit Latch/Decoder | ||
| MM74HC245AWM_Q | Bus Transceivers Octal 3-STATE Trans | ||
| MM74HC245AWMX_NL | New and Original | ||
| MM74HC245N | Bus Transceiver, Single, 8 Bit, 20 Pin, Plastic, DIP | ||
| MM74HC245SJX | New and Original | ||
| MM74HC245SJX(LF) | New and Original | ||
| MM74HC245WM | New and Original | ||
| MM74HC247N | New and Original | ||
| MM74HC257MTCX | New and Original | ||
| MM74HC257MX | New and Original | ||
| MM74HC259M , HT7044A | New and Original | ||
| MM74HC259MX SOP3.9 | New and Original | ||
| MM74HC259MX_NL | New and Original | ||
| MM74HC259M_NL | New and Original | ||
| MM74HC259N-MC74HC259N | New and Original | ||
| MM74HC273 | New and Original | ||
| MM74HC245AWMX-CUT TAPE | New and Original | ||
| MM74HC273MTCX-CUT TAPE | New and Original | ||
ON Semiconductor |
MM74HC251M | MULTIPLEXER 8-CH 3-STATE 16-SOIC | |
| MM74HC251MTC | MULTIPLEXER 8-CH 3-STATE 16TSSOP | ||
| MM74HC251MTCX | MULTIPLEXER 8-CH 3-STATE 16TSSOP | ||
| MM74HC251MX | MULTIPLEXER 8CH 3STATE 16SOIC | ||
| MM74HC251N | IC MULTIPLEXER 3ST 8INPUT 16-DIP | ||
| MM74HC259M | IC LATCH ADDRESS 8BIT 16-SOIC | ||
| MM74HC259MTC | IC DCDR/3:8L LATCH 8BIT 16-TSSOP | ||
| MM74HC259MTCX | IC DCDR/3:8L LATCH 8BIT 16-TSSOP | ||
| MM74HC259MX | IC DCDR/3:8L LATCH 8BIT 16-SOIC | ||
| MM74HC259N | IC LATCH ADDRESS 8BIT 16-DIP | ||
| MM74HC259SJ | IC DCDR/3:8L LATCH 8BIT 16-SOP | ||
| MM74HC251SJ | MULTIPLEXER 8-CH 3-STATE 16-SOP | ||
| MM74HC251SJX | MULTIPLEXER 8-CH 3-STATE 16-SOP | ||
| MM74HC259SJX | IC DCDR/3:8L LATCH 8BIT 16-SOP | ||
| MM74HC245AWMX | Bus Transceivers Octal 3-STATE Trans | ||
| MM74HC273MTC | Flip Flops Oct D-Type Flip-Flop | ||
| MM74HC273MTCX | IC FF D-TYPE SNGL 8BIT 20TSSOP | ||
| MM74HC253N | Multiplexer, HC/UH Series, 2-Func, 4 Line Input, 1 Line Output, True Output, CMOS, PDIP16 | ||
| MM74HC257J | Multiplexer, HC/UH Series, 4-Func, 2 Line Input, 1 Line Output, True Output, CMOS, CDIP16 | ||
| MM74HC257M | Multiplexer, HC/UH Series, 4-Func, 2 Line Input, 1 Line Output, True Output, CMOS, PDSO16 | ||
| MM74HC257N | Multiplexer, HC/UH Series, 4-Func, 2 Line Input, 1 Line Output, True Output, CMOS, PDIP16 |