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Logic components operate using two voltage levels. These two levels are referred to as High or Low, On or Off, True or False, or simply 1 or 0. There are many components included in this category, such as Buffers, Drivers, Receivers, Transceivers, Comparators, Counters, Dividers, FIFOs Memory, Flip Flops, Gates, Inverters, Latches, Multivibrators, Parity Generators, Shift Registers, Signal Switches, Multiplexers, Decoders, Translators, Level Shifters, Universal Bus Functions, and More.
| Select products | Mfr | Description | Package | Supplier Device Package | Mounting Type | Series | Operating Temperature |
|---|---|---|---|---|---|---|---|
![]() SN74HCT245PWT $0.95 | Texas Instruments | IC TXRX NON-INVERT 5.5V 20TSSOP | Tape & Reel (TR),Cut Tape (CT),Bulk | 20-TSSOP | Surface Mount | 74HCT | -40°C ~ 85°C (TA) |
![]() SN74HCT257D $0.93 | Texas Instruments | IC MULTIPLEXER 4 X 2:1 16SOIC | Bulk,Tube | 16-SOIC | Surface Mount | 74HCT | -40°C ~ 85°C |
![]() SN74HCT257DR $0.37 | Texas Instruments | IC MULTIPLEXER 4 X 2:1 16SOIC | Tape & Reel (TR),Cut Tape (CT),Bulk | 16-SOIC | Surface Mount | 74HCT | -40°C ~ 85°C |
![]() SN74HCT257DRE4 $0.16 | Texas Instruments | IC MULTIPLEXER 4 X 2:1 16SOIC | Tape & Reel (TR) | 16-SOIC | Surface Mount | 74HCT | -40°C ~ 85°C |
![]() SN74HCT257DT $0.28 | Texas Instruments | IC MULTIPLEXER 4 X 2:1 16SOIC | Tape & Reel (TR),Bulk | 16-SOIC | Surface Mount | 74HCT | -40°C ~ 85°C |
![]() SN74HCT257N $0.63 | Texas Instruments | IC MULTIPLEXER 4 X 2:1 16DIP | Bulk,Tube | 16-PDIP | Through Hole | 74HCT | -40°C ~ 85°C |
| Texas Instruments | IC FF D-TYPE SNGL 8BIT 20DIP | Bulk | 20-PDIP | Through Hole | 74HCT | -40°C ~ 85°C (TA) | |
![]() SN74HCT273ANS $0.22 | Texas Instruments | IC FF D-TYPE SNGL 8BIT 20SO | Bulk | 20-SO | Surface Mount | 74HCT | -40°C ~ 85°C (TA) |

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