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— IC芯片 | 连接器 | 传感器 | 被动器件 —

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 |
|---|---|---|---|---|---|---|---|
![]() SN74HC574ANSR $0.65 | Texas Instruments | IC FF D-TYPE SNGL 8BIT 16SO | Tape & Reel (TR),Cut Tape (CT) | 16-SO | Surface Mount | 74HC | -40°C ~ 85°C (TA) |
![]() SN74HC574APWR $0.54 | Texas Instruments | IC FF D-TYPE SNGL 8BIT 20TSSOP | Tape & Reel (TR),Cut Tape (CT) | 20-TSSOP | Surface Mount | 74HC | -40°C ~ 85°C (TA) |
![]() SN74HC574DBR $0.34 | Texas Instruments | IC FF D-TYPE SNGL 8BIT 20SSOP | Tape & Reel (TR),Cut Tape (CT) | 20-SSOP | Surface Mount | 74HC | -40°C ~ 85°C (TA) |
![]() SN74HC574DW $0.94 | Texas Instruments | IC FF D-TYPE SNGL 8BIT 20SOIC | Tube | 20-SOIC | Surface Mount | 74HC | -40°C ~ 85°C (TA) |
| Texas Instruments | IC FF D-TYPE SNGL 8BIT 20SOIC | Tube | 20-SOIC | Surface Mount | 74HC | -40°C ~ 85°C (TA) | |
![]() SN74HC574DWR $0.37 | Texas Instruments | IC FF D-TYPE SNGL 8BIT 20SOIC | Tape & Reel (TR),Cut Tape (CT) | 20-SOIC | Surface Mount | 74HC | -40°C ~ 85°C (TA) |
![]() SN74HC574DWRE4 $0.13 | Texas Instruments | IC FF D-TYPE SNGL 8BIT 20SOIC | Tape & Reel (TR) | 20-SOIC | Surface Mount | 74HC | -40°C ~ 85°C (TA) |
![]() SN74HC574DWRG4 $0.13 | Texas Instruments | IC FF D-TYPE SNGL 8BIT 20SOIC | Tape & Reel (TR) | 20-SOIC | Surface Mount | 74HC | -40°C ~ 85°C (TA) |
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Learn why PTC resistance rises with temperature, how it differs from NTC, and which ratings matter for sensing and protection.
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