SEARCH
— 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 |
|---|---|---|---|---|---|---|---|
![]() SN74LS157MEL $0.13 | onsemi | MUX 1-ELEMENT BIPOLAR 8-IN | Bulk | - | - | * | - |
![]() SN74LS157ML1 $0.15 | onsemi | MUX, 4-FUNC, 2 LINE INPUT, TTL | Bulk | - | - | * | - |
![]() SN74LS157MR1 $0.09 | onsemi | MULTIPLEXER, LS SERIES TTL | Bulk | - | - | * | - |
![]() SN74LS157N $0.75 | Texas Instruments | IC MULTIPLEXER 4 X 2:1 16DIP | Bulk,Tube | 16-PDIP | Through Hole | 74LS | 0°C ~ 70°C |
![]() SN74LS157NE4 $0.42 | Texas Instruments | QUADRUPLE 2-LINE TO 1-LINE DATA | Tube | 16-PDIP | Through Hole | 74LS | 0°C ~ 70°C |
![]() SN74LS157NG4 $0.26 | Texas Instruments | IC MULTIPLEXER 4 X 2:1 16DIP | Tube | 16-PDIP | Through Hole | 74LS | 0°C ~ 70°C |
![]() SN74LS157NS $0.29 | Texas Instruments | IC QUAD 2-1 SEL/MUX 16SO | Bulk | 16-SO | Surface Mount | 74LS | 0°C ~ 70°C |
![]() SN74LS157NSR $0.72 | Texas Instruments | IC MULTIPLEXER 4 X 2:1 16SO | Tape & Reel (TR),Cut Tape (CT) | 16-SO | Surface Mount | 74LS | 0°C ~ 70°C |

Select MOV varistors by continuous voltage, clamping behavior, surge waveform and repetition. Check thermal disconnection, fuse coordination and replacements.
Read More
An RF IC, or radio-frequency integrated circuit, is a chip that processes wireless signals between the antenna and the baseband processor. Instead of building…
Read More
Learn how a TRIAC switches AC loads. Understand triggering, latching, holding current, phase control and thermal limits before choosing a component.
Read More
Recently, the global electronic components market has been constantly evolving, and different regions and enterprises have witnessed new moves in aspects such as technological…
Read More
Geneva, Switzerland – August 20, 2026 – Global leading semiconductor manufacturer STMicroelectronics (ST) has officially issued a new global price adjustment notice to global…
Read More
Select a common mode choke using noise frequency, current, insulation and signal integrity. Understand impedance curves, layout and filter limitations.
Read More
Samsung Electronics, the world’s largest memory chip manufacturer, has officially confirmed the end-of-life (EOL) for its LPDDR4 and LPDDR4X low-power DRAM products, marking a…
Read More
Munich, Germany – May 26, 2026 – Power semiconductor and automotive chip giant Infineon Technologies AG has formally notified customers worldwide of a second…
Read More
WILMINGTON, Mass. – August 11, 2026 — Analog Devices, Inc. (NASDAQ: ADI), the global leading supplier of high-performance analog, mixed-signal and digital signal processing…
Read More
Learn how optical sensing works, compare detection methods, and select sensors by target surface, ambient light, response time and electrical interface.
Read More
Over the past week, the global electronic components sector has witnessed dual transformations in policy and technology: Coupled with mounting pressure from a worsening…
Read MoreWilmington, Mass. & Milpitas, Calif. – May 19, 2026 – Analog Devices, Inc. (NASDAQ: ADI), a global leader in high-performance analog and mixed-signal semiconductors,…
Read More