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 |
|---|---|---|---|---|---|---|---|
![]() SN74LS541NE4 $0.68 | Texas Instruments | 8-CH, 4.75-V TO 5.25-V BIPOLAR B | Tube | 20-PDIP | Through Hole | 74LS | 0°C ~ 70°C (TA) |
![]() SN74LS541NG4 $0.54 | Texas Instruments | IC BUF NON-INVERT 5.25V 20DIP | Tube | 20-PDIP | Through Hole | 74LS | 0°C ~ 70°C (TA) |
| Texas Instruments | PROTOTYPE | Tube | 20-SO | Surface Mount | 74LS | 0°C ~ 70°C (TA) | |
![]() SN74LS541NSR $1.14 | Texas Instruments | IC BUFFER NON-INVERT 5.25V 20SO | Tape & Reel (TR),Cut Tape (CT) | 20-SO | Surface Mount | 74LS | 0°C ~ 70°C (TA) |
![]() SN74LS541NSRG4 $0.49 | Texas Instruments | IC BUFFER NON-INVERT 5.25V 20SO | Tape & Reel (TR) | 20-SO | Surface Mount | 74LS | 0°C ~ 70°C (TA) |
![]() SN74LS55D $0.37 | Texas Instruments | IC GATE AND/OR INVERT | Bulk | - | - | * | - |
![]() SN74LS590D $11.33 | Texas Instruments | IC BINARY COUNTER 8-BIT 16SOIC | Bulk,Tube | 16-SOIC | Surface Mount | 74LS | 0°C ~ 70°C |
![]() SN74LS590DR $7.01 | Texas Instruments | IC BINARY COUNTER 8-BIT 16SOIC | Tape & Reel (TR),Bulk | 16-SOIC | Surface Mount | 74LS | 0°C ~ 70°C |
The Dutch government’s intervention in the control of Nexperia (Anshi Semiconductor) is triggering a chain reaction of turmoil in the global power semiconductor market.…
Read More
Compare Pt100 and Pt1000 RTDs, two-, three- and four-wire connections, excitation and self-heating. Build an error budget from element to reported temperature.
Read More
Learn how a pressure transducer converts pressure into voltage, current, or digital output, and compare pressure references and key selection specs.
Read More
Geneva, Switzerland – March 25, 2026 – STMicroelectronics N.V. (NYSE: STM), a global semiconductor leader serving customers across the electronics applications spectrum, has announced…
Read More
WILMINGTON, Mass. – July 3, 2026 – Analog Devices, Inc. (ADI), the global leading supplier of high-performance analog, mixed-signal and signal processing semiconductors, has…
Read MoreAs 2025 draws to a close, the global semiconductor industry stands at a crossroads. Intertwined with escalating geopolitical tensions, supply chain disruptions, and groundbreaking…
Read MoreSANTA CLARA, Calif. — Leading semiconductor solution provider Marvell Technology (NASDAQ: MRVL) officially rolled out a selective price adjustment for its core electronic component…
Read More
Select a bridge rectifier by reverse voltage, capacitor charging current, startup surge and cooling. Work through a stated DC voltage and ripple example.
Read More
Understand UART protocol framing, baud rate and electrical interfaces. Learn 8N1 timing, TX/RX wiring, buffering and practical troubleshooting steps.
Read More
Understand phototransistor operation, load-resistor selection, saturation and response time. Compare detector types and prepare component sourcing requirements.
Read More
Understand how oscillators generate timing signals, how they differ from crystals, and which frequency, output and stability specs matter when choosing one.
Read More
Find out when a bare shock switch needs a pull resistor, when an MCU internal pull-up is enough, and why sensor modules and piezo…
Read More