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 |
|---|---|---|---|---|---|---|---|
![]() SN74HC240AN $0.99 | Texas Instruments | IC BUFFER INVERT 6V 20DIP | Tube | 20-PDIP | Through Hole | 74HC | -40°C ~ 85°C (TA) |
| Texas Instruments | PROTOTYPE | Tube | 20-SO | Surface Mount | 74HC | -40°C ~ 85°C (TA) | |
![]() SN74HC240ANSR $0.67 | Texas Instruments | IC BUFFER INVERT 6V 20SO | Tape & Reel (TR),Cut Tape (CT) | 20-SO | Surface Mount | 74HC | -40°C ~ 85°C (TA) |
| Texas Instruments | PROTOTYPE | Bulk | 20-TSSOP | Surface Mount | 74HC | -40°C ~ 85°C (TA) | |
![]() SN74HC240APWR $0.55 | Texas Instruments | IC BUFFER INVERT 6V 20TSSOP | Tape & Reel (TR),Cut Tape (CT),Bulk | 20-TSSOP | Surface Mount | 74HC | -40°C ~ 85°C (TA) |
![]() SN74HC240APWRG4 $0.14 | Texas Instruments | IC BUFFER INVERT 6V 20TSSOP | Tape & Reel (TR) | 20-TSSOP | Surface Mount | 74HC | -40°C ~ 85°C (TA) |
![]() SN74HC240DBR $0.34 | Texas Instruments | IC BUFFER INVERT 6V 20SSOP | Tape & Reel (TR),Cut Tape (CT) | 20-SSOP | Surface Mount | 74HC | -40°C ~ 85°C (TA) |
![]() SN74HC240DGSR $0.48 | Texas Instruments | 8-CH, 2V TO 6V INVERTERS WITH 3- | Tape & Reel (TR),Cut Tape (CT) | 20-VSSOP | Surface Mount | 74HC | -40°C ~ 125°C (TA) |

Choose LED drivers by current, string voltage, dimming and thermal limits. Understand constant-current operation and the checks needed for your load.
Read More
Learn what a shift register does, how bits move and when to use SIPO or PISO devices. Review latch timing, logic levels, output drive…
Read MoreDutch authorities announced on November 7 the lifting of control measures on Nexperia (formerly NXP Semiconductors’ Standard Products division), marking the end of a…
Read More
Selecting the right microcontroller (MCU) isn’t just about specs—it’s about balancing performance, power, cost, and supply chain reliability. As an engineer, you’ve probably faced…
Read MoreMay 8, 2026 – Eindhoven, Netherlands NXP Semiconductors (NXPI), a global leader in automotive and industrial semiconductor solutions, has officially notified its worldwide channel…
Read More
[Shenzhen/Shanghai/Beijing, January 2025] — As global digital transformation accelerates, the electronic components industry has reached a critical inflection point in 2025. Emerging fields such…
Read More
Understand RF attenuator dB values, fixed and programmable types, impedance, power limits and noise tradeoffs before choosing parts for an RF signal path.
Read More
In an era dominated by AI accelerators with terabytes of HBM memory and consumer devices racing toward LPDDR5X bandwidth, it’s easy to wonder: why…
Read More
If you’ve spent any time staring at a schematic, you’ve seen the triangle. Two inputs, one output, and a gain symbol that looks deceptively…
Read More
Learn how CPLDs implement hardware logic, compare them with FPGAs and MCUs, and check timing, I/O voltage, startup behavior and programming requirements.
Read More
Understand tactile switches, PCB and keyboard differences, four-pin wiring, debounce, force, travel and replacement checks for reliable control inputs.
Read More
The global memory market is entering an unprecedented supply-constrained phase as soaring demand from artificial intelligence (AI) infrastructure collides with strategic capacity reallocations by…
Read More