An insect repellent or a mosquito repellent is a simple electronic circuit that repels small insects such as mosquitoes & flies on the principle that insects can be repelled by exposing them to sound frequencies … Read more
Syed Saad Hasan
The 74LS191 is a synchronous, reversible up/down counter having an inherent complexity of 58 equivalent gates. The 74LS191 is a 4-bit binary counter and the 74LS190 is a BCD counter. Synchronous operation is provided by having … Read more
74LS191 Synchronous 4-Bit Up/Down Counter IC With Mode Control
The 74LS190 is a part of the 74XXYY IC series. The SN54/74LS190 is a synchronous UP/DOWN BCD Decade (8421) Counter, having an inherent complexity of 58 congruent gates. The operating modes of the 74LS190 decade … Read more
74LS190 Pre settable BCD/Decade Up/Down Counter IC | Datasheet
What is a PWM DC Motor Controller? Directional & speed control (RPM) for AC/DC Motors can be achieved through various methods. It is essential to be able to control the speed & direction of DC … Read more
PWM DC Motor Controller using NE555 Timer IC | Electronics Project
Venturing within the realm of electronics, most hobbyists stumble upon the most intriguing & intricate way of designing electronic circuits known as PCBs or printed circuit boards. PCBs offer a wonderful possibility of designing a … Read more
Why More and More Customers Choose JLCPCB PCBA one-stop service?
A DRC (Design Rule Checking) ensures that the submitted design complies with its published standard. Ensuring that the PCB will be fabricated conforming to a certain standard or spec. If there are any mismatches, the … Read more
Reducing PCB Prototype Failure Using DRC | Guide For Beginners
The term array is used interchangeably in the PCB design industry. Essentially, it means a block containing a grid of similar elements. PCB Fab houses generally use printed circuit board arrays in order to mass … Read more
Printed Circuit Board Arrays | A Complete Guide For Beginners
The 74F657 is an octal transceiver featuring non–inverting buffers with 3–state outputs and an 8–bit parity generator/checker, and is intended for bus-oriented applications. The buffers have a guaranteed current sinking capability of 24mA at the … Read more
74F657 Octal Transceiver With Parity Generator & 3-State Outputs
The 74LS795 IC is a part of the 74XXYY IC series. The 74LS795 is a Buffer IC that is specifically designed to improve both the performance & density of 3-State memory address driver, clock drivers … Read more
74LS795 8-Bit Tri-State Octal Buffer IC | Datasheet
Proper cleaning and maintenance of your PCB board is integral for maintaining its operational health. Neglecting or prolonging cleaning of your PCB boards may result in dust and grime getting in between the pads and … Read more
PCB Cleaning 101 | Top Methods to Keep Your PCB Spotless
Maintaining a certain caliber of floor conditions is critical in SMT PCB fabrication. The process of SMT manufacturing can be affected by the slightest changes in the environmental factors surrounding it. Big name SMT manufacturers … Read more
Key Environmental Factors To Manage During SMT Manufacturing
The 74F543 is a part of the high speed 74F family. 74F543 octal registered transceiver contains two sets of D-type latches for the temporary storage of data flowing in either direction. Separate Latch Enable and … Read more
74F543 Octal Registered Transceiver IC With 3-State Outputs | Datasheet
The 74F534 IC is a high speed, low-power octal D-type flip-flop featuring separate D-type inputs for each flip-flop and 3-STATE outputs for bus-oriented applications. A buffered Clock (CP) and Output Enable (OE) are common to … Read more
74F534 8-Bit Octal D-Type Flip-Flop IC with 3-State Outputs | Datasheet
The 74LS540 IC is a part of the 74XXYY IC series. 74LS540 is 8-bit octal buffers and line drivers with the same functions as the LS240 and LS241 ICs. The IC is designed to be … Read more
74LS540 Octal Buffers and Line Drivers with 3-State Outputs | Datasheet
The 74F538 IC is a part of the high speed 74F IC family. The 74F538 IC is a 1-of-8 decoder/demultiplexer that accepts three address (A0 – A2) input signals and decodes them to select one … Read more
74F538 1-of-8 Decoder/Demultiplexer IC with 3-State Outputs | Datasheet
The 74F544 Octal Registered Transceiver features two sets of D-Type latches for the temporary storage of data flowing in either direction. Separate Latch Enable (LEAB’, LEBA’) and Enable (OEAB’, OEBA’) inputs are provided for each … Read more