The 40 Pin ZIF Dip IC test board socket are commonly used on programming units and IC testers, transistors. It is easy to remove and to program ICs with great pin contact with a lever. It is also known as IC sockets.

The 28 Pin ZIF Dip IC test board socket are commonly used on programming units and IC testers, transistors. It is easy to remove and to program ICs with great pin contact with a lever. It is also known as IC sockets.

The Lm339 operates a wide range of voltage from a single power supply. It has four voltage comparators.  The ESD clamps on the input increase reliability without affecting device operation. It is used in level detection, low level sensing and many more.

 The LM 393 has two independent precision voltage comparators. This IC is designed in such way that over a wide range of voltages can be operated by single power source. The output voltage is compatible with DTL, ECL, TTL, MOS and CMOS logic levels. It is mostly used in chemical or gas sensor, desktop pc, weight scale and many more.

The ULN2003 is Darlington transistor array with a high voltage and high current. For switching the loads connected to the output it has seven NPN Darlington connected transistors with common clamp diodes. The input is compatible with various types of logic. Its application are relay drivers, hammer drivers, lamp drivers, logic buffers and many more. 

 The ULN2803 is Darlington transistor array with a high voltage and high current. For switching the loads connected to the output it has eight NPN Darlington connected transistors with common clamp diodes. The input is compatible with various types of logic. It is also compatible with ULN2800A series. Its application are relay drivers, hammer drivers, lamp drivers, logic buffers and many more.

BT136 600E is used in AC switching and control applications with current ratings from under 1A to 40A rms.The  switch for alternating current circuit  is convenient due to the TRIAC.. It has features like capability of high blocking voltage, direct triggering from low power drivers and logic ics, lowest Emi at commutation and many more. It is used in general purpose motor control, switching and many more.

The LM358 is a low power 8-pin integrated circuit dual operational amplifier used in detector circuits. It can be used as transducer amplifier, DC gain block etc. This ic eliminates the need for a dual supplies. It is compatible with all form of logic. For battery operation the power drain is suitable.

 The MAX7219 Chip is a serial input/output common-cathode display drivers used to control a large array of LEDs. It has features like 10MHz serial interface. Individual LED segment control, digital and analog brightness control. It has low power shutdown of 150µA. It can microprocessors to 7-segment numeric LED displays of up to 8 digits, bar-graph displays, or 64 individual LEDs

The DS1307 chip is used in real time clock. The data and address are transferred serially through a 2 wire, bi-directional bus. It is a full binary coded decimal clock /calendar with 56 bytes of NV SRAM. It provides information of seconds, minutes, hours, day, date, month, and year. It has automatic fail detect and switch circuitry features.

 The DS1302 IC is a trickle charge timekeeping chip. It has 31 bytes of static Ram with a real time clock/calendar feature. The real clock/calendar provides information of seconds, minutes, hours, day, date, month, and year. It has simple serial port interface for connecting to the most of the microcontrollers. The battery backup run times is extended due to the low power operation. 

 The 74HC595 IC has 8 bit serial input with 8 bit serial or parallel output. IT ha storage register with 3 state outputs. It is used in serial to parallel data conversion, remote control holding register, network switches, led display and many more. The shift register clock and the storage register clock are positive edge triggered. The shift register is always one clock pulse ahead of the storage register is both the clock are connected together.