• Controller Family/Series: AVR MEGA
• Core Size: 8-bit for efficient processing
• I/O Pins: 23 pins for versatile interfacing

The 74LS157 is a high-speed Quad 2-Input Multiplexer IC, designed for use in data selection and signal routing in digital circuits. Each IC contains four independent 2-to-1 multiplexers, allowing the selection of one of two data inputs per channel. This versatile multiplexer supports a single supply voltage, making it ideal for various logic and switching applications. The device is available in a DIP16 package, ensuring compatibility with standard through-hole mounting designs.

TDA7388 IC Power Amplifier Chip - 4x45W Class-AB

Enhance your audio projects with the TDA7388 IC Power Amplifier Chip. This high-output Class-AB amplifier delivers up to 4x45W of power, ensuring low distortion and minimal noise for superior sound quality.

• Package: Flexiwatt25/ZIP25
• Power: 4W
• Working Current: 350mA
• Working Voltage: 18V
• Type: Class-AB
• Installation: SMD/SMT
• Packing: Tube
• DB: 26 dB
• Power Dissipation: 80W

Features:

• High output power capability: 4 x 45W / 4 ohm max, 4 x 26W / 4 ohm @ 14.4V, 1kHz, 10%
• Low distortion
• Low output noise
• Standby function
• Mute function
• Auto mute at minimum supply voltage detection
• Weight: 7.1g

Package Includes: 1x TDA7388 IC Power Amplifier Chip

• Single-supply operation: 2.7V to 5.5V
• Rail-to-rail output
• Input range includes ground
• Gain bandwidth product: 2.8 MHz (typical)

• Logic Type: Decade Counter
• Direction: Up
• Number of Elements: 1
• Number of Bits per Element: 4

Enhance your digital circuits with the CD4040 12-Bit Binary Counter. Key features include:

• Medium-speed operation with ripple-carry binary counting
• Master-slave flip-flops for reliable counting
• Buffered inputs and outputs for stable performance
• Schmitt trigger action on input-pulse line for unlimited rise and fall times
• Common reset to all zeros state
• Available in various 16-lead packages for versatile applications

Perfect for control counters, timers, frequency dividers, and time-delay circuits.

The Audio Power Amplifier LA4508 is a high-performance dual channel stereo amplifier designed for various audio applications. It features:

• Output Power: 8.5W
• Supply Voltage Range: 9 – 12V
• Output Impedance: 8 Ohm
• Package Type: ZIP-14
• Number of Channels: 2
• 14-pin configuration
• Dimensions: 36.5x14x4.5mm
• Weight: approx. 6.87gm

The LA4440 Stereo Amplifier IC is a versatile component designed for high-quality audio performance in both mono and stereo modes. Key features include:

• Built-in two channels for Mono and Stereo
• Dual mode: 6W x 2 and Bridge mode: 19W
• 46 dB Ripple rejection
• Maximum power handling: 18V, typical: 12V
• Good channel separation and low distortion
• Built-in Audio Muting function and Pin-to-Pin protection
• Surge protection circuitry

The SOLID STATE KBPC3510 Bridge Rectifier Diode offers high performance for power supply circuits. Key features include:

• No. of Phases: Single
• Repetitive Reverse Voltage Vrrm Max: 1kV
• Forward Current If (AV): 35A
• Bridge Rectifier Case Style: Module
• No. of Pins: 4Pins
• Operating Temperature Max: 125°C
• Packaging: Each

The CD4027 Dual JK Master-Slave Flip-Flop is a reliable component for robust logic operations. It offers a wide supply voltage range and high noise immunity. Key features include:

• Wide supply voltage range: 3.0V to 15V
• High noise immunity: 0.45 V_DD (typ.)
• Low power TTL compatibility: Fan out of 2 driving 74L or 1 driving 74LS
• Low power consumption: 50 nW (typ.)
• Medium speed operation: 12 MHz (typ.) with 10V supply
• Thru-Hole Device

The CD4070 is a quad Exclusive-OR (EX-OR) gate integrated circuit (IC) designed for a wide range of digital logic applications. Each IC contains four independent EX-OR gates, making it an essential component for systems requiring logical comparisons, parity checkers, and more. Manufactured by Harris, this IC belongs to the standard 'B' series CMOS family, delivering reliable performance across a variety of voltage levels and environmental conditions.

Discover the ENC28J60 Ethernet Controller, a standalone device from Microchip Technology Inc. designed for seamless Ethernet network interfacing with microcontrollers via SPI. It operates within a voltage range of 3.1V to 3.6V and supports data rates up to 10 Mbit/s, making it ideal for various projects in Bangladesh.

The 6N137 High Speed Optocoupler is a reliable component designed for efficient electrical isolation and high-speed data transmission. With a data rate of 10MBd and a current transfer ratio of 1600%, it ensures robust performance. This optocoupler comes in a PDIP-8 package for through hole mounting.

Key Features:

• Manufacturer: Vishay
• Product Category: Optocouplers
• RoHS Compliant
• Data Rate: 10MBd
• Current Transfer Ratio: 1600%
• Maximum Forward Diode Voltage: 1.7V
• Maximum Reverse Diode Voltage: 5V
• Maximum Power Dissipation: 85mW
• Operating Temperature: -40°C to +100°C
• Package / Case: PDIP-8
• Fall Time: 7ns
• Forward Current: 20mA
• Input Type: AC/DC
• Isolation Voltage: 5300Vrms
• Maximum Continuous Output Current: 50mA
• Minimum Forward Diode Voltage: 1.1V
• Number of Channels: 1
• Output Device: Photo IC
• Rise Time: 23ns

• Output Voltage: Fixed at 3.3V
• Output Current: Capable of supplying 1A
• Low Dropout Voltage: Operates with a dropout voltage as low as 1V
• Line Regulation: 0.2% Max

The Microchip ATmega 88 is a high-performance 8-bit AVR RISC-based microcontroller featuring:

• 8KB ISP flash memory with read-while-write capabilities
• 512B EEPROM and 1KB SRAM
• 23 general-purpose I/O lines and 32 general-purpose working registers
• Three flexible timer/counters with compare modes
• Internal and external interrupts
• Serial programmable USART, byte-oriented 2-wire serial interface, SPI serial port
• 6-channel 10-bit A/D converter (8-channels in TQFP and QFN/MLF packages)
• Programmable watchdog timer with internal oscillator
• Five software-selectable power-saving modes

Operating voltage: 2.7-5.5 volts. Achieves throughputs approaching 1 MIPS per MHz.

The Vishay / Dale WSL3637R0100FEA Power Metal Strip Resistor is designed for high-power applications, offering robust performance and reliability. Key features include:

• Resistance: 0.01 Ohms
• Power Rating: 3 W
• Tolerance: 1%
• Temperature Coefficient: 50 PPM / C
• Operating Temperature Range: -65°C to +170°C
• 4-terminal termination style
• RoHS Compliant