74HC595 8 Bit Serial To Parallel Shift Register IC
The 74HC595 8-Bit Shift Register IC is a high-speed CMOS device that converts serial input data into parallel output. It features an 8-bit storage register and a 3-state output register, which allows microcontrollers like Arduino or Raspberry Pi to control multiple outputs using just a few pins.
This IC is commonly used in LED matrix displays, 7-segment displays, motor drivers, and digital interfaces where I/O expansion is needed. Its cascading capability allows multiple ICs to be chained together, further increasing output control capacity.
🔹 Applications
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I/O expansion for Arduino and microcontrollers
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LED matrix and 7-segment display control
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Multiplexing and digital switching
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Driving relays, motors, and actuators
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Signal buffering and storage
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Robotics and automation projects
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DIY electronics and Arduino Boards
🔹 Precautions
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Do not exceed maximum supply voltage (7V max)
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Use current-limiting resistors for LED driving
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Avoid high-frequency noise coupling into clock and latch pins
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Ensure proper grounding to prevent logic errors
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Handle with care to prevent static discharge damage (ESD)
🔹 Technical Specifications
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IC Type: Serial-In Parallel-Out Shift Register
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Logic Family: 74HC
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Package: DIP-16 / SOIC-16
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No. of Outputs: 8
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Supply Voltage (Vcc): 2V – 6V (typical 5V)
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Output Drive Current: ±6 mA per pin
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Max Clock Frequency: 25 MHz at 5V
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Output Type: 3-state (enabled/disabled)
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Cascading: Supported for multiple ICs
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Operating Temperature: –40°C to +85°C
📹 Tutorial Video
Watch 74HC595 Shift Register with Arduino
🔹 Related Categories
🔹 Summary
The 74HC595 Serial-to-Parallel Shift Register IC is an essential component for I/O expansion in Arduino, Raspberry Pi, and microcontroller projects. With 8-bit parallel outputs, cascading support, and tri-state control, it is widely used in LED drivers, display systems, and robotics. A must-have for IC’s and Electronics Components.
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