SN74HC595D

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SN74HC595D

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IC 8-BIT SHIFT REGISTER 16-SOIC

  • ManufacturerTexas Instruments

  • Mfr. Part #SN74HC595D

  • Package SOIC-Narrow-16

  • In Stock7193

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Specifications

Attribute Value
Package Bulk,Tube
Series 74HC
ProductStatus Active
LogicType Shift Register
OutputType Tri-State
NumberofElements 1
NumberofBitsperElement 8
Function Serial to Parallel, Serial
Voltage-Supply 2V ~ 6V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 16-SOIC (0.154, 3.90mm Width)

Overview

Description

The SN74HC595D is an 8-bit shift register with a storage register and tri-state outputs, popular in digital electronics for its ability to expand the number of outputs from a microcontroller. It operates on CMOS technology, offering high speed and low power consumption.
Key features include:
1. 8-bit Serial-In, Parallel-Out Shift Register: Allows serial input to be converted to parallel output.
2. 8-bit Storage Register: Holds the data for output.
3. Tri-State Outputs: Enables multiple devices to connect to a single bus without interference.
4. Latch Functionality: The storage register can latch data independently of the input clock, maintaining output state.
5. Wide Supply Range: Operates from 2V to 6V, suitable for a variety of applications.
6. High-Speed Operation: Can handle input frequencies up to 6MHz.
Applications of the SN74HC595D include driving LED displays, expanding microcontroller outputs, and creating cascading registers for larger data buses. Its compact SOP-16 package makes it suitable for space-constrained designs.

Equivalent

The SN74HC595D is an 8-bit serial-in, parallel-out shift register with a storage register and 3-state outputs. Equivalent products include:
1. 74HC595 from NXP
2. MM74HC595 from ON Semiconductor
3. CD74HC595 from Texas Instruments
4. MC74HC595 from STMicroelectronics
These chips offer similar functionality and are commonly used in projects requiring multiple outputs controlled by a few input lines. Always verify specifications to ensure compatibility with your application.

Features

The SN74HC595D is an 8-bit shift register with a serial input and a parallel output. It is commonly used for expanding the number of output pins in microcontrollers. Key features include:
1. Logic Family: High-speed CMOS (HC).
2. Supply Voltage: Operates between 2V to 6V.
3. Low Power Consumption: Utilizes CMOS technology for efficiency.
4. Serial Data Input: Allows serial shifting of data into the register.
5. Parallel Data Output: Provides 8 parallel outputs for interfacing.
6. Output Enable Control: Facilitates control over the outputs.
7. 3-State Output: Outputs can be set to high, low, or high-impedance states.
8. Clock Input: For synchronous data shifting.
9. Latch Enable: Allows data to be transferred to output storage register.
10. Daisy-Chaining Capability: Multiple devices can be cascaded for additional outputs.
11. Operating Temperature Range: -40°C to 85°C, suitable for industrial applications.
These features make the SN74HC595D suitable for applications requiring control of multiple outputs with limited GPIO pins.

Pinout

The SN74HC595D is a 16-pin shift register IC commonly used for expanding the number of output pins in microcontroller projects. It features an 8-bit serial-in, serial or parallel-out shift register with a storage register and 3-state outputs.
Here’s a concise overview of its pins and functions:
1. Q1-Q7 (Pins 1-7): Outputs from the shift register.
2. GND (Pin 8): Ground reference.
3. Q7’ (Pin 9): Serial data output for cascading multiple ICs.
4. MR (Pin 10): Master reset; active LOW.
5. SH_CP (Pin 11): Shift register clock input.
6. ST_CP (Pin 12): Storage register clock input (latch pin).
7. OE (Pin 13): Output enable; active LOW.
8. D-SER (Pin 14): Serial data input.
9. VCC (Pin 16): Supply voltage.
Pin 15 is Q0, the first output of the shift register. The SN74HC595D allows you to control multiple outputs with just a few microcontroller pins, making it ideal for applications like LED displays, where numerous outputs are needed.

Manufacturer

The SN74HC595D is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components. It is known for its innovation in the design and production of analog and embedded processing chips. TI's products are used in various applications, including industrial, automotive, personal electronics, and communications equipment. The company is headquartered in Dallas, Texas, and operates globally, providing solutions that facilitate advancements in technology across different sectors.

Application

The SN74HC595D is a serial-in, parallel-out shift register commonly used in applications requiring multiple digital outputs from a few microcontroller pins. Key application areas include LED displays and matrix controls, where it manages multiple LEDs with minimal I/O pin usage. It is also used in expanding I/O ports for microcontrollers, driving seven-segment displays, and in any application requiring the control of multiple devices like relays, buzzers, or other digital signals in parallel. This chip is valued for its efficiency in reducing the number of GPIO pins required while maintaining precise control over multiple outputs in embedded systems and digital electronics projects.

Package

The SN74HC595D is an 8-bit shift register with a 3-state output register. The "D" in its part number indicates it comes in a small-outline integrated circuit (SOIC) package. This package type is compact, suitable for surface-mount technology, making it ideal for use in modern electronic circuit applications.

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