SN74HC595DR

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SN74HC595DR

+BOM

IC 8BIT SHIFT REG 3ST-OUT 16SOIC

  • ManufacturerTexas Instruments

  • Mfr. Part #SN74HC595DR

  • Package SOIC (D)-16

  • In Stock4897

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Specifications

Attribute Value
Package Tape & Reel (TR),Cut Tape (CT),Bulk
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 SN74HC595DR is a high-speed CMOS shift register with an 8-bit serial-in, parallel-out capability. It features a storage register and a 3-state output register, which allows for effective data storage and output control. This device is commonly used in microcontroller projects to extend the number of output pins.
Key features include:
- 8-bit Serial-In, Parallel-Out Shift Register: Allows serial data input and parallel data output.
- Storage Register with 3-State Outputs: Facilitates easy data management and interfacing.
- Supports Cascading: Multiple SN74HC595DR chips can be linked together to increase the number of output pins.
- High-Speed Operation: Operates at relatively high speeds, which is ideal for various digital applications.
- Wide Voltage Range: Compatible with 2V to 6V systems, making it versatile for different power supply configurations.
Applications include LED displays, data buses, and other digital signal applications where increased output connectivity is needed. Its compact design in SOIC packaging makes it suitable for space-constrained projects.

Equivalent

The SN74HC595DR is an 8-bit serial-in, parallel-out shift register with a storage register and tri-state outputs. Equivalent products include:
1. 74HC595 by NXP
2. MC74HC595 by ON Semiconductor
3. TC74HC595 by Toshiba
4. CD74HC595 by Texas Instruments (variation)
5. HEF4094 by Nexperia (similar functionality)
These alternatives offer comparable functionality and are suitable for similar applications in digital circuit designs. Always check the datasheets for compatibility and specific requirements.

Features

The SN74HC595DR is an 8-bit shift register with a storage register and three-state outputs. Key features include:
1. 8-bit Serial-In, Parallel-Out Shift Register: It allows serial data input and parallel data output.
2. Storage Register: Data in the shift register can be latched or stored, allowing for independent clocking of shift and storage registers.
3. Three-State Outputs: This feature enables multiple devices to share the same data lines without conflicts.
4. High-Speed Operation: It operates with a clock frequency typically up to 6 MHz.
5. Wide Operating Voltage Range: From 2V to 6V, making it suitable for both 3.3V and 5V logic levels.
6. Low Power Consumption: The CMOS technology ensures minimal power usage.
7. Latch and Shift Functionality: Separate clocks for the shift and storage registers provide flexible data handling.
8. Compact Package: Available in SOIC (Small Outline Integrated Circuit) package, ideal for space-constrained applications.
These features make the SN74HC595DR suitable for applications requiring efficient data handling, such as LED displays and data transfer in microcontroller systems.

Pinout

The SN74HC595DR is a 16-pin Shift Register IC, commonly used in microcontroller projects for expanding output capabilities. It operates as an 8-bit serial-in, serial or parallel-out shift register with a storage register. The pin functions are as follows:
1. Q1-Q7 (Pins 1-7): Parallel output pins for the stored data.
2. Q7' (Pin 9): Serial data output for cascading multiple devices.
3. MR (Pin 10): Master Reset, active-low, which clears the shift register.
4. SH_CP (Pin 11): Shift register clock input, triggers the data shift on the rising edge.
5. ST_CP (Pin 12): Storage register clock input, moves data from the shift register to storage on the rising edge.
6. OE (Pin 13): Output Enable, active-low, enables outputs Q0-Q7.
7. DS (Pin 14): Serial data input.
8. VCC (Pin 16): Supply voltage.
9. GND (Pin 8): Ground.
The SN74HC595DR is typically used to drive LEDs, control signals, or other devices where multiple outputs are needed but IO pins are limited.

Manufacturer

The SN74HC595DR is manufactured by Texas Instruments Incorporated. Texas Instruments, commonly known as TI, is an American technology company headquartered in Dallas, Texas. It is one of the largest producers of semiconductors globally and specializes in the design and manufacture of analog and embedded processing chips. TI's products are used in a wide range of applications and industries, including consumer electronics, automotive, industrial, and communications equipment. The company is well-regarded for its innovation in the semiconductor industry and has a significant presence in the production of microcontrollers, digital signal processors, and other integrated circuits.

Application

The SN74HC595DR is a serial-in, parallel-out shift register commonly used in applications requiring efficient use of microcontroller I/O pins. Key areas include LED matrix control, where it drives multiple LEDs with minimal pins; display multiplexing for controlling 7-segment or LCD displays; and expanding GPIO capabilities in embedded systems by adding more output pins. It is also used in data storage and transfer applications, such as converting serial data to parallel data lines. Additionally, it finds use in relay control and motor driver circuits, where precise control of multiple outputs is needed. Its versatility makes it ideal for educational kits and prototyping in electronics projects.

Package

The SN74HC595DR is a shift register IC that comes in SOIC-16 (Small Outline Integrated Circuit) package type, which is a surface-mount package.

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