SN74HC595N

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SN74HC595N

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IC 8-BIT SHIFT REGISTER 16-DIP

  • HerstellerTexas Instruments

  • Herstellerteil #SN74HC595N

  • Paket PDIP (N)-16

  • Auf Lager5857

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Spezifikationen

Attribut Wert
Package 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 Through Hole
Package/Case 16-DIP (0.300, 7.62mm)

Übersicht

Description

The SN74HC595N is an 8-bit serial-in, parallel-out shift register with a storage register and 3-state outputs. It is part of the 74HC series and operates within a voltage range of 2V to 6V, making it compatible with TTL and CMOS logic levels. The device is used to expand the number of output pins available from a microcontroller or other digital circuits by using fewer pins.
Key features include:
1. Shift Register: It accepts serial data input and provides parallel output, enabling efficient data handling.
2. Latch Storage: Separate storage register allows the output to be updated independently of the shifting operations.
3. 3-State Output: Outputs can be enabled or disabled, allowing multiple devices to share the same data bus.
4. Cascading Capability: Multiple SN74HC595N chips can be daisy-chained to increase the number of output ports.
Typical applications include LED displays, digital signage, and systems requiring controlled output expansion. Its ease of use and flexibility make it popular in both hobbyist and professional electronics projects.

Equivalent

Equivalent products to the SN74HC595N chip include the CD74HC595, HEF4094B, and the 74LS595. These chips are 8-bit shift registers with output latches, similar to the SN74HC595N, and are commonly used for expanding the number of output pins in microcontroller projects. Always verify pin compatibility and specifications before substituting in a circuit.

Features

The SN74HC595N is an 8-bit shift register with storage register, commonly used for expanding microcontroller I/O. Key features include:
1. 8-bit Serial-In, Parallel-Out Shift Register: Allows serial input to be converted to parallel output.
2. Storage Register: Features a separate storage register to retain data, ensuring outputs are stable even if the shift register is being updated.
3. Tri-State Outputs: Enables easy multiplexing of outputs.
4. High-Speed CMOS Technology: Ensures fast switching with low power consumption.
5. Wide Operating Voltage Range: Operates from 2V to 6V, making it suitable for various applications.
6. High Noise Immunity: Provides reliable operation in noisy environments.
7. Latch Enable (LE) Pin: Allows data to be locked in the output register.
8. Shift Register Clear (SRCLR) Pin: Offers a quick way to clear the shift register contents.
9. Clock Pin (SRCLK): Synchronizes data entry with clock cycles.
10. Compact DIP-16 Package: Facilitates easy integration into projects and prototyping.
These features make it ideal for applications requiring additional parallel outputs, such as LED displays and motor control.

Pinout

The SN74HC595N is a 16-pin shift register IC with the following pin functions:
1. Q1–Q7 (Pins 15, 1–7): Parallel data output pins.
2. Q7' (Pin 9): Serial data output for cascading multiple shift registers.
3. GND (Pin 8): Ground connection.
4. MR (Pin 10): Master reset (active low) to clear the register.
5. SH_CP (Pin 11): Shift register clock input to control data input timing.
6. ST_CP (Pin 12): Storage register clock input to latch data.
7. OE (Pin 13): Output enable (active low) to control output pin status.
8. DS (Pin 14): Serial data input to enter the data into the shift register.
9. VCC (Pin 16): Supply voltage.
The SN74HC595N is often used in applications requiring data storage or transfer, such as expanding microcontroller I/O ports, LED displays, or digital data buses. It can shift data with its serial input and provide data in parallel output form.

Manufacturer

The SN74HC595N is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits, which are used in a broad array of electronic devices. Founded in 1930 and headquartered in Dallas, Texas, TI is known for its innovation in the semiconductor industry, contributing significantly to advances in analog and embedded processing. The company serves a wide range of markets including industrial, automotive, personal electronics, communications equipment, and enterprise systems. TI is recognized for its commitment to technology development and education, as well as for creating a strong ecosystem around its products that includes extensive documentation, support, and development tools.

Application

The SN74HC595N is a shift register commonly used in applications requiring an increase in the number of output pins available to a microcontroller. This includes LED display drivers, where it controls multiple LEDs with minimal microcontroller pin use, and keypads, where it scans multiple rows and columns efficiently. It is also used in data acquisition systems for reading multiple sensors, in motor control for managing multiple actuators, and in any application needing serial-to-parallel data conversion to control multiple devices simultaneously. Its versatility makes it ideal for DIY electronics projects and prototyping.

Package

The SN74HC595N is a digital IC with a 16-pin Dual In-line Package (DIP). It is a shift register used for expanding the number of output pins available on microcontrollers, useful in projects requiring multiple outputs, such as controlling LEDs or other peripheral devices.

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