74VHC595MX

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74VHC595MX

+BOM

SERIAL IN PARALLEL OUT, AHC/VHC

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Specifications

Attribute Value
Package Bulk
Series 74VHC
ProductStatus Active
LogicType Shift Register
OutputType Tri-State
NumberofElements 1
NumberofBitsperElement 8
Function Serial to Parallel, Serial
Voltage-Supply 2V ~ 5.5V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 16-SOIC (0.154, 3.90mm Width)

Overview

Description

The 74VHC595MX is an 8-bit serial-in, parallel-out shift register with a storage register and 3-state outputs. It is commonly used in electronic projects for expanding the number of output pins available on microcontrollers. The device operates with a supply voltage range of 2V to 5.5V, making it compatible with both 3.3V and 5V systems.
Key features include:
1. Serial Input: Data is loaded serially on the rising edge of the clock input (SHCP).
2. Parallel Outputs: The data is outputted in parallel through Q0 to Q7 pins.
3. Storage Register: Contains a separate register that holds the output data stable even when the shift register is loading new data.
4. 3-State Output: Allows multiple devices to share the same output bus.
5. Latch Enable (STCP): Transfers data from the shift register to the storage register.
6. Master Reset (MR): Clears all data from the register when activated.
The 74VHC595MX is utilized in applications like LED displays, data buses, and other digital circuits requiring additional output capabilities.

Equivalent

The 74VHC595MX is a high-speed shift register with a serial-to-parallel converter. Equivalent products include:
1. 74HC595 by NXP, Texas Instruments, or ON Semiconductor
2. SN74HC595 by Texas Instruments
3. M74HC595 by STMicroelectronics
4. CD74HC595 by Texas Instruments
These are similar in function, offering an 8-bit serial-in, parallel-out shift register with output latches. Always check the datasheet for pin compatibility and electrical characteristics before substituting.

Features

The 74VHC595MX is an 8-bit serial-in, parallel-out shift register with a storage register and three-state outputs. It features:
1. High-Speed Operation: Designed for high-speed operation, it can handle fast data transfers.
2. Low Power Consumption: Operates with minimal power, making it suitable for power-sensitive applications.
3. Wide Supply Voltage Range: Supports a broad range of supply voltages from 2V to 5.5V.
4. Serial Input and Parallel Output: Accepts data serially and provides output in parallel, facilitating ease in data handling.
5. Three-State Outputs: Features outputs that can be in one of three states: high, low, or high-impedance, which allows for direct connection to a bus line.
6. Latch Functionality: Includes a storage register latch to hold the output states, even if input data changes.
7. Compact Package: Available in a miniaturized package suitable for space-constrained applications.
These features make the 74VHC595MX ideal for applications needing efficient data storage and transfer, such as LED displays, signal processing, and microcontroller interfacing.

Pinout

The 74VHC595MX is an 8-bit serial-in, serial or parallel-out shift register with output latches. It is commonly used for expanding the GPIO capabilities of microcontrollers. The device operates with a wide supply voltage range and high-speed performance.
It has a 16-pin configuration:
1. Q1-Q7 (Pins 15, 1-7): Parallel output pins for the stored data.
2. Q7' (Pin 9): Serial out pin, used for cascading multiple shift registers.
3. DS (Data Serial) (Pin 14): Serial data input.
4. OE (Output Enable) (Pin 13): Enables or disables the outputs.
5. MR (Master Reset) (Pin 10): Clears the shift register to all zeros when low.
6. STCP (Storage Register Clock) (Pin 12): Transfers data from the shift register to the storage register on a rising edge.
7. SHCP (Shift Register Clock) (Pin 11): Shifts the data in the shift register on the rising edge.
8. VCC (Pin 16): Supply voltage.
9. GND (Pin 8): Ground.
The 74VHC595MX is used in applications requiring simple data storage, data sequencing, and to drive LEDs or similar loads with fewer microcontroller pins.

Manufacturer

The 74VHC595MX is manufactured by Toshiba. Toshiba is a multinational conglomerate based in Japan, known for its diversified products and services, including power, industrial and social infrastructure systems, electronic devices and components, and digital solutions. The company has a significant presence in the electronics sector, particularly in semiconductors and electronic components, which includes the production of integrated circuits like the 74VHC595MX.

Application

The 74VHC595MX is an 8-bit serial-in, parallel-out shift register with a storage register and 3-state outputs. It is widely used in applications requiring digital data expansion and control, such as:
1. LED and display driving: Controls multiple LEDs or segments with limited microcontroller I/O pins.
2. Data acquisition systems: Extends the number of input or output channels.
3. Industrial automation: Manages multiple output signals for process control.
4. Robotics: Controls multiple actuators or sensors.
5. Communication: Interfaces with other digital circuits for serial-to-parallel data conversion.
6. Consumer electronics: Used in devices requiring efficient data management like TVs and set-top boxes.
Its ability to cascade multiple registers makes it highly versatile for complex systems.

Package

The 74VHC595MX is a shift register IC that comes in a surface-mount package type. Specifically, it is available in a SOIC-16 (Small Outline Integrated Circuit) package.

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