MM74HC595MX

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MM74HC595MX

SERIAL IN PARALLEL OUT, HC/UH SE

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Thông số kỹ thuật

Package 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)

Tổng quan

Description

The MM74HC595MX is an 8-bit shift register with an integrated latch and output driver, part of the 74HC family of high-speed CMOS logic devices. It allows serial data input and parallel output, making it ideal for expanding the number of output pins available from a microcontroller, such as driving LEDs, relays, or other digital devices.
Key features include:
- Shift Register Functionality: Serial data can be shifted in and stored in the register, allowing control of multiple outputs with fewer pins.
- Parallel Output: The 8 outputs can be used simultaneously to drive multiple devices.
- Latch Function: The stored data can be latched to hold its state, enabling control without continuous data input.
- High-Speed Operation: Operates at high speeds (up to 20 MHz), suitable for fast applications.
Its versatility makes it useful in various applications including multiplexing, LED displays, and controlling multiple digital outputs in embedded systems.

Features

The MM74HC595MX is an 8-bit shift register with an integrated latching output. Key features include:
1. 8-bit Serial-In, Parallel-Out: It allows data to be shifted in serially and output in parallel.
2. Latching Outputs: The outputs can be latched, enabling stable output even when data input changes.
3. High-Speed Operation: It operates at high speed, with a typical propagation delay of 18 ns at 5V.
4. Wide Voltage Range: It functions within a voltage range of 2V to 6V, making it versatile for various applications.
5. Low Power Consumption: Designed for low power usage, suitable for battery-operated devices.
6. Direct Interface with Microcontrollers: Compatible with TTL and CMOS logic levels, facilitating easy interfacing.
7. Serial Data Input: Supports daisy-chaining multiple shift registers to expand output capacity.
8. Control Pins: Includes clock, latch, and output enable pins for flexible control.
These features make the MM74HC595MX ideal for applications like LED control, data buffering, and digital signal processing.

Package

The MM74HC595MX is packaged in a 16-pin SOIC (Small Outline Integrated Circuit) format. This type of package is characterized by its flat, surface-mount design, allowing for efficient space utilization on circuit boards.

Pinout

The MM74HC595MX is an 8-bit shift register with a serial input and parallel output. It has a total of 16 pins. Here’s a brief overview of the pin configuration and functions:
1. Q0 - Q7 (Pins 15-8): Parallel output pins (8 bits).
2. DS (Pin 14): Serial data input.
3. ST_CP (Pin 12): Storage register clock input (latch).
4. SH_CP (Pin 11): Shift register clock input.
5. MR (Pin 10): Master reset (active low).
6. OE (Pin 13): Output enable (active low).
7. VCC (Pin 16): Supply voltage (typically +2V to +6V).
8. GND (Pin 8): Ground.
The MM74HC595MX allows for serial-to-parallel data conversion and is widely used in applications requiring expanded output control, such as LED displays and data communication interfaces.

Manufacturer

The MM74HC595MX is manufactured by Texas Instruments, a prominent American technology company. Texas Instruments (TI) specializes in designing and manufacturing semiconductors and various integrated circuits. Founded in 1930, the company has a diverse product portfolio that includes analog electronics, digital signal processors, microcontrollers, and embedded processing solutions, serving various sectors such as automotive, industrial, communications, and consumer electronics. TI is known for its innovation in the semiconductor industry and commitment to research and development, making it a key player in advancing technology.

Application

The MM74HC595MX is an 8-bit shift register with serial input and parallel output. Its application areas include microcontroller interfacing for expanding output pins, driving LEDs and seven-segment displays, data communication in digital circuits, and controlling relays and motors. It is also used in light control systems, digital signal processing, and audio applications for efficient data handling and control in embedded systems.

Equivalent

The MM74HC595MX is a high-speed CMOS shift register with an output latch. Equivalent products include the 74HC595, 74HCT595, and MC74HC595A. These chips serve similar functions and can be used interchangeably in most applications, though you should verify voltage levels and specific pin configurations for compatibility.

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