ON Semiconductor
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MM74HC595MTCX
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MM74HC595MTCX

Product Overview

  • Category: Integrated Circuit
  • Use: Shift Register
  • Characteristics: High-Speed, Serial-In Parallel-Out
  • Package: TSSOP
  • Essence: 8-Bit Serial-In, Parallel-Out Shift Register
  • Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

  • Supply Voltage: 2V to 6V
  • Operating Temperature Range: -40°C to +85°C
  • Output Current: 6mA
  • Clock Frequency: 25MHz
  • Number of Outputs: 8
  • Serial Data Input: Yes
  • Parallel Data Output: Yes
  • Shift Register Type: Serial-In Parallel-Out

Pin Configuration

The MM74HC595MTCX has a total of 16 pins. The pin configuration is as follows:

  1. QH' (Output)
  2. QH (Output)
  3. DS (Serial Data Input)
  4. OE (Output Enable)
  5. ST_CP (Storage Register Clock Input)
  6. SH_CP (Shift Register Clock Input)
  7. MR (Master Reset)
  8. GND (Ground)
  9. QG (Output)
  10. QF (Output)
  11. QE (Output)
  12. QD (Output)
  13. QC (Output)
  14. QB (Output)
  15. QA (Output)
  16. VCC (Supply Voltage)

Functional Features

  • Serial-in, parallel-out shift register functionality
  • High-speed operation with a clock frequency of up to 25MHz
  • Wide operating voltage range from 2V to 6V
  • Output enable control for easy data transfer
  • Master reset function for clearing the shift register
  • Low power consumption

Advantages and Disadvantages

Advantages

  • High-speed operation allows for quick data transfer
  • Wide operating voltage range provides flexibility in various applications
  • Output enable control enhances data management capabilities
  • Low power consumption helps conserve energy

Disadvantages

  • Limited number of outputs (8) may not be sufficient for certain applications requiring more parallel outputs
  • TSSOP package may be challenging to solder for some users

Working Principles

The MM74HC595MTCX is an 8-bit serial-in, parallel-out shift register. It receives data serially through the DS pin and shifts it into its internal storage register on each rising edge of the shift register clock input (SHCP). The data can then be transferred in parallel to the output pins by activating the storage register clock input (STCP). The output enable (OE) pin allows for easy control of the output state.

Detailed Application Field Plans

The MM74HC595MTCX is commonly used in various applications, including but not limited to:

  1. LED Matrix Displays: The shift register functionality allows for efficient control of multiple LEDs in a matrix display.
  2. Seven-Segment Displays: By connecting the parallel outputs to the segments of a seven-segment display, the shift register can drive the display with minimal GPIO pins.
  3. Serial-to-Parallel Conversion: The IC can be used to convert serial data into parallel format, enabling interfacing with devices that require parallel inputs.
  4. Data Multiplexing: The shift register can be utilized for multiplexing data from multiple sources onto a single output line.

Detailed and Complete Alternative Models

  1. SN74HC595N: Similar functionality and specifications, but available in DIP package.
  2. CD4094BE: 8-bit serial-in, parallel-out shift register with latch functionality.
  3. 74HCT595: High-speed CMOS logic shift register with similar pin configuration.

These alternative models offer similar functionality and can be used as substitutes for the MM74HC595MTCX depending on specific requirements and availability.

Word count: 442 words

רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של MM74HC595MTCX בפתרונות טכניים

Sure! Here are 10 common questions and answers related to the application of MM74HC595MTCX in technical solutions:

  1. Q: What is MM74HC595MTCX? A: MM74HC595MTCX is a shift register with output latches that can be used to expand the number of digital outputs in a microcontroller-based system.

  2. Q: How many outputs does MM74HC595MTCX have? A: MM74HC595MTCX has 8 outputs, which can be individually controlled using serial data input and clock signals.

  3. Q: Can MM74HC595MTCX be used to drive LEDs? A: Yes, MM74HC595MTCX can be used to drive LEDs by connecting the outputs to the LED cathodes and providing appropriate current-limiting resistors.

  4. Q: How do I connect MM74HC595MTCX to a microcontroller? A: MM74HC595MTCX requires three connections to a microcontroller - serial data input (DS), clock input (SHCP), and latch enable input (STCP).

  5. Q: Can I daisy-chain multiple MM74HC595MTCX chips together? A: Yes, you can daisy-chain multiple MM74HC595MTCX chips together by connecting the serial output (QH') of one chip to the serial input (DS) of the next chip.

  6. Q: What is the maximum clock frequency for MM74HC595MTCX? A: The maximum clock frequency for MM74HC595MTCX is typically around 25 MHz.

  7. Q: Can MM74HC595MTCX be used with both 3.3V and 5V microcontrollers? A: Yes, MM74HC595MTCX is compatible with both 3.3V and 5V microcontrollers as it has a wide operating voltage range (2V to 6V).

  8. Q: How much current can each output of MM74HC595MTCX sink/source? A: Each output of MM74HC595MTCX can sink/source up to 25mA of current.

  9. Q: Can I use MM74HC595MTCX to control other digital devices like relays or motors? A: Yes, you can use MM74HC595MTCX to control other digital devices by connecting the outputs to appropriate driver circuits for relays or motors.

  10. Q: Are there any application examples or code libraries available for MM74HC595MTCX? A: Yes, there are many online resources, tutorials, and code libraries available that provide example applications and code snippets for using MM74HC595MTCX in various projects.

Please note that these answers are general and may vary depending on specific requirements and use cases.