Texas Instruments
Obraz może przedstawiać obraz.
Szczegóły produktu można znaleźć w specyfikacjach.
SN74HC4040PWRE4
Pokaż szczegóły Arkusze danych

SN74HC4040PWRE4

Product Overview

  • Category: Integrated Circuit
  • Use: Binary Counter/Divider
  • Characteristics:
    • High-speed operation
    • Wide supply voltage range
    • Low power consumption
  • Package: TSSOP (Thin Shrink Small Outline Package)
  • Essence: 12-stage binary ripple counter
  • Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

  • Supply Voltage Range: 2V to 6V
  • Maximum Clock Frequency: 50 MHz
  • Number of Stages: 12
  • Output Current: ±6 mA
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74HC4040PWRE4 has a total of 16 pins. The pin configuration is as follows:

  1. Q12 (Output)
  2. Q13 (Output)
  3. Q14 (Output)
  4. Q15 (Output)
  5. Q16 (Output)
  6. Q17 (Output)
  7. Q18 (Output)
  8. GND (Ground)
  9. Q3 (Output)
  10. Q2 (Output)
  11. Q1 (Output)
  12. Q0 (Output)
  13. MR (Master Reset)
  14. CP (Clock Pulse)
  15. VCC (Supply Voltage)
  16. Q11 (Output)

Functional Features

  • Asynchronous Master Reset (MR) input for resetting the counter
  • Clock Pulse (CP) input for advancing the counter on each rising edge
  • Outputs (Q0-Q18) provide the binary count value
  • Can be cascaded to create larger counters

Advantages and Disadvantages

Advantages: - High-speed operation allows for quick counting/dividing - Wide supply voltage range enables flexibility in different applications - Low power consumption helps in reducing energy consumption

Disadvantages: - Limited number of stages (12) may not be suitable for applications requiring larger counters - TSSOP package may be challenging to solder for some users

Working Principles

The SN74HC4040PWRE4 is a 12-stage binary ripple counter. It counts the number of clock pulses applied to the CP input and provides the binary count value on its outputs (Q0-Q18). The counter can be reset to zero using the asynchronous Master Reset (MR) input. On each rising edge of the clock pulse, the counter advances by one.

Detailed Application Field Plans

The SN74HC4040PWRE4 can be used in various applications, including:

  1. Frequency Division: The counter can divide an input frequency by a factor of 2^12 (4096).
  2. Time Delay Generation: By connecting the output of the counter to a digital-to-analog converter, precise time delays can be generated.
  3. Event Sequencing: The counter can be used to sequence events in a specific order based on the count value.

Detailed and Complete Alternative Models

Some alternative models to SN74HC4040PWRE4 that offer similar functionality are:

  1. CD4040BE: 12-stage binary ripple counter with DIP (Dual Inline Package) packaging.
  2. MC14040B: 12-stage binary ripple counter with SOIC (Small Outline Integrated Circuit) packaging.
  3. HEF4040BP: 12-stage binary ripple counter with DIP packaging.

These alternative models can be considered based on specific requirements such as package type, availability, and cost.

Word count: 345 words

Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem SN74HC4040PWRE4 w rozwiązaniach technicznych

Sure! Here are 10 common questions and answers related to the application of SN74HC4040PWRE4:

  1. Q: What is SN74HC4040PWRE4? A: SN74HC4040PWRE4 is a 12-stage binary counter IC (integrated circuit) that can be used in various technical solutions.

  2. Q: What is the maximum clock frequency supported by SN74HC4040PWRE4? A: The maximum clock frequency supported by SN74HC4040PWRE4 is typically around 50 MHz.

  3. Q: Can SN74HC4040PWRE4 be used as a frequency divider? A: Yes, SN74HC4040PWRE4 can be used as a frequency divider by connecting the input clock signal to the appropriate pin and using the output pins to obtain the divided frequency.

  4. Q: How many output pins does SN74HC4040PWRE4 have? A: SN74HC4040PWRE4 has a total of 12 output pins, each representing a different stage of the binary counter.

  5. Q: What is the power supply voltage range for SN74HC4040PWRE4? A: The power supply voltage range for SN74HC4040PWRE4 is typically between 2V and 6V.

  6. Q: Can SN74HC4040PWRE4 be cascaded to increase the number of stages? A: Yes, multiple SN74HC4040PWRE4 ICs can be cascaded together to increase the number of stages and achieve higher counting capabilities.

  7. Q: Does SN74HC4040PWRE4 have any built-in oscillator or clock source? A: No, SN74HC4040PWRE4 does not have any built-in oscillator or clock source. An external clock signal needs to be provided.

  8. Q: What is the typical power consumption of SN74HC4040PWRE4? A: The typical power consumption of SN74HC4040PWRE4 is relatively low, usually in the range of a few milliwatts.

  9. Q: Can SN74HC4040PWRE4 be used in both digital and analog applications? A: SN74HC4040PWRE4 is primarily designed for digital applications, but it can also be used in some analog applications where frequency division is required.

  10. Q: Are there any specific precautions to consider when using SN74HC4040PWRE4? A: It is important to ensure proper decoupling capacitors are used near the power supply pins to minimize noise and voltage fluctuations. Additionally, care should be taken to avoid exceeding the maximum ratings specified in the datasheet, such as voltage and temperature limits.

Please note that these answers are general and may vary depending on the specific application and requirements. Always refer to the datasheet and consult with an expert when designing with SN74HC4040PWRE4 or any other electronic component.