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TC74VHC595FTELM
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TC74VHC595FTELM

Product Overview

  • Category: Integrated Circuit
  • Use: Shift Register
  • Characteristics: High-speed, low-power consumption
  • Package: TSSOP (Thin Shrink Small Outline Package)
  • Essence: Serial-in, parallel-out shift register with storage capability
  • Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

  • Supply Voltage: 2.0V to 5.5V
  • Input Voltage: -0.5V to VCC + 0.5V
  • Output Voltage: -0.5V to VCC + 0.5V
  • Operating Temperature Range: -40°C to +85°C
  • Maximum Clock Frequency: 33MHz

Detailed Pin Configuration

The TC74VHC595FTELM has a total of 16 pins. The pin configuration is as follows:

  1. SER (Serial Data Input)
  2. RCLK (Register Clock Input)
  3. SRCLK (Shift Register Clock Input)
  4. OE (Output Enable Input)
  5. QH' (Serial Output)
  6. QH (Serial Output)
  7. QA (Parallel Output A)
  8. QB (Parallel Output B)
  9. QC (Parallel Output C)
  10. QD (Parallel Output D)
  11. QE (Parallel Output E)
  12. QF (Parallel Output F)
  13. QG (Parallel Output G)
  14. QH (Parallel Output H)
  15. VCC (Supply Voltage)
  16. GND (Ground)

Functional Features

  • Serial-in, parallel-out shifting
  • Storage capability for data
  • High-speed operation
  • Low-power consumption
  • Output enable control
  • Wide operating voltage range

Advantages and Disadvantages

Advantages: - High-speed operation allows for quick data transfer - Low-power consumption helps conserve energy - Wide operating voltage range provides flexibility in various applications

Disadvantages: - Limited number of parallel outputs (8 in total) - Requires external clock signals for proper operation

Working Principles

The TC74VHC595FTELM is a shift register that allows serial data to be input and then shifted out in parallel. It consists of an 8-bit shift register with storage capability. The serial data is entered through the SER pin and shifted into the register on each rising edge of the SRCLK input. The RCLK input is used to latch the data from the shift register into the output latch, allowing it to be held and accessed in parallel.

Detailed Application Field Plans

The TC74VHC595FTELM is commonly used in various applications that require serial-to-parallel data conversion and storage. Some of the detailed application field plans include:

  1. LED Matrix Displays: The shift register can be used to control multiple LEDs in a matrix display, allowing for efficient control and reduced pin count.
  2. Serial Data Transmission: It can be used in communication systems to convert serial data streams into parallel data for further processing.
  3. Data Storage and Retrieval: The storage capability of the shift register makes it suitable for applications where temporary data storage is required, such as buffering or delay circuits.

Detailed and Complete Alternative Models

  1. SN74HC595: This is a similar shift register IC from Texas Instruments, offering comparable functionality and performance.
  2. CD4094: Another alternative from Texas Instruments, this IC also provides serial-in, parallel-out shifting with storage capability.
  3. 74HC164: This shift register IC from NXP Semiconductors offers a simpler design with fewer features but can still perform basic serial-to-parallel conversion.

These alternative models provide options for users based on their specific requirements and preferences.

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10個與TC74VHC595FTELM在技術方案中應用相關的常見問題與解答

Sure! Here are 10 common questions and answers related to the application of TC74VHC595FTELM:

  1. Q: What is TC74VHC595FTELM? A: TC74VHC595FTELM is a shift register with output latches, commonly used in digital circuits.

  2. Q: What is the purpose of using TC74VHC595FTELM in technical solutions? A: TC74VHC595FTELM can be used to expand the number of output pins of a microcontroller or other digital devices.

  3. Q: How many output pins does TC74VHC595FTELM have? A: TC74VHC595FTELM has 8 output pins.

  4. Q: Can TC74VHC595FTELM be cascaded to increase the number of output pins? A: Yes, multiple TC74VHC595FTELM chips can be cascaded together to increase the number of output pins.

  5. Q: What is the maximum clock frequency supported by TC74VHC595FTELM? A: The maximum clock frequency supported by TC74VHC595FTELM is typically around 100 MHz.

  6. Q: Does TC74VHC595FTELM require external power supply? A: Yes, TC74VHC595FTELM requires an external power supply, typically between 2V and 5.5V.

  7. Q: Can TC74VHC595FTELM be used with both CMOS and TTL logic levels? A: Yes, TC74VHC595FTELM is compatible with both CMOS and TTL logic levels.

  8. Q: Is TC74VHC595FTELM capable of sinking or sourcing current from its output pins? A: TC74VHC595FTELM is capable of both sinking and sourcing current, typically up to 35mA per output pin.

  9. Q: Can TC74VHC595FTELM be used in high-temperature environments? A: Yes, TC74VHC595FTELM is designed to operate in a wide temperature range, typically from -40°C to 125°C.

  10. Q: Are there any application examples for TC74VHC595FTELM? A: Yes, TC74VHC595FTELM can be used in various applications such as LED matrix displays, driving multiple relays, or controlling multiple digital outputs.

Please note that the answers provided here are general and may vary depending on the specific datasheet and manufacturer's specifications of TC74VHC595FTELM.