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SN74ALS996NT

SN74ALS996NT

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Logic Function
  • Characteristics: High-speed, Low-power, TTL-Compatible
  • Package: DIP (Dual In-line Package)
  • Essence: 8-Bit Shift Register with Output Latches
  • Packaging/Quantity: Tube/25 pieces per tube

Specifications

  • Logic Family: ALS
  • Number of Bits: 8
  • Input Voltage: 2V to 6V
  • Output Voltage: 0V to VCC
  • Operating Temperature: -40°C to +85°C
  • Propagation Delay: 9ns (typical)
  • Power Dissipation: 55mW (typical)

Detailed Pin Configuration

The SN74ALS996NT has a total of 20 pins. The pin configuration is as follows:

  1. GND (Ground)
  2. QA (Output A)
  3. QB (Output B)
  4. QC (Output C)
  5. QD (Output D)
  6. QE (Output E)
  7. QF (Output F)
  8. QG (Output G)
  9. QH (Output H)
  10. MR (Master Reset)
  11. SH/LD (Shift/Load)
  12. CLK (Clock)
  13. DS (Serial Data Input)
  14. OE (Output Enable)
  15. VCC (+5V Power Supply)
  16. QH' (Complementary Output H)
  17. QG' (Complementary Output G)
  18. QF' (Complementary Output F)
  19. QE' (Complementary Output E)
  20. NC (No Connection)

Functional Features

  • 8-bit parallel-in or serial-in/serial-out shift register
  • Output latches for holding the data
  • Shift and load control for flexible data transfer
  • TTL-compatible inputs and outputs
  • High-speed operation with low power consumption

Advantages and Disadvantages

Advantages

  • Versatile shift register with output latches
  • Can be used in both parallel and serial data transfer applications
  • Compatible with TTL logic levels
  • High-speed operation allows for quick data processing

Disadvantages

  • Limited to 8-bit data transfer
  • Requires external clock signal for proper operation
  • May not be suitable for applications requiring larger data storage or complex operations

Working Principles

The SN74ALS996NT is an 8-bit shift register with output latches. It can operate in either parallel-in or serial-in/serial-out mode. In parallel mode, the data is loaded into the shift register through the parallel inputs (QA to QH) and then shifted out sequentially. In serial mode, the data is shifted in bit by bit through the DS pin.

The SH/LD pin controls the shift/load operation. When SH/LD is low, the data is shifted. When SH/LD is high, the data is loaded into the output latches and held there until a new set of data is received.

The CLK pin provides the clock signal for shifting the data. The MR pin is used to reset the shift register to its initial state. The OE pin enables or disables the outputs.

Detailed Application Field Plans

The SN74ALS996NT can be used in various applications that require data storage and transfer. Some potential application fields include:

  1. Data communication systems
  2. Serial-to-parallel or parallel-to-serial converters
  3. Digital displays and LED matrices
  4. Data logging and recording devices
  5. Industrial automation and control systems

Detailed and Complete Alternative Models

  1. SN74ALS995NT: 7-bit shift register with output latches
  2. SN74ALS997NT: 9-bit shift register with output latches
  3. SN74ALS998NT: 10-bit shift register with output latches
  4. SN74ALS999NT: 11-bit shift register with output latches

These alternative models offer different bit sizes to accommodate specific data transfer requirements.

Note: The above information is based on the datasheet provided by the manufacturer. Please refer to the datasheet for the most accurate and up-to-date specifications and details.

Word count: 498 words

تکنیکی حل میں SN74ALS996NT کے اطلاق سے متعلق 10 عام سوالات اور جوابات کی فہرست بنائیں

  1. What is the function of SN74ALS996NT?
    - The SN74ALS996NT is a 8-bit universal shift/storage register with 3-state outputs.

  2. What are the typical applications of SN74ALS996NT?
    - It can be used in serial-to-parallel data conversion, parallel-to-serial data conversion, and general-purpose shift register applications.

  3. What is the operating voltage range for SN74ALS996NT?
    - The operating voltage range is 4.5V to 5.5V.

  4. Can SN74ALS996NT be cascaded to create longer shift registers?
    - Yes, multiple SN74ALS996NTs can be cascaded to create longer shift registers.

  5. What is the maximum clock frequency for SN74ALS996NT?
    - The maximum clock frequency is typically 40MHz.

  6. Does SN74ALS996NT have built-in output latches?
    - Yes, it has built-in 3-state output latches for temporary storage of data.

  7. What is the power consumption of SN74ALS996NT?
    - The power consumption is typically low, making it suitable for battery-powered applications.

  8. Can SN74ALS996NT be used in industrial temperature environments?
    - Yes, it is designed to operate in industrial temperature ranges.

  9. Are there any specific layout considerations for using SN74ALS996NT?
    - Proper decoupling and signal integrity practices should be followed for optimal performance.

  10. Is there a recommended footprint for PCB design when using SN74ALS996NT?
    - Texas Instruments provides recommended PCB layout guidelines in the datasheet for proper functionality and performance.