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SN7497N
Product Overview
- Category: Integrated Circuit (IC)
- Use: Shift Register
- Characteristics: TTL Logic, 4-Bit Parallel-In/Serial-Out
- Package: DIP (Dual In-line Package)
- Essence: Serial-to-Parallel Data Conversion
- Packaging/Quantity: Tube, 25 pieces per tube
Specifications
- Supply Voltage: 4.75V to 5.25V
- Input Voltage: 0V to Vcc
- Operating Temperature: -55°C to +125°C
- Output Current: ±8mA
- Propagation Delay Time: 30ns (max)
- Power Dissipation: 500mW (max)
Detailed Pin Configuration
- CLR (Clear) - Active Low Clear Input
- CLK (Clock) - Clock Input
- SER (Serial Data) - Serial Data Input
- P0-P3 (Parallel Data) - Parallel Data Inputs
- Q0-Q3 (Parallel Data) - Parallel Data Outputs
- GND (Ground) - Ground Reference
- QA-QD (Serial Data) - Serial Data Outputs
- Vcc (Supply Voltage) - Positive Power Supply
Functional Features
- Converts serial data into parallel data
- Shifts data on the rising edge of the clock signal
- Clear input resets the shift register to its initial state
- Parallel inputs allow direct loading of data
- Parallel outputs provide simultaneous access to the stored data
Advantages and Disadvantages
Advantages: - Simple and efficient method for serial-to-parallel conversion - Easy integration with other TTL logic circuits - Versatile application in various digital systems
Disadvantages: - Limited number of bits (4-bit) in the shift register - Requires external clock signal for proper operation
Working Principles
The SN7497N is a 4-bit parallel-in/serial-out shift register. It converts serial data into parallel data by shifting the bits on the rising edge of the clock signal. The clear input allows resetting the shift register to its initial state, while the parallel inputs enable direct loading of data. The parallel outputs provide simultaneous access to the stored data.
Detailed Application Field Plans
- Serial-to-parallel data conversion in microcontrollers and microprocessors
- Data storage and retrieval in digital communication systems
- Control signal generation in industrial automation
- Address decoding in memory circuits
- LED matrix display control
Detailed and Complete Alternative Models
- CD4015BE: Dual 4-Bit Static Shift Register
- 74HC595: 8-Bit Serial-In/Parallel-Out Shift Register
- SN74LS164N: 8-Bit Serial-In/Parallel-Out Shift Register
- CD4021BE: 8-Bit Parallel-In/Serial-Out Shift Register
- 74HC164: 8-Bit Serial-In/Parallel-Out Shift Register
(Note: These are just a few examples; there are numerous alternative models available in the market.)
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Énumérez 10 questions et réponses courantes liées à l'application de SN7497N dans les solutions techniques
Sure! Here are 10 common questions and answers related to the application of SN7497N in technical solutions:
Q: What is SN7497N? A: SN7497N is a specific type of integrated circuit (IC) commonly used as a shift register in digital electronics.
Q: What is the purpose of a shift register? A: A shift register is used to store and transfer data serially, allowing for efficient data manipulation and control in various applications.
Q: How many bits can SN7497N handle? A: SN7497N is a 4-bit shift register, meaning it can handle up to 4 bits of data at a time.
Q: What voltage levels does SN7497N support? A: SN7497N typically supports a wide range of voltage levels, including both TTL (Transistor-Transistor Logic) and CMOS (Complementary Metal-Oxide-Semiconductor) levels.
Q: Can SN7497N be cascaded to handle more than 4 bits? A: Yes, SN7497N can be cascaded with other shift registers to handle larger numbers of bits by connecting the output of one register to the input of another.
Q: What clock frequency can SN7497N operate at? A: SN7497N can operate at clock frequencies ranging from a few kilohertz to several megahertz, depending on the specific implementation and external components.
Q: Does SN7497N have any built-in error detection or correction features? A: No, SN7497N is a basic shift register and does not have any built-in error detection or correction capabilities. It simply transfers data from one stage to the next.
Q: Can SN7497N be used in both synchronous and asynchronous applications? A: Yes, SN7497N can be used in both synchronous and asynchronous applications, depending on the specific requirements of the system.
Q: What are some common applications of SN7497N? A: SN7497N is commonly used in various digital systems, such as data storage, serial-to-parallel conversion, parallel-to-serial conversion, and shift register-based counters.
Q: Are there any special considerations when using SN7497N in high-speed applications? A: Yes, in high-speed applications, it is important to consider signal integrity, proper decoupling, and noise immunity to ensure reliable operation of SN7497N and the overall system.
Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.