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74HC58D,652
Basic Information Overview
- Category: Integrated Circuit (IC)
- Use: Digital Logic IC
- Characteristics: High-speed operation, low power consumption, compatibility with TTL levels
- Package: SOIC-16
- Essence: 8-bit priority encoder
- Packaging/Quantity: Tape and Reel, 2500 units per reel
Specifications
- Supply Voltage Range: 2V to 6V
- Input Voltage Range: 0V to VCC
- Operating Temperature Range: -40°C to +125°C
- Output Current: ±25mA
- Propagation Delay: 15ns (typical)
Detailed Pin Configuration
- A0 (Input)
- A1 (Input)
- A2 (Input)
- A3 (Input)
- A4 (Input)
- A5 (Input)
- A6 (Input)
- A7 (Input)
- GND (Ground)
- E (Enable)
- Y0 (Output)
- Y1 (Output)
- Y2 (Output)
- Y3 (Output)
- Y4 (Output)
- VCC (Supply Voltage)
Functional Features
- Priority encoding of 8 inputs
- Outputs the highest priority input as a binary code
- Active LOW enable input for controlling the output
Advantages
- High-speed operation allows for efficient data processing
- Low power consumption makes it suitable for battery-powered devices
- Compatibility with TTL levels enables easy integration with existing systems
Disadvantages
- Limited number of inputs (8 inputs)
- Requires an external enable signal for proper functioning
Working Principles
The 74HC58D,652 is an 8-bit priority encoder that encodes the highest priority active input into a binary code. It operates by comparing the input signals and determining the highest priority based on their binary values. The output is then generated accordingly. The enable input controls the operation of the encoder, allowing for efficient data processing.
Detailed Application Field Plans
The 74HC58D,652 can be used in various applications where priority encoding is required. Some potential application fields include: - Data communication systems - Industrial automation - Robotics - Security systems - Automotive electronics
Detailed and Complete Alternative Models
- 74HC148: 8-line to 3-line priority encoder
- 74LS148: 8-line to 3-line priority encoder (compatible with TTL levels)
- CD4532: 8-to-3 line priority encoder
Note: Alternative models may have different specifications and pin configurations. It is important to refer to the respective datasheets for detailed information.
Word count: 320 words
10 domande e risposte comuni relative all'applicazione di 74HC58D,652 nelle soluzioni tecniche
Sure! Here are 10 common questions and answers related to the application of 74HC58D,652 in technical solutions:
Q: What is the 74HC58D,652? A: The 74HC58D,652 is a high-speed CMOS 8-bit parallel-in/serial-out shift register with complementary outputs.
Q: What is the purpose of a shift register? A: A shift register is used to convert parallel data into serial data or vice versa. It can be used for various applications such as data storage, data transmission, and controlling multiple devices using fewer pins.
Q: What is the maximum clock frequency supported by the 74HC58D,652? A: The 74HC58D,652 can operate at a maximum clock frequency of 25 MHz.
Q: How many inputs does the 74HC58D,652 have? A: The 74HC58D,652 has 8 parallel inputs (A0-A7) and one serial input (SER).
Q: Can the 74HC58D,652 be cascaded to increase the number of bits? A: Yes, multiple 74HC58D,652 shift registers can be cascaded together to increase the number of bits.
Q: What is the output format of the 74HC58D,652? A: The 74HC58D,652 has complementary outputs (Qn and Qn') for each bit, which means that the output is inverted.
Q: What is the power supply voltage range for the 74HC58D,652? A: The 74HC58D,652 operates with a power supply voltage range of 2V to 6V.
Q: Can the 74HC58D,652 be used with both TTL and CMOS logic levels? A: Yes, the 74HC58D,652 is compatible with both TTL and CMOS logic levels.
Q: What is the typical propagation delay of the 74HC58D,652? A: The typical propagation delay of the 74HC58D,652 is around 15 ns.
Q: Are there any specific application examples for the 74HC58D,652? A: Yes, some common applications include LED matrix displays, serial data transmission, data logging, and control systems requiring parallel-to-serial or serial-to-parallel conversion.
Please note that these answers are general and may vary depending on the specific requirements and use cases. It's always recommended to refer to the datasheet and consult the manufacturer for detailed information and application-specific guidelines.