Voir les spécifications pour les détails du produit.
HCF4021M013TR
Overview
- Category: Integrated Circuit (IC)
- Use: Shift Register
- Characteristics: Serial to Parallel Conversion, High Speed, Low Power Consumption
- Package: SOIC-16
- Essence: Data storage and transfer
- Packaging/Quantity: Tape and Reel, 2500 units per reel
Specifications
- Supply Voltage Range: 3V to 18V
- Input Voltage Range: -0.5V to VDD + 0.5V
- Operating Temperature Range: -40°C to +125°C
- Output Current: ±6mA
- Maximum Clock Frequency: 25MHz
Pin Configuration
The HCF4021M013TR has a total of 16 pins. The pin configuration is as follows:
| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | QH' | Serial Output | | 2 | CP | Clock Pulse Input | | 3 | MR | Master Reset Input | | 4 | QH | Parallel Output | | 5-12 | QA-QH | Parallel Inputs/Outputs | | 13 | GND | Ground | | 14 | VDD | Supply Voltage | | 15 | SER | Serial Input | | 16 | OE | Output Enable |
Functional Features
- Serial-to-parallel conversion
- High-speed operation
- Low power consumption
- Easy cascading for expanding the number of registers
- Built-in master reset for clearing the register
- Output enable control for multiplexing applications
Advantages
- Compact size and low power consumption make it suitable for portable devices
- High-speed operation allows for efficient data transfer
- Easy cascading enables the expansion of the number of registers
- Built-in master reset simplifies clearing the register
- Output enable control enhances multiplexing applications
Disadvantages
- Limited number of parallel inputs/outputs (8 in this case)
- Requires external clock pulse for operation
- Not suitable for high-voltage applications
Working Principles
The HCF4021M013TR is a shift register IC that performs serial-to-parallel conversion. It receives data serially through the SER pin and shifts it into its internal register on each clock pulse received at the CP pin. The parallel output QH provides the converted data in parallel format. The MR pin allows for clearing the register, while the OE pin enables or disables the output.
Detailed Application Field Plans
The HCF4021M013TR is commonly used in various applications, including: 1. Data storage and retrieval systems 2. Serial data communication systems 3. Industrial automation and control systems 4. Digital displays and counters 5. Sensor interfacing and data acquisition systems
Detailed and Complete Alternative Models
- CD4021BE: Similar shift register IC with 8 parallel inputs/outputs
- SN74HC595N: Shift register IC with serial-to-parallel conversion and 8 parallel outputs
- 74HC164N: Shift register IC with serial-to-parallel conversion and 8 parallel outputs
These alternative models offer similar functionality and can be used as substitutes for the HCF4021M013TR in different applications.
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Énumérez 10 questions et réponses courantes liées à l'application de HCF4021M013TR dans les solutions techniques
Sure! Here are 10 common questions and answers related to the application of HCF4021M013TR in technical solutions:
Q1: What is HCF4021M013TR? A1: HCF4021M013TR is a 8-bit static shift register commonly used in digital circuits for parallel-to-serial or serial-to-parallel data conversion.
Q2: What is the maximum clock frequency supported by HCF4021M013TR? A2: The maximum clock frequency supported by HCF4021M013TR is typically around 5 MHz.
Q3: How many input pins does HCF4021M013TR have? A3: HCF4021M013TR has 8 input pins, which can be used to read the state of external devices or sensors.
Q4: Can HCF4021M013TR be cascaded to increase the number of input pins? A4: Yes, multiple HCF4021M013TR chips can be cascaded together to increase the number of input pins in a system.
Q5: What is the power supply voltage range for HCF4021M013TR? A5: The power supply voltage range for HCF4021M013TR is typically between 3V and 18V.
Q6: Does HCF4021M013TR have built-in debounce circuitry? A6: No, HCF4021M013TR does not have built-in debounce circuitry. External debounce circuitry may be required depending on the application.
Q7: Can HCF4021M013TR be used for both rising and falling edge triggering? A7: Yes, HCF4021M013TR can be configured for either rising or falling edge triggering based on the clock signal provided.
Q8: What is the output format of HCF4021M013TR? A8: The output format of HCF4021M013TR is serial, which means the data is shifted out one bit at a time.
Q9: Can HCF4021M013TR be used in both synchronous and asynchronous modes? A9: Yes, HCF4021M013TR can be used in both synchronous and asynchronous modes depending on the clock signal provided.
Q10: What are some common applications of HCF4021M013TR? A10: Some common applications of HCF4021M013TR include data acquisition systems, input/output expansion in microcontrollers, and shift register-based LED displays.
Please note that these answers are general and may vary based on specific datasheet and application requirements.