Vedi le specifiche per i dettagli del prodotto.
MM74HC589MX
Product Overview
- Category: Integrated Circuit (IC)
- Use: Shift Register
- Characteristics: High-Speed, CMOS Logic, 8-Bit Serial-In/Parallel-Out
- Package: SOIC (Small Outline Integrated Circuit)
- Essence: The MM74HC589MX is a versatile shift register IC that allows serial data input and parallel data output. It is commonly used in digital systems for data storage, transfer, and manipulation.
- Packaging/Quantity: The MM74HC589MX is available in a standard SOIC package and is typically sold in reels of 2500 units.
Specifications
- Supply Voltage: 2V to 6V
- Operating Temperature Range: -40°C to +85°C
- Input Voltage Levels: High: 2V to Vcc, Low: GND to 0.8Vcc
- Output Voltage Levels: High: Vcc - 0.5V, Low: 0.5V
- Maximum Clock Frequency: 25MHz
- Number of Data Inputs: 1 (Serial Input)
- Number of Data Outputs: 8 (Parallel Outputs)
Pin Configuration
The MM74HC589MX has a total of 16 pins arranged as follows:
+---+--+---+
Q0 |1 +--+ 16| Vcc
Q1 |2 15| Q7
Q2 |3 14| Clock
Q3 |4 13| Serial Data Input
Q4 |5 12| Output Enable
Q5 |6 11| Master Reset
Q6 |7 10| Parallel Data Outputs
GND |8 9| Q7'
+---------+
Functional Features
- Serial-In/Parallel-Out: The MM74HC589MX allows serial data to be inputted and then shifted into the register. The parallel outputs can then be read simultaneously.
- Output Enable: The output enable pin (OE) allows the user to enable or disable the parallel outputs.
- Master Reset: The master reset pin (MR) resets the shift register to its initial state, clearing all stored data.
- High-Speed Operation: The MM74HC589MX operates at high clock frequencies, making it suitable for applications requiring fast data transfer.
Advantages and Disadvantages
Advantages: - Versatile functionality with serial-in/parallel-out operation - High-speed operation enables fast data transfer - Wide supply voltage range allows flexibility in system design - Compact SOIC package offers space-saving benefits
Disadvantages: - Limited number of data inputs (only 1) - Output voltage levels may not be compatible with all systems - Not suitable for applications requiring a large number of parallel outputs
Working Principles
The MM74HC589MX is based on CMOS logic technology. It utilizes flip-flops to store and shift data. When the clock signal is applied, the serial data is shifted into the register bit by bit. The parallel outputs reflect the current state of the register. The output enable and master reset pins provide additional control over the operation of the shift register.
Detailed Application Field Plans
The MM74HC589MX finds applications in various digital systems, including but not limited to: - Data storage and retrieval systems - Serial-to-parallel data conversion - Address decoding circuits - LED matrix displays - Digital communication systems - Control and automation systems
Alternative Models
- SN74HC595: 8-Bit Shift Register with Serial-In/Parallel-Out functionality
- CD4015: Dual 4-Bit Static Shift Register
- 74HC164: 8-Bit Serial-In/Parallel-Out Shift Register
These alternative models offer similar functionality and can be used as substitutes for the MM74HC589MX in different applications.
Word count: 514 words
10 domande e risposte comuni relative all'applicazione di MM74HC589MX nelle soluzioni tecniche
Sure! Here are 10 common questions and answers related to the application of MM74HC589MX in technical solutions:
Q: What is MM74HC589MX? A: MM74HC589MX is a high-speed CMOS 8-bit shift register with input/output registers.
Q: What is the purpose of MM74HC589MX? A: MM74HC589MX is used for serial-to-parallel or parallel-to-serial data conversion, as well as for data storage and retrieval.
Q: What is the maximum clock frequency supported by MM74HC589MX? A: MM74HC589MX can operate at a maximum clock frequency of 25 MHz.
Q: How many bits can MM74HC589MX store? A: MM74HC589MX can store up to 8 bits of data.
Q: Can MM74HC589MX be cascaded to increase the number of stored bits? A: Yes, MM74HC589MX can be cascaded to increase the number of stored bits by connecting the output of one chip to the input of another.
Q: What is the power supply voltage range for MM74HC589MX? A: The power supply voltage range for MM74HC589MX is typically between 2V and 6V.
Q: Does MM74HC589MX have any built-in latches? A: Yes, MM74HC589MX has both input and output latches to hold the data during shifting or parallel loading.
Q: Can MM74HC589MX be used in both synchronous and asynchronous modes? A: Yes, MM74HC589MX can be used in both synchronous and asynchronous modes depending on the clock signal applied.
Q: What is the typical propagation delay of MM74HC589MX? A: The typical propagation delay of MM74HC589MX is around 15 ns.
Q: What are some common applications of MM74HC589MX? A: MM74HC589MX is commonly used in applications such as data storage, LED matrix control, serial communication interfaces, and shift register-based displays.
Please note that these answers are general and may vary depending on specific datasheet specifications and application requirements.