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MM5451YN
Product Overview
Category
The MM5451YN belongs to the category of LED display drivers.
Use
It is used for driving LED displays in various applications such as digital clocks, scoreboards, and signage.
Characteristics
- The MM5451YN is known for its high efficiency and reliability in driving LED displays.
- It offers multiplexing capabilities, allowing for the control of multiple LEDs with minimal external components.
Package
The MM5451YN comes in a 40-pin DIP (Dual Inline Package) format.
Essence
The essence of the MM5451YN lies in its ability to efficiently drive LED displays with minimal external circuitry.
Packaging/Quantity
The MM5451YN is typically packaged in tubes or trays and is available in varying quantities depending on the supplier.
Specifications
- Supply Voltage: 5V
- Maximum Output Current: 100mA
- Number of Outputs: 35
- Operating Temperature Range: -40°C to 85°C
- Package Type: DIP-40
Detailed Pin Configuration
The detailed pin configuration of the MM5451YN is as follows: 1. VDD - Power supply voltage 2. VSS - Ground 3. IREF - Reference current input 4. OUT0-OUT34 - LED segment outputs 5. CLK - Clock input 6. LE - Latch enable input 7. BLANK - Blank input 8. DATA - Serial data input
Functional Features
- Multiplexing capability for driving multiple LEDs with fewer pins
- Built-in blanking control for dimming the display
- Serial data input for easy interfacing with microcontrollers
Advantages and Disadvantages
Advantages
- High efficiency in driving LED displays
- Simplified circuit design due to multiplexing capability
- Easy interfacing with microcontrollers
Disadvantages
- Limited maximum output current per channel
- Requires an external clock signal for operation
Working Principles
The MM5451YN operates by receiving serial data input and clock signals from a microcontroller. It then uses this information to drive the LED segments through multiplexing, allowing for the efficient control of multiple LEDs with minimal external components.
Detailed Application Field Plans
The MM5451YN is commonly used in various applications including: - Digital clocks - Scoreboards - Message displays - Signage
Detailed and Complete Alternative Models
Some alternative models to the MM5451YN include: - MAX7219 - TLC5940 - HT16K33
In summary, the MM5451YN LED display driver offers high efficiency and reliability in driving LED displays, making it suitable for a wide range of applications. Its multiplexing capabilities and easy interfacing with microcontrollers make it a popular choice for designers looking to create dynamic LED displays.
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Liste 10 perguntas e respostas comuns relacionadas à aplicação de MM5451YN em soluções técnicas
What is MM5451YN?
- MM5451YN is a 40-bit LED display driver that can be used to control up to 35 LEDs.
What is the maximum number of LEDs that MM5451YN can control?
- MM5451YN can control up to 35 LEDs.
What is the supply voltage range for MM5451YN?
- The supply voltage range for MM5451YN is typically 4.75V to 5.25V.
Can MM5451YN be cascaded to control more than 35 LEDs?
- Yes, multiple MM5451YN chips can be cascaded to control larger LED displays.
What is the communication interface for MM5451YN?
- MM5451YN uses a simple serial interface for communication with a microcontroller or other control device.
What is the maximum refresh rate supported by MM5451YN?
- MM5451YN supports a maximum refresh rate of 800Hz.
Does MM5451YN have built-in brightness control?
- Yes, MM5451YN has built-in brightness control for the LED display.
What are the typical applications of MM5451YN?
- MM5451YN is commonly used in digital clocks, scoreboards, and other LED display applications.
What is the package type for MM5451YN?
- MM5451YN is available in a 40-pin DIP (Dual Inline Package).
Is there a recommended circuit layout for using MM5451YN?
- Yes, the datasheet for MM5451YN provides a recommended circuit layout for optimal performance.