仕様
| 属性 | 値 |
| Package | Tube,Tube |
| Series | COPS™ |
| ProductStatus | Obsolete |
| DisplayType | LCD |
| Configuration | 7 Segment + DP, Alphanumeric and Bar Graph |
| Interface | Serial |
| DigitsorCharacters | 4.5 Digits |
| Voltage-Supply | 3V ~ 10V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Through Hole |
| Package/Case | 40-DIP (0.600, 15.24mm) |
概要
Description
The MM5453N is a versatile LED display driver IC commonly used in electronic projects for controlling LED displays. Manufactured by National Semiconductor, now part of Texas Instruments, this IC is designed to drive up to 34 individual segments or 4 digits in LED displays, making it suitable for applications such as digital clocks, counters, and instrumentation readouts.
Key features of the MM5453N include its ability to operate with a wide range of supply voltages, from 4.75V to 15V, and its capability to drive common anode or common cathode displays. The IC uses a serial data input technique which allows it to be easily interfaced with microcontrollers or other digital systems. It accepts data in a serial-in, parallel-out format, with the data being latched in through a CLK input.
The MM5453N offers a blanking input for turning off the display without disrupting the data, making it energy efficient. Its compact design and ease of integration make it a popular choice for DIY electronics enthusiasts and professionals alike.
Key features of the MM5453N include its ability to operate with a wide range of supply voltages, from 4.75V to 15V, and its capability to drive common anode or common cathode displays. The IC uses a serial data input technique which allows it to be easily interfaced with microcontrollers or other digital systems. It accepts data in a serial-in, parallel-out format, with the data being latched in through a CLK input.
The MM5453N offers a blanking input for turning off the display without disrupting the data, making it energy efficient. Its compact design and ease of integration make it a popular choice for DIY electronics enthusiasts and professionals alike.
Equivalent
The MM5453N chip, a 34-segment LED display driver, has several equivalent products. These include the MAX7219, HT16K33, and TM1637 chips. Each of these provides similar functions for driving LED displays but may differ slightly in features and specifications. Always check the specific requirements and pin configurations to ensure compatibility with your project.
Features
The MM5453N is a versatile 34-segment LCD display driver IC primarily used in digital display applications. Key features include:
1. Segment Driver: It supports up to 34 segments, making it suitable for complex displays.
2. Interface: The device connects easily to microcontrollers via a serial interface, allowing efficient communication.
3. Low Power Consumption: Designed for battery-powered applications, it operates efficiently with minimal power usage.
4. Operating Voltage: It functions over a wide voltage range, typically from 3V to 15V, ensuring flexibility across various applications.
5. Built-in Oscillator: The internal oscillator eliminates the need for external clock sources.
6. Ease of Use: It simplifies design by integrating necessary display-driving functions, reducing the need for additional components.
7. Compact Package: Offered in a 40-pin PDIP package, it is suitable for space-constrained designs.
8. Reliability: Known for robust performance, it is suitable for demanding environments.
These features make the MM5453N ideal for applications requiring efficient and reliable LCD display driving.
1. Segment Driver: It supports up to 34 segments, making it suitable for complex displays.
2. Interface: The device connects easily to microcontrollers via a serial interface, allowing efficient communication.
3. Low Power Consumption: Designed for battery-powered applications, it operates efficiently with minimal power usage.
4. Operating Voltage: It functions over a wide voltage range, typically from 3V to 15V, ensuring flexibility across various applications.
5. Built-in Oscillator: The internal oscillator eliminates the need for external clock sources.
6. Ease of Use: It simplifies design by integrating necessary display-driving functions, reducing the need for additional components.
7. Compact Package: Offered in a 40-pin PDIP package, it is suitable for space-constrained designs.
8. Reliability: Known for robust performance, it is suitable for demanding environments.
These features make the MM5453N ideal for applications requiring efficient and reliable LCD display driving.
Pinout
The MM5453N is a 34-pin LED display driver IC designed for driving LED displays. It is used in applications where multiple LED segments need to be controlled efficiently. The IC can directly interface with microprocessors and provides a simple way to drive up to 33 discrete LED segments.
Key characteristics of the MM5453N include:
- Pin Count: 34 pins.
- Function: It converts serial input data into parallel outputs to drive LEDs. Each segment output can sink a current sufficient to drive an LED directly.
- Output Capability: The IC can drive up to 33 outputs, with each output capable of sinking up to 15mA of current, suitable for driving LED segments.
- Serial Data Input: It accepts serial data input and latches this data to control the LED segments.
The MM5453N is commonly used in digital displays, such as those found in instrumentation panels, consumer electronics, and other digital readout applications. It simplifies the design of circuits that require control over multiple LEDs, reducing the complexity of the microcontroller interface.
Key characteristics of the MM5453N include:
- Pin Count: 34 pins.
- Function: It converts serial input data into parallel outputs to drive LEDs. Each segment output can sink a current sufficient to drive an LED directly.
- Output Capability: The IC can drive up to 33 outputs, with each output capable of sinking up to 15mA of current, suitable for driving LED segments.
- Serial Data Input: It accepts serial data input and latches this data to control the LED segments.
The MM5453N is commonly used in digital displays, such as those found in instrumentation panels, consumer electronics, and other digital readout applications. It simplifies the design of circuits that require control over multiple LEDs, reducing the complexity of the microcontroller interface.
Manufacturer
The MM5453N is a 34-segment display driver originally manufactured by National Semiconductor. National Semiconductor was an American semiconductor manufacturer known for producing analog devices, integrated circuits, and other semiconductor products. In 2011, National Semiconductor was acquired by Texas Instruments, a major technology company that designs and manufactures semiconductors and various integrated circuits. Texas Instruments is known for its broad portfolio of electronic components used in various industries, including consumer electronics, automotive, industrial, and communications.
Application
The MM5453N is a monolithic LED display driver commonly used in applications requiring a high number of input/output operations. It is often employed in digital clocks, meters, and instrument displays where LED control is necessary. Its capability to drive a large number of segments (up to 34) makes it suitable for complex display configurations in consumer electronics, automotive dashboards, and industrial control panels. The chip's efficient handling of multiplexed display systems also makes it ideal for battery-operated devices, where power efficiency is crucial. Moreover, the MM5453N is used in applications needing minimal external components, providing design simplicity and cost-effectiveness.
Package
The MM5453N is typically available in a 40-pin Dual Inline Package (DIP). This package type is commonly used for integrated circuits and is suitable for through-hole mounting on printed circuit boards.
