Veja as especificações para detalhes do produto.
MAX792LCPE
Product Overview
- Category: Integrated Circuit (IC)
- Use: LED Display Driver
- Characteristics: High-performance, Serially Interfaced, 8-Digit LED Display Drivers
- Package: PDIP (Plastic Dual In-Line Package)
- Essence: MAX792LCPE is a versatile LED display driver IC that can drive up to 8 digits of 7-segment displays or 64 individual LEDs. It is commonly used in applications where numeric or alphanumeric displays are required.
- Packaging/Quantity: The MAX792LCPE comes in a plastic tube packaging and is available in quantities of 25 units per tube.
Specifications
- Supply Voltage Range: 4.0V to 5.5V
- Operating Temperature Range: -40°C to +85°C
- Maximum Clock Frequency: 10MHz
- Maximum Segment Current: 40mA
- Maximum Digit Current: 80mA
- Serial Interface: SPI (Serial Peripheral Interface)
Pin Configuration
The MAX792LCPE has a total of 28 pins. The pin configuration is as follows:
- VDD - Positive Power Supply
- GND - Ground
- DIN - Serial Data Input
- DOUT - Serial Data Output
- LOAD - Load Signal Input
- CLK - Clock Input
- CS - Chip Select Input
- BLANK - Blanking Control Input
- SEG1 - Segment Output 1
- SEG2 - Segment Output 2
- SEG3 - Segment Output 3
- SEG4 - Segment Output 4
- SEG5 - Segment Output 5
- SEG6 - Segment Output 6
- SEG7 - Segment Output 7
- SEG8 - Segment Output 8
- DIG1 - Digit Output 1
- DIG2 - Digit Output 2
- DIG3 - Digit Output 3
- DIG4 - Digit Output 4
- DIG5 - Digit Output 5
- DIG6 - Digit Output 6
- DIG7 - Digit Output 7
- DIG8 - Digit Output 8
- ISET - Current Set Input
- OSC - Oscillator Output
- TEST - Test Mode Input
- NC - No Connection
Functional Features
- Serially Interfaced: The MAX792LCPE can be easily controlled using a serial interface, making it compatible with various microcontrollers and other digital devices.
- High-performance Display Driver: It can drive up to 8 digits of 7-segment displays or individual LEDs, providing a versatile solution for numeric or alphanumeric display applications.
- Blanking Control: The BLANK pin allows the user to blank all the segments and digits simultaneously, enabling power-saving and display control.
- Internal Oscillator: The internal oscillator eliminates the need for an external clock source, simplifying the circuit design.
Advantages and Disadvantages
Advantages: - Versatile and flexible display driver solution - Easy integration with microcontrollers and digital devices - Power-saving features with blanking control - Internal oscillator reduces external component requirements
Disadvantages: - Limited to driving 8 digits or 64 individual LEDs - Requires additional circuitry for multiplexing larger displays
Working Principles
The MAX792LCPE operates by receiving serial data through the DIN pin, which is then shifted into an internal shift register on each rising edge of the CLK input. The data is then latched onto the segment and digit drivers when the LOAD signal transitions from high to low. The display is updated by continuously shifting new data into the shift register.
Detailed Application Field Plans
The MAX792LCPE is commonly used in various applications, including: - Digital clocks - Scoreboards - Industrial control panels - Instrumentation displays - Gaming machines - Advertising displays
Detailed and Complete Alternative Models
Some alternative models to the MAX792LCPE that offer similar functionality are: - MAX7219CNG - HT16K33 - TLC5926
These alternatives can be considered based on specific requirements and availability.
Word count: 511 words
Liste 10 perguntas e respostas comuns relacionadas à aplicação de MAX792LCPE em soluções técnicas
Sure! Here are 10 common questions and answers related to the application of MAX792LCPE in technical solutions:
Q: What is MAX792LCPE? A: MAX792LCPE is a specific model of LED display driver IC manufactured by Maxim Integrated. It is commonly used for driving and controlling LED matrix displays.
Q: What is the maximum number of LEDs that can be controlled using MAX792LCPE? A: MAX792LCPE can control up to 64 individual LEDs or an 8x8 LED matrix display.
Q: Can MAX792LCPE drive different colors of LEDs? A: Yes, MAX792LCPE can drive both monochrome and multicolor LEDs, as long as they are compatible with the voltage and current requirements of the IC.
Q: How does MAX792LCPE communicate with a microcontroller or other control system? A: MAX792LCPE uses a simple serial interface (SPI) to communicate with external devices. This allows easy integration with microcontrollers and other control systems.
Q: What is the maximum data transfer speed supported by MAX792LCPE? A: MAX792LCPE supports a maximum data transfer speed of 10 MHz, allowing for fast and efficient communication with the control system.
Q: Can MAX792LCPE handle multiplexing of LEDs? A: Yes, MAX792LCPE has built-in multiplexing capabilities, which means it can efficiently control multiple LEDs at once, reducing the number of required pins and simplifying the circuit design.
Q: Is MAX792LCPE suitable for battery-powered applications? A: Yes, MAX792LCPE is designed to operate with low power consumption, making it suitable for battery-powered applications where energy efficiency is important.
Q: Can MAX792LCPE dim the LEDs it controls? A: Yes, MAX792LCPE supports adjustable brightness control, allowing for dimming or intensity modulation of the LEDs.
Q: What is the operating voltage range of MAX792LCPE? A: MAX792LCPE operates within a voltage range of 2.7V to 5.5V, making it compatible with a wide range of power supply options.
Q: Are there any application examples where MAX792LCPE is commonly used? A: Yes, MAX792LCPE is commonly used in applications such as LED matrix displays, scrolling message boards, digital clocks, scoreboards, and other projects that require driving multiple LEDs efficiently.
Please note that these answers are general and may vary depending on specific implementation details and requirements.