MAX792MEPE+ - English Editing Encyclopedia Entry

Product Overview

• Category: Integrated Circuit (IC)
• Use: LED Display Driver
• Characteristics: High integration, low power consumption, versatile functionality
• Package: 16-pin exposed pad TSSOP package
• Essence: Efficiently drives LED displays with minimal power consumption
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

• Supply Voltage: 3.0V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Maximum Output Current: 80mA per segment
• Number of Digit/Segment Outputs: 8
• Serial Interface: SPI-compatible
• Display Intensity Control: 16-step logarithmic scale
• Built-in Oscillator: No external components required
• Package Dimensions: 5mm x 4.4mm

Pin Configuration

The MAX792MEPE+ features a 16-pin exposed pad TSSOP package with the following pin configuration:

1. VDD - Power Supply
2. GND - Ground
3. DIN - Serial Data Input
4. CS - Chip Select
5. CLK - Clock Input
6. DOUT - Serial Data Output
7. ISET - Current Set
8. BLANK - Blanking Control
9. DIG0 - Digit 0 Output
10. DIG1 - Digit 1 Output
11. DIG2 - Digit 2 Output
12. DIG3 - Digit 3 Output
13. DIG4 - Digit 4 Output
14. DIG5 - Digit 5 Output
15. DIG6 - Digit 6 Output
16. DIG7 - Digit 7 Output

Functional Features

• Efficiently drives LED displays with minimal power consumption
• Supports multiplexing of up to 8 digits/segments
• Serial interface allows easy integration with microcontrollers
• Built-in logarithmic scale for display intensity control
• Blanking control for individual digit/segment control
• Internal oscillator eliminates the need for external components

Advantages and Disadvantages

Advantages: - High integration reduces component count and board space - Low power consumption extends battery life in portable applications - Versatile functionality supports a wide range of LED display applications - Serial interface simplifies communication with microcontrollers

Disadvantages: - Limited maximum output current per segment (80mA) - Requires additional external components for higher current applications - Relatively small package size may require careful PCB layout design

Working Principles

The MAX792MEPE+ is an LED display driver IC that utilizes a serial interface to receive data from a microcontroller. It internally multiplexes the received data and drives up to 8 digits or segments of an LED display. The built-in logarithmic scale allows precise control over the display intensity, while the blanking control enables individual digit or segment control.

The IC operates on a supply voltage ranging from 3.0V to 5.5V and features low power consumption, making it suitable for battery-powered applications. Its high integration reduces the number of external components required, simplifying the overall design.

Detailed Application Field Plans

The MAX792MEPE+ finds applications in various fields, including:

1. Digital clocks and timers
2. Scoreboards and panel meters
3. Industrial control systems
4. Medical equipment displays
5. Automotive dashboard displays
6. Gaming machines and slot machines
7. Advertising displays and signage
8. Consumer electronics devices

Its versatility and ease of integration make it a popular choice for LED display applications across different industries.

Detailed and Complete Alternative Models

1. MAX7219CNG+: Similar LED display driver IC with 8-digit/segment outputs, SPI interface, and higher maximum output current.
2. TLC5940NT: LED driver IC with 16-channel constant-current sink outputs, suitable for driving RGB LEDs or multiple LED segments.
3. HT16K33: Integrated controller and driver IC for LED matrix displays, supporting up to 128 LEDs with I2C interface.

These alternative models offer different features and capabilities, providing options based on specific application requirements.

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