MAX6954ATL+ - English Editing Encyclopedia Entry

Product Overview

Category

The MAX6954ATL+ belongs to the category of integrated circuits (ICs) specifically designed for driving LED displays.

Use

This product is primarily used for controlling and driving LED displays in various applications such as digital signage, scoreboards, and industrial control panels.

Characteristics

• The MAX6954ATL+ is a highly versatile LED display driver with advanced features.
• It supports multiplexing of up to 16 digits or 128 individual LEDs.
• This IC offers a wide range of programmable features, including brightness control, blinking, and dimming.
• It operates on a low voltage supply, making it suitable for battery-powered devices.
• The MAX6954ATL+ is designed to provide reliable and efficient LED display control.

Package

The MAX6954ATL+ is available in a small-outline integrated circuit (SOIC) package.

Essence

The essence of the MAX6954ATL+ lies in its ability to efficiently drive and control LED displays, enabling the creation of visually appealing and dynamic content.

Packaging/Quantity

This product is typically sold in reels or tubes containing a specific quantity of ICs, depending on the manufacturer's packaging standards.

Specifications

• Supply Voltage: 2.7V to 5.5V
• Maximum Display Digits: 16
• Maximum Segment Outputs: 128
• Communication Interface: Serial I/O
• Operating Temperature Range: -40°C to +85°C
• Package Type: SOIC

Detailed Pin Configuration

The MAX6954ATL+ has a total of 28 pins. Here is a detailed pin configuration:

1. VDD - Power Supply
2. GND - Ground
3. DIN - Serial Data Input
4. DOUT - Serial Data Output
5. CLK - Clock Input
6. CS - Chip Select Input
7. BLANK - Display Blank Control
8. RSET - Internal Current Setting Resistor
9. ISET - External Current Setting Resistor
10. SEG0-SEG7 - Segment Outputs
11. SEG8-SEG15 - Segment Outputs
12. SEG16-SEG23 - Segment Outputs
13. SEG24-SEG31 - Segment Outputs
14. SEG32-SEG39 - Segment Outputs
15. SEG40-SEG47 - Segment Outputs
16. SEG48-SEG55 - Segment Outputs
17. SEG56-SEG63 - Segment Outputs
18. SEG64-SEG71 - Segment Outputs
19. SEG72-SEG79 - Segment Outputs
20. SEG80-SEG87 - Segment Outputs
21. SEG88-SEG95 - Segment Outputs
22. SEG96-SEG103 - Segment Outputs
23. SEG104-SEG111 - Segment Outputs
24. SEG112-SEG119 - Segment Outputs
25. SEG120-SEG127 - Segment Outputs
26. VLED+ - Positive LED Supply Voltage
27. VLED- - Negative LED Supply Voltage
28. NC - No Connection

Functional Features

The MAX6954ATL+ offers several functional features that enhance its usability and performance:

1. Multiplexing: It supports multiplexing of up to 16 digits or 128 individual LEDs, allowing for efficient utilization of display resources.
2. Programmable Features: The IC provides various programmable features such as brightness control, blinking, and dimming, enabling customization of the display behavior.
3. Serial Interface: The MAX6954ATL+ utilizes a serial interface for communication, simplifying integration with microcontrollers and other digital systems.
4. Low Power Consumption: This product is designed to operate on a low voltage supply, resulting in reduced power consumption and increased energy efficiency.
5. Robust Design: The MAX6954ATL+ incorporates built-in protection features to ensure reliable operation and safeguard against voltage spikes or other electrical disturbances.

Advantages and Disadvantages

Advantages

• Versatile LED display driver suitable for a wide range of applications.
• Supports multiplexing, allowing efficient utilization of display resources.
• Programmable features provide flexibility in controlling the display behavior.
• Low power consumption makes it suitable for battery-powered devices.
• Robust design ensures reliable operation and protection against electrical disturbances.

Disadvantages

• Limited to driving LED displays and not compatible with other types of displays.
• Requires additional external components for current setting and LED supply voltage.

Working Principles

The MAX6954ATL+ operates by receiving serial data input (DIN) and clock input (CLK) signals from an external microcontroller or digital system. It utilizes these signals to control the segment outputs and drive the connected LED display. The IC supports multiplexing, allowing it to efficiently control multiple digits or individual LEDs. By programming various features such as brightness control and